DR. MAXWELL FUNG MD
NPI 1134178973
Dermatology - Dermatopathology in Sacramento, CA

NPI Status: Active since May 09, 2006

Contact Information

3301 C ST
STE. 1300
SACRAMENTO, CA
ZIP 95816
Phone: (916) 734-6111

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  • Individual
  • Male
  • Years of Experience 33
  • Dermatology
  • Dermatopathology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About MAXWELL FUNG

This page provides the complete NPI Profile along with additional information for Maxwell Fung, a provider established in Sacramento, California with a medical specialization in Dermatology, focusing in dermatopathology and more than 33 years of experience. He graduated from University Of California, San Francisco School Of Medicine in 1993. The healthcare provider is registered in the NPI registry with number 1134178973 assigned on May 2006. The practitioner's primary taxonomy code is 207ND0900X with license number G80754 (CA). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1134178973
Provider Name
DR. MAXWELL FUNG MD
Gender
Male
Entity Type
Individual
Location Address
3301 C ST STE. 1300 SACRAMENTO, CA 95816
Location Phone
(916) 734-6111
Mailing Address
3301 C ST STE. 1300 SACRAMENTO, CA 95816
Mailing Phone
(916) 734-6378
Medical School Name
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduation Year
1993
Is Sole Proprietor?
No
Enumeration Date
05-09-2006
Last Update Date
11-07-2007
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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 Dermatopathology

Taxonomy Code
207ND0900X
Type
Allopathic & Osteopathic Physicians
License No.
G80754
License State
CA
Taxonomy Description
A dermatopathologist has the expertise to diagnose and monitor diseases of the skin including infectious, immunologic, degenerative and neoplastic diseases. This entails the examination and interpretation of specially prepared tissue sections, cellular scrapings and smears of skin lesions by means of routine and special (electron and fluorescent) microscopes.

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)
1207N00000XAllopathic & Osteopathic Physicians

Dermatology

G80754 (CA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
00G807541MEDICARE UPIN (02)CA 

Medicare Participation & PECOS Enrollment Status

Maxwell Fung 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.

Maxwell Fung 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: 3375535644

    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: I20040330001074

    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.

Antibody evaluation, each additional single antibody stain procedure

An antibody evaluation involves testing a sample of your body fluid (like blood) to identify specific antibodies. Each additional single antibody stain procedure is a separate test for another specific antibody. This helps in diagnosing various health conditions by understanding your body's immune response.

This service was performed 175 times for 32 patients

Antibody evaluation, initial single antibody stain procedure

An antibody evaluation, initial single antibody stain procedure is a laboratory test. It's designed to identify specific proteins, or antibodies, in your body. This can help diagnose certain conditions or monitor your immune system's response to treatments. The procedure involves staining a single type of antibody for detection.

This service was performed 36 times for 33 patients

Melanoma (skin cancer) excision

Melanoma 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 1-10 patients

Pathology examination of tissue using a microscope, intermediate complexity

A 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 15 times for 12 patients

Pathology examination of tissue using a microscope, intermediate complexity

A 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 6,095 times for 2,855 patients

Pathology examination of tissue using a microscope, moderately low complexity

A 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 272 times for 218 patients

Special stained specimen slides to examine tissue including interpretation and report

Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.

This service was performed 25 times for 23 patients

Special stained specimen slides to examine tissue, each additional procedure

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

This service was performed 335 times for 136 patients

Special stained specimen slides to examine tissue, initial procedure

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

This service was performed 254 times for 233 patients

Special stained specimen slides to identify organisms including interpretation and report

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

This service was performed 87 times for 54 patients

Surgical pathology consultation and report on referred material requiring preparation of slides

A surgical pathology consultation involves the examination of tissue removed during surgery. The tissue is processed and slides are prepared for detailed study under a microscope. The findings are then compiled into a report to help guide your treatment plan.

This service was performed 39 times for 38 patients

Surgical pathology consultation and report on referred slides prepared elsewhere

A surgical pathology consultation involves reviewing slides prepared at a different lab to confirm or clarify a diagnosis. It's a second opinion to ensure accuracy. A report with findings and interpretations is then provided for your doctor's reference.

This service was performed 71 times for 70 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $23.15 for a new patient copayment and $18.75 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 95816 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $92.61
  • Minimum New Patient Price $60.44
  • Maximum New Patient Price $180.85
  • Average New Patient Copayment $23.15
  • Minimum New Patient Copayment $15.11
  • Maximum New Patient Copayment $45.21

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $75.03
  • Minimum Established Patient Price $19.88
  • Maximum Established Patient Price $148.15
  • Average Established Patient Copayment $18.75
  • Minimum Established Patient Copayment $4.97
  • Maximum Established Patient Copayment $37.03

* 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.

Reviews for DR. MAXWELL FUNG MD

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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.
1134178973
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
21642716914
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 1 + 6 + 4 + 2 + 7 + 1 + 6 + 9 + 1 + 4 + 24 = 67
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit.
70 - 67 = 33

The NPI number 1134178973 is valid because the calculated check digit 3 using the Luhn validation algorithm matches the last digit of the original NPI number.

