Jeanie Ahn, M.D.
Nephrology Physician · Fremont, CA
Jeanie Ahn, M.D. is a nephrology physician with a practice address in Fremont, California, and NPI 1053359356, issued on Jun 2, 2006. Check the license (California A065315, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jeanie Ahn
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- A065315 CA
A65315 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1999 Mowry Ave, Fremont, CA 94538
- Phone
- (510) 745-8186
- Enumerated
- Jun 2, 2006
- Record last updated
- Nov 27, 2022
- Fax
- (510) 745-8332
- Medicaid ID
- 00A653150 CA
- Medicare enrollment
- Enrolled (PECOS I20080709000385); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Also registered at 1999 Mowry Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hiba Ahmed, DCChiropractor1497463889
- Sabi Basrai, PHARMDPharmacist1205130127
- Varun ChawlaNephrology Physician1609067537
- Joanna Cuellar, FNPFamily Nurse Practitioner1912679440
- John Heine, MDUrology Physician1831270651
- Ismah Jawed, MSPAS, PA-CPhysician Assistant1093144008
Verify Jeanie Ahn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A065315Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% more Medicare Part D claims than the average nephrology physician in 2024
1,723 Medicare Part D claims for 272 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Calcitriol281 claims
- Valsartan133 claims
- Amlodipine Besylate127 claims
- Farxiga85 claims
- Rayaldee79 claims
- Carvedilol68 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: $2,005.05
77 payments; by number, the most common kind was food and beverage; the largest payer was Travere Therapeutics, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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.
Bills Medicare through one group practice
- West Coast KidneyFremont, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeanie Ahn among 1,468 nephrology physician records in California
Jeanie Ahn, M.D. is one of 1,468 nephrology physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 48% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1996 · median 2001 among the 1,128 with a school on file
- Record last updated2022 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in California
There are 1,468 nephrology physician records in California.
All 1,468 in California → Every provider in Fremont → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Neiha Arora, MDFremont, CA 945381588879217
- Varun ChawlaFremont, CA 945381609067537
- Qi Che, M.D.Fremont, CA 945381447429212
- Rajesh Davda, MDFremont, CA 945381740220433
- Peter Lunny, M.D.Fremont, CA 945381689621765
- Mary Palathumpat, MDFremont, CA 945381225113988
- Shalini Sundar, M.D.Fremont, CA 945381780607838
- Cynthia Tsui, MDFremont, CA 945381942476940
Common questions
What is Jeanie Ahn, M.D.'s NPI number?
Jeanie Ahn, M.D.'s National Provider Identifier (NPI) is 1053359356, issued on Jun 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeanie Ahn, M.D. located?
The NPPES record lists a practice address at 1999 Mowry Ave, Fremont, CA, 94538. Phone: (510) 745-8186. Providers update this record themselves, so call before visiting.
How can I verify Jeanie Ahn, M.D.'s license?
NPPES lists California license number A065315, 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 Jeanie Ahn, M.D. prescribe under Medicare Part D?
In 2024, Jeanie Ahn, M.D. had 1,723 Medicare Part D claims for 272 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.