DR. ROBERT ROSENBERG M.D.
NPI 1265433072
Dermatology - MOHS-Micrographic Surgery in Fullerton, CA
NPI Status: Active since August 02, 2005
Contact Information
2720 N HARBOR BLVD
SUITE 210
FULLERTON, CA
ZIP 92835
Phone: (714) 626-6310
Fax: (714) 626-6320
- Individual
- Male
- Years of Experience 32
- Dermatology
- MOHS-Micrographic Surgery
- Accepts Medicare Approved Payment
- PECOS Enrolled
About ROBERT ROSENBERG
This page provides the complete NPI Profile along with additional information for Robert Rosenberg, a provider established in Fullerton, California with a medical specialization in Dermatology, focusing in mohs-micrographic surgery and more than 32 years of experience. He graduated from University Of California, Davis School Of Medicine in 1994. The healthcare provider is registered in the NPI registry with number 1265433072 assigned on August 2005. The practitioner's primary taxonomy code is 207ND0101X with license number G50480 (CA). The provider is registered as an individual and his NPI record was last updated 2 years ago.
- NPI
- 1265433072
- Provider Name
- DR. ROBERT ROSENBERG M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 2720 N HARBOR BLVD SUITE 210 FULLERTON, CA 92835
- Location Phone
- (714) 626-6310
- Location Fax
- (714) 626-6320
- Mailing Address
- 2720 N HARBOR BLVD STE 210 FULLERTON, CA 92835
- Medical School Name
- UNIVERSITY OF CALIFORNIA, DAVIS SCHOOL OF MEDICINE
- Graduation Year
- 1994
- Is Sole Proprietor?
- No
- Enumeration Date
- 08-02-2005
- Last Update Date
- 08-22-2023
- Code Navigator
Location Map
Secondary Locations
- 15855 Pomona Rincon Rd
Chino Hills, CA 91709
(909) 929-2514
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Dermatology MOHS-Micrographic Surgery
- Taxonomy Code
- 207ND0101X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- G50480
- License State
- CA
- Taxonomy Description
- The highly-trained surgeons that perform Mohs Micrographic Surgery are specialists both in dermatology and pathology. With their extensive knowledge of the skin and unique pathological skills, they are able to remove only diseased tissue, preserving healthy tissue and minimizing the cosmetic impact of the surgery. Mohs surgeons who belong to the American College of Mohs Surgery (ACMS) have completed a minimum of one year of fellowship training at one of the ACMS-approved training centers in the U.S.
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
---|---|---|---|---|
1 | 207N00000X | Allopathic & Osteopathic Physicians | Dermatology | G50480 (CA) |
2 | 207NS0135X | Allopathic & Osteopathic Physicians | Dermatology | G50480 (CA) |
Medicare Participation & PECOS Enrollment Status
Robert Rosenberg is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.
Robert Rosenberg is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
PECOS PAC ID: 1557499944
What is the PECOS Associate Control ID?
A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.PECOS Enrollment ID: I20100505000498
What is the Provider Enrollment ID?
The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.Accepts Medicare Assignment? Yes
What does it mean "accepts medicare assignment"?
When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Biopsy of related skin growth, each additional growth
Biopsy of related skin growth, first growth
Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm
Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 0.6-1.0 cm
Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm
Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm
Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm
Destruction of precancer skin growth, 1 growth
Destruction of precancer skin growth, 15 or more growths
Destruction of precancer skin growth, 2-14 growths
Destruction of skin growth, 1-14 growths
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Injection, triamcinolone acetonide, not otherwise specified, 10 mg
Melanoma (skin cancer) excision
New patient office or other outpatient visit, 30-44 minutes
New patient office or other outpatient visit, 45-59 minutes
Pathology examination of tissue using a microscope, intermediate complexity
Pathology examination of tissue using a microscope, moderately low complexity
Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks
Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks
Tissue fungi or parasites
A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.
This service was performed 50 times for 29 patientsA biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.
This service was performed 153 times for 133 patientsThis procedure involves the complex repair of a wound in areas like the forehead, cheeks, chin, mouth, neck, underarms, hands, or feet. The wound size ranges from 2.6-7.5 cm. The process includes cleaning, removing damaged tissue, and stitching the wound for proper healing.
This service was performed 23 times for 22 patientsThis procedure involves the removal of a small cancerous skin growth, between 0.6 to 1.0 cm, located on the scalp, neck, hands, or feet. The aim is to eliminate the cancerous cells and prevent their spread. The treatment is done in a safe, controlled environment.
This service was performed 13 times for 13 patientsThis procedure involves the removal of a cancerous skin growth measuring 1.1-2.0 cm, located on the scalp, neck, hands, or feet. The process may involve techniques like surgery, laser, or cryotherapy. The aim is to eliminate the cancer cells and prevent further spread.
