Winnie Joyce Gandingco, MD
Family Medicine Physician · Sacramento, CA
Winnie Joyce Gandingco, MD is a family medicine physician with a practice address in Sacramento, California, and NPI 1992981484, issued on Jan 14, 2008. Check the license (California A102158, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Winnie Joyce Gandingco
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A102158 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4860 Y St Ste 1600, Sacramento, CA 95817
- Phone
- (916) 734-2833
- Enumerated
- Jan 14, 2008
- Record last updated
- Dec 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20081128000034); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
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Verify Winnie Joyce Gandingco in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A102158Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% more Medicare Part D claims than the average family medicine physician in 2024
6,449 Medicare Part D claims for 546 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 172 claims were for opioids.
Most prescribed
- Atorvastatin Calcium520 claims
- Amlodipine Besylate464 claims
- Levothyroxine Sodium286 claims
- Famotidine273 claims
- Losartan Potassium246 claims
- Lisinopril213 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.
Bills Medicare through one group practice
- Permanente Medical Group IncElk Grove, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Winnie Joyce Gandingco among 17,133 family medicine physician records in California
Winnie Joyce Gandingco, MD 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 2008, is newer than 53% of them.
- NPI issued2008 · 53% of these records are older, 42% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1998 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 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).
473 family medicine physician records list a practice address in Sacramento
They are 473 of the 33,083 NPPES records with a practice address in Sacramento, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Sacramento → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Thomas Balsbaugh, M.D.Sacramento, CA 958171669457370
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- Joshua Fenton, M.D., M.P.H.Sacramento, CA 958171144205154
- Peter Franks, M.D., M.P.H.Sacramento, CA 958171366427353
- Donella Jenkins, M.D.Sacramento, CA 958171942203609
- Anthony Jerant, M.D.Sacramento, CA 958171881679876
- Christine Kuo, DOSacramento, CA 958171629069760
- Huey Lin, M.D.Sacramento, CA 958171366428021
Common questions
What is Winnie Joyce Gandingco, MD's NPI number?
Winnie Joyce Gandingco, MD's National Provider Identifier (NPI) is 1992981484, issued on Jan 14, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Winnie Joyce Gandingco, MD located?
The NPPES record lists a practice address at 4860 Y St Ste 1600, Sacramento, CA, 95817. Phone: (916) 734-2833. Providers update this record themselves, so call before visiting.
How can I verify Winnie Joyce Gandingco, MD's license?
NPPES lists California license number A102158, 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 Joyce Gandingco, MD prescribe under Medicare Part D?
In 2024, Winnie Joyce Gandingco, MD had 6,449 Medicare Part D claims for 546 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.