Roya Fathi, M.D.
Geriatric Medicine (Internal Medicine) Physician · Agoura Hills, CA
Roya Fathi, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Agoura Hills, California, and NPI 1801104179, issued on Sep 20, 2010. Check the license (California A124602, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Roya Fathi
- Credential
- M.D.
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License numbers
- A124602 CA
C12-0000037 DE
Self-reported in NPPES; status is on the state search - Practice location
- 28901 Canmore St, Agoura Hills, CA 91301
- Phone
- (312) 351-0420
- Enumerated
- Sep 20, 2010
- Record last updated
- Apr 25, 2024
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 532 in California → Look up another NPI →
Verify Roya Fathi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A124602Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
45 Medicare Part D claims for 18 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.
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.
Roya Fathi among 532 geriatric medicine (internal medicine) physician records in California
Roya Fathi, M.D. is one of 532 geriatric medicine (internal medicine) physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 71% of them.
- NPI issued2010 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 51% of these records are
- Record last updated2024 · 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 207RG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in California
There are 532 geriatric medicine (internal medicine) physician records in California.
All 532 in California → Every provider in Agoura Hills → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Sikander Kajani, M.D.Northridge, CA 913251851380992
- Nallini Gnanadesigan, M.D.Reseda, CA 913351467480020
- Rick Smith, M.D.Reseda, CA 913351932130861
- Jonathan Lyu, DOSylmar, CA 913421447888698
- Cathy Alessi, M.D.North Hills, CA 913431134224983
- Constance Fung, MDNorth Hills, CA 913431720007792
- Samuel Murray, M.D.Sepulveda, CA 913431427168327
- Diane SuzukiNorth Hills, CA 913431437174463
Common questions
What is Roya Fathi, M.D.'s NPI number?
Roya Fathi, M.D.'s National Provider Identifier (NPI) is 1801104179, issued on Sep 20, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Roya Fathi, M.D. located?
The NPPES record lists a practice address at 28901 Canmore St, Agoura Hills, CA, 91301. Phone: (312) 351-0420. Providers update this record themselves, so call before visiting.
How can I verify Roya Fathi, M.D.'s license?
NPPES lists California license number A124602, 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 Roya Fathi, M.D. prescribe under Medicare Part D?
In 2024, Roya Fathi, M.D. had 45 Medicare Part D claims for 18 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.