This service was performed 14 times for 14 patientsThis procedure involves the removal of a cancerous skin growth on the trunk, arms, or legs that is between 0.6 and 1.0 cm in size. The goal is to eliminate the cancerous cells and prevent further spread. The method of destruction may vary, including methods such as surgery, laser, or cryotherapy.
This service was performed 44 times for 38 patientsThis procedure involves removing a cancerous skin growth on the trunk, arms, or legs that is between 1.1 and 2.0 cm in size. The growth is destroyed using methods like surgery, laser, or freezing, aiming to eliminate cancer and prevent its spread.
This service was performed 56 times for 41 patients"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.
This service was performed 395 times for 343 patientsThis procedure involves removing 15 or more precancerous skin growths to prevent them from developing into cancer. It's done using various methods like freezing, creams, or minor surgery. The goal is to protect your health by stopping cancer before it starts.
This service was performed 64 times for 55 patientsThis procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.
This service was performed 1,291 times for 279 patients"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.
This service was performed 240 times for 216 patientsThis is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
This service was performed 463 times for 390 patientsThis is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
This service was performed 254 times for 197 patientsTriamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
This service was performed 12 times for 11 patientsMelanoma excision is a procedure where a surgeon removes melanoma, a type of skin cancer, and some surrounding healthy tissue. Local anesthesia is applied to numb the area. The goal is to completely remove the cancer and prevent its spread. Healing time varies.
This service was performed for 52 patientsThis service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
This service was performed 29 times for 29 patientsThis is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
This service was performed 33 times for 33 patientsA pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
This service was performed 540 times for 303 patientsA pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.
This service was performed 23 times for 18 patientsThis procedure involves the careful removal of a growth from the head, neck, hands, or feet. The removed tissue, divided into 1-5 blocks, is then examined under a microscope to study its characteristics and determine the nature of the growth.
This service was performed 77 times for 62 patientsThis procedure involves the careful removal of abnormal growths from the head, neck, hands, or feet. The removed tissues, divided into 1-5 blocks, are then examined under a microscope to identify any irregularities. The process may be carried out in multiple stages for thorough examination.
This service was performed 27 times for 21 patientsTissue fungi or parasites refer to microorganisms that can infect various parts of the body. This may cause symptoms like fatigue, fever, and skin changes. Diagnosis involves testing samples from the affected area. Treatment often includes medication to eliminate the infection.
This service was performed 13 times for 12 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $24.09 for a new patient copayment and $19.49 for an established patient copayment.
The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.
For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.
The prices below reflect the costs for new and established patients in the 92835 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99203
- Average New Patient Price $96.36
- Minimum New Patient Price $62.96
- Maximum New Patient Price $187.6
- Average New Patient Copayment $24.09
- Minimum New Patient Copayment $15.74
- Maximum New Patient Copayment $46.9
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99213
- Average Established Patient Price $77.96
- Minimum Established Patient Price $20.84
- Maximum Established Patient Price $153.61
- Average Established Patient Copayment $19.49
- Minimum Established Patient Copayment $5.21
- Maximum Established Patient Copayment $38.4
* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.
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NPI Validation Check Digit Calculation
The following table explains the step by step NPI number validation process using the ISO standard Luhn algorithm.
Start with the original NPI number, the last digit is the check digit and is not used in the calculation. | |||||||||
1 | 2 | 6 | 5 | 4 | 3 | 3 | 0 | 7 | 2 |
Step 1: Double the value of the alternate digits, beginning with the rightmost digit. | |||||||||
2 | 2 | 12 | 5 | 8 | 3 | 6 | 0 | 14 | |
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24. | |||||||||
2 + 2 + 1 + 2 + 5 + 8 + 3 + 6 + 0 + 1 + 4 + 24 = 58 | |||||||||
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit. | |||||||||
60 - 58 = 2 | 2 |
The NPI number 1265433072 is valid because the calculated check digit 2 using the Luhn validation algorithm matches the last digit of the original NPI number.
Other Providers at the Same Location
The following 19 providers are registered at the same or nearby location.
