Richard Doyan, M.D.
Emergency Medicine Physician · Emeryville, CA
Richard Doyan, M.D. is an emergency medicine physician with a practice address in Emeryville, California, and NPI 1992740765, issued on Jun 17, 2006. Check the license (California C50937, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Richard Doyan
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- C50937 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2100 Powell St, Emeryville, CA 94608
- Phone
- (510) 350-2777
- Enumerated
- Jun 17, 2006
- Record last updated
- Feb 25, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (818) 235-8552
- Medicaid ID
- 00C509370 CA
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 2100 Powell St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Will Blackmon, PA-CPhysician Assistant1073925160
- Nicole Braxley, MDEmergency Medicine Physician1891971578
- Michael Brazelton, PA-CPhysician Assistant1811355274
- Matthew Cleveland, PA-CMedical Physician Assistant1750685905
Verify Richard Doyan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C50937Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average emergency medicine physician in 2024
69 Medicare Part D claims for 49 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Ibuprofen11 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: $42.22
2 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 12,335 providers of this specialty with any payment received $953.79 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.
Richard Doyan among 7,751 emergency medicine physician records in California
Richard Doyan, M.D. is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2013 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
32 emergency medicine physician records list a practice address in Emeryville
They are 32 of the 703 NPPES records with a practice address in Emeryville, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Emeryville → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Kathryn Hall-Boyer, MDEmeryville, CA 946081144240201
- Robert Huxol, DOEmeryville, CA 946081477509461
- Robert Kim, MDEmeryville, CA 946081851444384
- Anne Ledvina, MDEmeryville, CA 946081932271954
- Jeffery Leinen, M.D.Emeryville, CA 946081114983244
- Guisou MahmoudEmeryville, CA 946081164435996
- Todd McGregor, MDEmeryville, CA 946081427106400
- James Montoya, MDEmeryville, CA 946081235193160
Common questions
What is Richard Doyan, M.D.'s NPI number?
Richard Doyan, M.D.'s National Provider Identifier (NPI) is 1992740765, issued on Jun 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard Doyan, M.D. located?
The NPPES record lists a practice address at 2100 Powell St, Emeryville, CA, 94608. Phone: (510) 350-2777. Providers update this record themselves, so call before visiting.
How can I verify Richard Doyan, M.D.'s license?
NPPES lists California license number C50937, 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 Richard Doyan, M.D. prescribe under Medicare Part D?
In 2024, Richard Doyan, M.D. had 69 Medicare Part D claims for 49 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.