Other Providers at the Same Location


The following 20 providers are registered at the same or nearby location.

NPI Name / Type Taxonomy Address
1942274592DR. EMANUAL MICHAEL MAVERAKIS M.D.
Individual
Dermatology3301 C ST STE 100
SACRAMENTO, CA 95816
(916) 734-6371
1336115427DR. ROSLYN RIVKAH ISSEROFF M.D.
Individual
Dermatology3301 C ST SUITE 1400
SACRAMENTO, CA 95816
(916) 734-6795
1346218054DR. KEIRA BARR MD
Individual
Dermatology (Dermatopathology)3301 C ST SUITE 1400
SACRAMENTO, CA 95816
(916) 734-6111
1578512307DR. BARBARA BURRALL
Individual
Dermatology3301 C ST STE. 1300
SACRAMENTO, CA 95816
(916) 734-6111
1295784023DR. DANIEL EISEN MD
Individual
Dermatology (MOHS-Micrographic Surgery)3301 C ST STE. 1300
SACRAMENTO, CA 95816
(916) 734-6111
1124070743DR. KRISTEN VANDEWALKER M.D.
Individual
Specialist3301 C ST SUITE 200-E
SACRAMENTO, CA 95816
(916) 447-6267
1376573717DR. THOMAS AMOTT M.D.
Individual
Specialist3301 C ST SUITE #200-E
SACRAMENTO, CA 95816
(916) 447-6267
1669492120DR. GWEN MAZOUJIAN M.D.
Individual
Specialist3301 C ST SUITE #200-E
SACRAMENTO, CA 95816
(916) 447-6267
1861412355DR. DARIO V CACCAMO M.D.
Individual
Specialist3301 C ST SUITE #200-E
SACRAMENTO, CA 95816
(916) 447-6267
1588687222DR. ELLEN SUNG M.D.
Individual
Specialist3301 C ST SUITE #200-E
SACRAMENTO, CA 95816
(916) 447-6267
1215950977DR. NORMAN K MCMURRY M.D.
Individual
Specialist3301 C ST SUITE #200-E
SACRAMENTO, CA 95816
(916) 447-6267
1164433413DR. ROBERT W. GHISELLI M.D.
Individual
Specialist3301 C ST SUITE #200-E
SACRAMENTO, CA 95816
(916) 447-6267
1588675847DR. KAI NI M.D.
Individual
Specialist3301 C ST SUITE #200-E
SACRAMENTO, CA 95816
(916) 447-6267
1316959315DR. DAVID C OLSEN M.D.
Individual
Specialist3301 C ST SUITE 200-E
SACRAMENTO, CA 95816
(916) 447-6267
1922010941DR. RONALD D ROWBERRY M.D.
Individual
Specialist3301 C ST SUITE 200-E
SACRAMENTO, CA 95816
(916) 447-6267
1598777401DR. EMILY L LEFF M.D.
Individual
Specialist3301 C ST SUITE 200E
SACRAMENTO, CA 95816
(916) 447-6267
1003922329DR. MARY E KEOHANE M.D.
Individual
Specialist3301 C ST SUITE 200E
SACRAMENTO, CA 95816
(916) 447-6267
1174615215 KIM L WANG M.D.
Individual
Specialist3301 C ST SUITE #200-E
SACRAMENTO, CA 95816
(916) 447-6267
1215014345DR. GERALD E SIMON M.D.
Individual
Specialist3301 C ST #200E
SACRAMENTO, CA 95816
(916) 447-6267
1568517555DR. JAMES E FITZWATER M.D.
Individual
Specialist3301 C ST SUITE #200-E
SACRAMENTO, CA 95816
(916) 447-6267

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1134178973, enumerated in the NPI registry as an "individual" on May 09, 2006

The provider is located at 3301 C St Ste. 1300 Sacramento, Ca 95816 and the phone number is (916) 734-6111

The provider's speciality is Dermatology with taxonomy code 207ND0900X with a focus in Dermatopathology

The provider has more than 33 years of experience. He graduated from University Of California, San Francisco School Of Medicine in 1993.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to make sure your health plan is currently accepted.

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 $92.61 with an average copayment of $23.15 for new patient appointments. Established patients should expect a typical charge of $75.03 and an average copayment of 18.75. 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: Antibody evaluation, each additional single antibody stain procedure, Antibody evaluation, initial single antibody stain procedure, Melanoma (skin cancer) excision, Pathology examination of tissue using a microscope, intermediate complexity, Pathology examination of tissue using a microscope, intermediate complexity, Pathology examination of tissue using a microscope, moderately low complexity, Special stained specimen slides to examine tissue including interpretation and report, Special stained specimen slides to examine tissue, each additional procedure, Special stained specimen slides to examine tissue, initial procedure, Special stained specimen slides to identify organisms including interpretation and report, Surgical pathology consultation and report on referred material requiring preparation of slides and Surgical pathology consultation and report on referred slides prepared elsewhere.

This NPI record was last updated on May 09, 2006. 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].
NPI Profile data is regularly updated with the latest NPI registry information, if you would like to update or remove your NPI Profile in this website please contact us.