NPI | Name / Type | Taxonomy | Address |
---|---|---|---|
1023019965 | EUGENE BOSTON Individual | Internal Medicine | 2720 N HARBOR BLVD SUITE 100 FULLERTON, CA 92835 (714) 449-6990 |
1902944788 | MICHAEL MCCUTCHEON GREEN D.O. Individual | Family Medicine | 2720 N HARBOR BLVD 130 FULLERTON, CA 92835 (714) 449-6200 |
1881802759 | MICHELLE CORCORAN NP Individual | Nurse Practitioner | 2720 N HARBOR BLVD SUITE 300 FULLERTON, CA 92835 (714) 449-6990 |
1245439157 | PENNY LANE MAKABENTA PA Individual | Physician Assistant | 2720 N HARBOR BLVD SUITE 130 FULLERTON, CA 92835 (714) 449-6230 |
1255530168 | NEGEEN FARMAND PA Individual | Physician Assistant | 2720 N HARBOR BLVD SUITE 130 FULLERTON, CA 92835 (714) 449-6230 |
1164621074 | JOEL TETZLAFF PA Individual | Physician Assistant | 2720 N HARBOR BLVD SUITE 130 FULLERTON, CA 92835 (714) 449-6230 |
1619273059 | ST JUDE HOSPITAL YORBA LINDA Organization | Family Medicine | 2720 N HARBOR BLVD SUITE 100 FULLERTON, CA 92835 (714) 449-6900 |
1679879696 | ST JUDE HOSPITAL YORBA LINDA Organization | Family Medicine | 2720 N HARBOR BLVD SUITE 200 FULLERTON, CA 92835 (714) 449-6910 |
1588960504 | ST JUDE HOSPITAL YORBA LINDA Organization | Pediatrics | 2720 N HARBOR BLVD SUITE 220 FULLERTON, CA 92835 (714) 449-6990 |
1396041315 | ST JUDE HOSPITAL YORBA LINDA Organization | Family Medicine | 2720 N HARBOR BLVD SUITE 300 FULLERTON, CA 92835 (714) 449-6990 |
1023314044 | ST JUDE HOSPITAL YORBA LINDA Organization | Family Medicine | 2720 N HARBOR BLVD SUITE 130 FULLERTON, CA 92835 (714) 449-6230 |
1891796603 | CARLOS SOBRAL MD Individual | Family Medicine | 2720 N HARBOR BLVD SUITE 100 FULLERTON, CA 92835 (714) 449-6900 |
1154936011 | ADVANCED SKINCARE, A PROFESSIONAL CORP. Organization | Physician Assistant | 2720 N HARBOR BLVD FULLERTON, CA 92835 (714) 879-9936 |
1588664916 | JONATHAN ANDERSON MD Individual | Family Medicine | 2720 N HARBOR BLVD SUITE 200 FULLERTON, CA 92835 (714) 449-6910 |
1023272309 | KHALED MAHMOUD HASSAN M.D. Individual | Dermatology (MOHS-Micrographic Surgery) | 2720 N HARBOR BLVD STE 220 FULLERTON, CA 92835 (714) 578-8527 |
1134285794 | CHRISTINE HAE-JIN WON M.D. Individual | Pediatrics | 2720 N HARBOR BLVD SUITE 220 FULLERTON, CA 92835 (714) 449-6990 |
1629314521 | DARSHANA PATEL PA-C Individual | Physician Assistant | 2720 N HARBOR BLVD STE 130 FULLERTON, CA 92835 (714) 449-6230 |
1831227610 | MR. JASON ROBERT COOK M.S., PA-C Individual | Physician Assistant (Surgical) | 2720 N HARBOR BLVD SUITE 130 FULLERTON, CA 92835 (714) 449-6200 |
1538488101 | MRS. BORA JI PA-C Individual | Physician Assistant (Medical) | 2720 N HARBOR BLVD SUITE 130 FULLERTON, CA 92835 (714) 449-6200 |
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1265433072, enumerated in the NPI registry as an "individual" on August 02, 2005
The provider is located at 2720 N Harbor Blvd Suite 210 Fullerton, Ca 92835 and the phone number is (714) 626-6310
The provider's speciality is Dermatology with taxonomy code 207ND0101X with a focus in MOHS-Micrographic Surgery
The provider has more than 32 years of experience. He graduated from University Of California, Davis School Of Medicine in 1994.
Yes, as of June 20, 2025 the provider is registered in PECOS and is eligible to order health care services or supplies for Medicare patients. If you are a beneficiary the provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
Medicare beneficiaries should expect a typical cost of $96.36 with an average copayment of $24.09 for new patient appointments. Established patients should expect a typical charge of $77.96 and an average copayment of 19.49. Please review your insurance plan or contact the provider directly to determine your specific costs.
The most common procedures or services performed by this practitioner are: Biopsy of related skin growth, each additional growth, Biopsy of related skin growth, first growth, Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm, Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 0.6-1.0 cm, Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm, Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm, Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm, Destruction of precancer skin growth, 1 growth, Destruction of precancer skin growth, 15 or more growths, Destruction of precancer skin growth, 2-14 growths, Destruction of skin growth, 1-14 growths, Established patient office or other outpatient visit, 20-29 minutes, Established patient office or other outpatient visit, 30-39 minutes, Injection, triamcinolone acetonide, not otherwise specified, 10 mg, Melanoma (skin cancer) excision, New patient office or other outpatient visit, 30-44 minutes, New patient office or other outpatient visit, 45-59 minutes, Pathology examination of tissue using a microscope, intermediate complexity, Pathology examination of tissue using a microscope, moderately low complexity, Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks, Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks and Tissue fungi or parasites.
This NPI record was last updated on August 02, 2005. To officially update your NPI information contact the National Plan and Provider Enumeration System (NPPES) at 1-800-465-3203 (NPI Toll-Free) or by email at [email protected].
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