Martin Ahn, M.D.
Family Medicine Physician · Buena Park, CA
Martin Ahn, M.D. is a family medicine physician with a practice address in Buena Park, California, and NPI 1649342171, issued on Nov 13, 2006. Check the license (California A85576, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Martin Ahn
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A85576 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6301 Beach Blvd, Buena Park, CA 90621
- Phone
- (714) 525-9900
- Enumerated
- Nov 13, 2006
- Entity
- Type 1 · individual
Also registered at 6301 Beach Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kayla AminiStudent in an Organized Health Care Education/Training Program1982413795
- April Chavez-Willis, M.A.Marriage & Family Therapist1669651733
- Kang-Hyun Choi, ACUPUNCTURISTAcupuncturist1376667386
- Jocelyn GardunoCommunity Health Registered Nurse1669652368
- Edgardo Gonzalez, M.DInternal Medicine Physician1366514655
- Katherine Plumb, MA, MSW, ACSWStudent in an Organized Health Care Education/Training Program1831448851
Verify Martin Ahn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A85576Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2.8 times the Medicare Part D claims of the average family medicine physician in 2024
9,851 Medicare Part D claims for 652 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 61 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium576 claims
- Amlodipine Besylate558 claims
- Atorvastatin Calcium496 claims
- Metformin Hcl423 claims
- Vascepa268 claims
- Farxiga198 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,515.38
75 payments, mostly food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
10 family medicine physician records list a Buena Park practice address
They are 10 of the 728 NPPES records with a Buena Park practice address, and 16,272 family medicine physician records in California.
All 10 in Buena Park → All 16,272 in California → Every provider in Buena Park →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
- Michelle Ababa, MDWilmington, CA1710922513
- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Martin Ahn, M.D.'s NPI number?
Martin Ahn, M.D.'s National Provider Identifier (NPI) is 1649342171, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Martin Ahn, M.D. located?
The NPPES record lists a practice address at 6301 Beach Blvd, Buena Park, CA, 90621. Phone: (714) 525-9900. Providers update this record themselves, so call before visiting.
How can I verify Martin Ahn, M.D.'s license?
NPPES lists California license number A85576, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Martin Ahn, M.D. prescribe under Medicare Part D?
In 2024, Martin Ahn, M.D. had 9,851 Medicare Part D claims for 652 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.