John R. Wilkinson, M.D.
Specialist · San Diego, CA
John R. Wilkinson, M.D. is a specialist with a practice address in San Diego, California, and NPI 1114092723, issued on Nov 21, 2006. Check the license (California G50507, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John R. Wilkinson
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- G50507 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5555 Reservoir Dr, San Diego, CA 92120
- Phone
- (619) 255-1754
- Enumerated
- Nov 21, 2006
- Record last updated
- Aug 24, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (619) 286-4355
- Medicare enrollment
- Enrolled (PECOS I20100910001019); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 1982
- Entity
- Type 1 · individual
8 nearest specialist records → All 5,749 in California → Look up another NPI →
Also registered at 5555 Reservoir Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Maribel ClerkBehavior Technician1538902358
- Payton EliasBehavior Technician1225872039
- Farhad Farjoudi, MDEndocrinology, Diabetes & Metabolism Physician1215251822
Verify John R. Wilkinson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license G50507Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average specialist in 2024
157 Medicare Part D claims for 17 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Xarelto22 claims
- Warfarin Sodium17 claims
- Alprazolam16 claims
- Anastrozole15 claims
- Clonazepam11 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: $15.45
1 payment: food and beverage; the largest payer was Abbvie Inc. The 5,844 providers of this specialty with any payment received $4,760.79 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.
John R. Wilkinson among 5,749 specialist records in California
John R. Wilkinson, M.D. is one of 5,749 specialist records with a practice address in California. 30% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 60% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated1982 · median 1989 among the 1,075 with a school on file
- Record last updated2011 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in California
There are 5,749 specialist records in California.
All 5,749 in California → Every provider in San Diego → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Robert Ginsberg, M.D.San Diego, CA 921201285618728
- Mylien Ho, M.D.San Diego, CA 921201851464606
- Eric Horton, M.D.San Diego, CA 921201033288071
- Hossein Nabai, MDSan Diego, CA 921201437231768
- Bijan Razi, M.D.San Diego, CA 921201255365813
- Elena Soltanovskaya, M.ASan Diego, CA 921201831480672
- Mark Tapscott, D.O.San Diego, CA 921201003831041
- Parvathi Tiruviluamala, MDSan Diego, CA 921201982798948
Common questions
What is John R. Wilkinson, M.D.'s NPI number?
John R. Wilkinson, M.D.'s National Provider Identifier (NPI) is 1114092723, issued on Nov 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John R. Wilkinson, M.D. located?
The NPPES record lists a practice address at 5555 Reservoir Dr, San Diego, CA, 92120. Phone: (619) 255-1754. Providers update this record themselves, so call before visiting.
How can I verify John R. Wilkinson, M.D.'s license?
NPPES lists California license number G50507, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does John R. Wilkinson, M.D. prescribe under Medicare Part D?
In 2024, John R. Wilkinson, M.D. had 157 Medicare Part D claims for 17 beneficiaries; the average among specialist prescribers was 1,380. 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.