Winnie Ann Feng, DO
Surgery Physician · Templeton, CA
Winnie Ann Feng, DO is a surgery physician with a practice address in Templeton, California, and NPI 1447879838, issued on Apr 15, 2020. Check the license (California 20A24214, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Winnie Ann Feng
- Credential
- DO
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 20A24214 CA
Self-reported in NPPES; status is on the state search - Practice location
- 292 Posada LN, Templeton, CA 93465
- Phone
- (805) 434-2253
- Enumerated
- Apr 15, 2020
- Record last updated
- Aug 8, 2025
- Medicare enrollment
- Enrolled (PECOS I20251105003249); accepts Medicare assignment
- Medical or professional school
- At Still Un Of Hlth Sciences, Col Of Osteo Med, Mesa, 2020
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 3,118 in California → Look up another NPI →
Also registered at 292 Posada LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Bolivar, MDSurgery Physician1346242005
- Hendrik Breytenbach, M.D.Family Medicine Physician1437156262
- Donald Hobbs, PA-CMedical Physician Assistant1053331785
- Daniel Johnston, MDAerospace Medicine Physician1598941668
- Gordon Lemm, M.D.Family Medicine Physician1932106671
- Denis Perry, MDFamily Medicine Physician1518159805
Verify Winnie Ann Feng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A24214Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average surgery physician in 2024
28 Medicare Part D claims for 16 beneficiaries, against an average of 147 among the 20,115 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.
2 hospitals and group practices
- Associated Surgeons OF San Luis ObispoTempleton, CA
- Southern Monterey County Memorial HospitalKing City, CA · Critical Access Hospitals
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
Winnie Ann Feng among 3,118 surgery physician records in California
Winnie Ann Feng, DO is one of 3,118 surgery physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 94% of them.
- NPI issued2020 · 94% of these records are older, 5% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2020 · median 2003 among the 1,901 with a school on file
- Record last updated2025 · 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 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 surgery physician records list a practice address in Templeton
They are 7 of the 326 NPPES records with a practice address in Templeton, and 3,118 surgery physician records in California.
All 3,118 in California → Every provider in Templeton → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- John Blaney, M.D.Templeton, CA 934651063594059
- David Bolivar, MDTempleton, CA 934651346242005
- Reynaldo Cordero, M.D.Templeton, CA 934651588732259
- Robert Danielson, M.D.Templeton, CA 934651164613741
- Randolph Lawrence, M.D.Templeton, CA 934651164560348
- Michelle Ribas, M.D.Templeton, CA 934651790060697
- Julie Barone, D.O.Santa Maria, CA 934541720110315
- Thomas Bosshardt, MDSanta Maria, CA 934541104958156
Common questions
What is Winnie Ann Feng, DO's NPI number?
Winnie Ann Feng, DO's National Provider Identifier (NPI) is 1447879838, issued on Apr 15, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Winnie Ann Feng, DO located?
The NPPES record lists a practice address at 292 Posada LN, Templeton, CA, 93465. Phone: (805) 434-2253. Providers update this record themselves, so call before visiting.
How can I verify Winnie Ann Feng, DO's license?
NPPES lists California license number 20A24214, 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 Winnie Ann Feng, DO prescribe under Medicare Part D?
In 2024, Winnie Ann Feng, DO had 28 Medicare Part D claims for 16 beneficiaries; the average among surgery physician prescribers was 147. 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.