GARY W AHN MD
NPI 1639260441
Internal Medicine - Sports Medicine in Honolulu, HI
Quality Rating: 66.31 out of 100 score
NPI Status: Active since September 27, 2006
Contact Information
377 KEAHOLE ST
HONOLULU, HI
ZIP 96825
Phone: (808) 396-6675
Fax: (808) 395-2104
- Individual
- Male
- Years of Experience 38
- Internal Medicine
- Sports Medicine
- Accepts Medicare Approved Payment
- PECOS Enrolled
About GARY AHN
This page provides the complete NPI Profile along with additional information for Gary Ahn, an internist established in Honolulu, Hawaii with a medical specialization in Internal Medicine, focusing in sports medicine and more than 38 years of experience. The healthcare provider is registered in the NPI registry with number 1639260441 assigned on September 2006. The practitioner's primary taxonomy code is 207RS0010X with license number MD7115 (HI). The provider is registered as an individual and his NPI record was last updated 18 years ago.
- NPI
- 1639260441
- Provider Name
- GARY W AHN MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 377 KEAHOLE ST HONOLULU, HI 96825
- Location Phone
- (808) 396-6675
- Location Fax
- (808) 395-2104
- Mailing Address
- 838 S BERETANIA ST SUITE 307 HONOLULU, HI 96813
- Mailing Phone
- (808) 547-4600
- Mailing Fax
- (808) 395-2104
- Medical School Name
- OTHER
- Graduation Year
- 1988
- Is Sole Proprietor?
- No
- Enumeration Date
- 09-27-2006
- Last Update Date
- 07-08-2007
- Code Navigator
An internist like Gary Ahn is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.
Location Map
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
Internal Medicine Sports Medicine
- Taxonomy Code
- 207RS0010X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- MD7115
- License State
- HI
- Taxonomy Description
- An internist trained to be responsible for continuous care in the field of sports medicine, not only for the enhancement of health and fitness, but also for the prevention of injury and illness. A sports medicine physician must have knowledge and experience in the promotion of wellness and the prevention of injury. Knowledge about special areas of medicine such as exercise physiology, biomechanics, nutrition, psychology, physical rehabilitation, epidemiology, physical evaluation, injuries (treatment and prevention and referral practice) and the role of exercise in promoting a healthy lifestyle are essential to the practice of sports medicine. The sports medicine physician requires special education to provide the knowledge to improve the healthcare of the individual.
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 |
---|---|---|---|
068133 | MEDICAID (05) | HI | |
E82619 | MEDICARE UPIN (02) | HI |
Medicare Participation & PECOS Enrollment Status
Gary Ahn 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.
Gary Ahn 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) and a Home Health Agency (HHA).
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: 6901805431
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: I20061212000117
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: No
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.
Follow-up hospital inpatient care per day, typically 25 minutes
Follow-up hospital inpatient care per day, typically 35 minutes
Hospital discharge day management, more than 30 minutes
Initial hospital inpatient care per day, typically 70 minutes
Initial hospital observation care per day, typically 70 minutes
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
This service was performed 23 times for 12 patientsFollow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
This service was performed 225 times for 62 patientsHospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
This service was performed 38 times for 38 patientsInitial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
This service was performed 43 times for 43 patientsThis service involves a healthcare professional closely monitoring your health condition during your hospital stay. It typically lasts for about 70 minutes each day. This helps in timely detection of any changes in your health, allowing for immediate response and treatment.
This service was performed 18 times for 18 patientsOverall MIPS Quality Performance
The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 66.31, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance.
The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.
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Final Score: 66.31 out of 100
The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.
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Quality Score: 0
The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category compromises 40% providers final MPIS scores.
There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.
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Promoting Interoperability Score: 100
The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category compromises 25% providers final MPIS scores.
The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data. -
Improvement Activities Score: 40
The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category compromises 15% providers final MPIS scores.
The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category compromises 15% of providers final MPIS scores. -
Cost Score: 87.71
The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.
Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores. -
Cost Score: 87.71
The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.
Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.
Find Provider Hospital Affiliations - Privileges
Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.
Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Gary Ahn is affiliated with the following medical facilities:
Hospital Name | Address | Phone | Hospital Type | Overall Rating |
---|---|---|---|---|
THE QUEENS MEDICAL CENTER | 1301 PUNCHBOWL ST HONOLULU, HI 96813 | (808) 538-9011 | Acute Care Hospitals |
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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 | 6 | 3 | 9 | 2 | 6 | 0 | 4 | 4 | 1 |
Step 1: Double the value of the alternate digits, beginning with the rightmost digit. | |||||||||
2 | 6 | 6 | 9 | 4 | 6 | 0 | 4 | 8 | |
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24. | |||||||||
2 + 6 + 6 + 9 + 4 + 6 + 0 + 4 + 8 + 24 = 69 | |||||||||
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit. | |||||||||
70 - 69 = 1 | 1 |
The NPI number 1639260441 is valid because the calculated check digit 1 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 |
---|---|---|---|
1710931589 | DR. NORA MEI YU CHAN O.D. Individual | Optometrist | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6311 |
1972546737 | LONGS DRUG STORES CALIFORNIA LLC Organization | Pharmacy (Community/Retail Pharmacy) | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 395-4427 |
1316958333 | QUEEN'S DEVELOPMENT CORPORATION & SUBSIDIARIES Organization | Clinic/Center (Health Service) | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6675 |
1942315775 | DR. JOSEPH A GROTE MD Individual | Emergency Medicine | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6675 |
1194831537 | DR. CHRISTOPHER D BRACE D.O. Individual | Family Medicine (Geriatric Medicine) | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6675 |
1710093042 | DR. ARTHUR R HORI M.D. Individual | Family Medicine | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6675 |
1275640567 | DR. KEVIN K ADAMS MD Individual | Internal Medicine | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6675 |
1497862783 | DR. JENNY MN URAMOTO MD Individual | Obstetrics & Gynecology (Gynecology) | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6675 |
1083725824 | ELIZABETH A CHAR M.D. Individual | Emergency Medicine | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6675 |
1982746574 | CORINNE M NAKASUJI PT Individual | Physical Therapist | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 954-7511 |
1164626479 | QUEEN'S DEVELOPMENT CORPORATION & SUBSIDIARIES Organization | Clinic/Center (Health Service) | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6675 |
1194999474 | ROGER CHRISTIAN EDE, O.D., INC. Organization | Optometrist | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6311 |
1902059819 | ALOHA HEALTH AND WELLNESS, INC. Organization | Massage Therapist | 377 KEAHOLE ST SUITE 207 HONOLULU, HI 96825 (808) 356-1955 |
1790930675 | HAWAII HEALTHCARE PROFESSIONALS, INC. Organization | Home Health | 377 KEAHOLE ST SUITE 209 HONOLULU, HI 96825 (808) 396-2160 |
1821221433 | WILLIAM HU, DMD, INC. Organization | Clinic/Center (Dental) | 377 KEAHOLE ST SUITE 211 HONOLULU, HI 96825 (808) 393-2020 |
1649578576 | HA T. KIM, DMD, LLC Organization | Dentist (General Practice) | 377 KEAHOLE ST SUITE E-211 A/B HONOLULU, HI 96825 (808) 393-2020 |
1235265828 | DR. DAVID H FRIAR Individual | Psychiatry & Neurology (Psychiatry) | 377 KEAHOLE ST SUITE E-210 HONOLULU, HI 96825 (808) 394-8151 |
1790077295 | DEBORAH LEE CLARK Individual | Social Worker (Clinical) | 377 KEAHOLE ST E-210 HONOLULU, HI 96825 (808) 428-4125 |
1992180962 | DR. D.D.ENTERPRISE LLC Organization | Clinic/Center (Adult Mental Health) | 377 KEAHOLE ST E 211-D HONOLULU, HI 96825 (808) 497-7672 |
1932572203 | NORA M.Y. CHAN, O.D., INC. Organization | Optometrist | 377 KEAHOLE ST HONOLULU, HI 96825 (808) 396-6311 |
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1639260441, enumerated in the NPI registry as an "individual" on September 27, 2006
The provider is located at 377 Keahole St Honolulu, Hi 96825 and the phone number is (808) 396-6675
The provider's speciality is Internal Medicine with taxonomy code 207RS0010X with a focus in Sports Medicine
The provider has more than 38 years of experience.
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) and a Home Health Agency (HHA).
The provider has an overall high rating in the following quality measures: uses technology to exchange and make use of healthcare information , coordinates care and seeks improvement of health outcomes.
The most common procedures or services performed by this practitioner are: Follow-up hospital inpatient care per day, typically 25 minutes, Follow-up hospital inpatient care per day, typically 35 minutes, Hospital discharge day management, more than 30 minutes, Initial hospital inpatient care per day, typically 70 minutes and Initial hospital observation care per day, typically 70 minutes.
The practitioner is affiliated to the following hospital(s): THE QUEENS MEDICAL CENTER. Hospital affiliations are identified through self-reporting data and service claims based on the place of service.
This NPI record was last updated on September 27, 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.