Stewart Fife Wilkey, DO, MPH
Family Medicine Physician · Oceanside, CA
Stewart Fife Wilkey, DO, MPH is a family medicine physician with a practice address in Oceanside, California, and NPI 1821431610, issued on Apr 10, 2013. Check the license (California 20A13771, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Stewart Fife Wilkey
- Credential
- DO, MPH
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A13771 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3230 Waring CT Ste J, Oceanside, CA 92056
- Phone
- (760) 941-4498
- Enumerated
- Apr 10, 2013
- Record last updated
- Mar 5, 2026
- Fax
- (760) 941-6938
- Medicare enrollment
- Enrolled (PECOS I20170711001605); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 3230 Waring CT Ste J
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Catherine Lawson, M.D.Internal Medicine Physician1649279043
- Anna Neumann, PA-CPhysician Assistant1346056025
- Janessa Romero, FNPFamily Nurse Practitioner1295298859
- Kelly Sales, P.A.-C.Medical Physician Assistant1205026861
Verify Stewart Fife Wilkey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A13771Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average family medicine physician in 2024
7,383 Medicare Part D claims for 670 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 189 claims were for opioids.
Most prescribed
- Atorvastatin Calcium533 claims
- Levothyroxine Sodium317 claims
- Losartan Potassium297 claims
- Ozempic280 claims
- Amlodipine Besylate256 claims
- Rosuvastatin Calcium225 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: $1,409.67
87 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Stewart Fife Wilkey among 17,133 family medicine physician records in California
Stewart Fife Wilkey, DO, MPH is one of 17,133 family 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 2013, is newer than 68% of them.
- NPI issued2013 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2013 · median 2005 among the 10,652 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
68 family medicine physician records list a practice address in Oceanside
They are 68 of the 3,438 NPPES records with a practice address in Oceanside, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Oceanside → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Behzad Baniadam, M.D.Oceanside, CA 920561689699282
- Elizabeth Beazley, M.D.Oceanside, CA 920561962488270
- Timothy Brieske, M.D.Oceanside, CA 920561013919455
- Linden Burzell, M.D.Oceanside, CA 920561003017906
- Michelle Gonzales, M.D.Oceanside, CA 920561073539136
- Chrisanna Johnson, M.D.Oceanside, CA 920561396723169
- Phuong Le-Carter, M.D.Oceanside, CA 920561659391183
- Wilson Liu, M.D.Oceanside, CA 920561528120748
Common questions
What is Stewart Fife Wilkey, DO, MPH's NPI number?
Stewart Fife Wilkey, DO, MPH's National Provider Identifier (NPI) is 1821431610, issued on Apr 10, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Stewart Fife Wilkey, DO, MPH located?
The NPPES record lists a practice address at 3230 Waring CT Ste J, Oceanside, CA, 92056. Phone: (760) 941-4498. Providers update this record themselves, so call before visiting.
How can I verify Stewart Fife Wilkey, DO, MPH's license?
NPPES lists California license number 20A13771, 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 Stewart Fife Wilkey, DO, MPH prescribe under Medicare Part D?
In 2024, Stewart Fife Wilkey, DO, MPH had 7,383 Medicare Part D claims for 670 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.