Diana Oviedo-Cavazos, M.D.
Family Medicine Physician · Winton, CA
Diana Oviedo-Cavazos, M.D. is a family medicine physician with a practice address in Winton, California, and NPI 1477992584, issued on Jun 21, 2013. Check the license (California A138821, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Diana Oviedo-Cavazos
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A138821 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6029 N Winton Way, Winton, CA 95388
- Phone
- (209) 357-7755
- Enumerated
- Jun 21, 2013
- Record last updated
- Aug 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (209) 357-0491
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Diana Oviedo-Cavazos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A138821Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
25% more Medicare Part D claims than the average family medicine physician in 2024
4,435 Medicare Part D claims for 270 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 70 claims were for opioids.
Most prescribed
- Atorvastatin Calcium398 claims
- Metformin Hcl249 claims
- Lisinopril175 claims
- Losartan Potassium164 claims
- Levothyroxine Sodium142 claims
- Omeprazole138 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: $36.07
2 payments; by number, the most common kind was food and beverage; the largest payer was Sanofi Pasteur 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.
Diana Oviedo-Cavazos among 17,133 family medicine physician records in California
Diana Oviedo-Cavazos, M.D. 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 fileNo · 62% of these records are
- 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).
1 family medicine physician record lists a practice address in Winton
They are 1 of the 36 NPPES records with a practice address in Winton, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Winton → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Colleen Aitken, MDWestley, CA 953871811995293
- Ralph Groves, M.D.Yosemite, CA 953891679652218
- Valerie Ohman, M.D.Yosemite National Park, CA 953891124109525
- Curtis Allen, MDTwain Harte, CA 953831336228329
- Marsha McKay, D.O.Twain Harte, CA 953831558384206
- Christine Battaglia, D.O.Turlock, CA 953821558657106
- Tarnpreet Chahal, MDTurlock, CA 953821790305902
- Kaitlyn Grayson, MDTurlock, CA 953821316576002
Common questions
What is Diana Oviedo-Cavazos, M.D.'s NPI number?
Diana Oviedo-Cavazos, M.D.'s National Provider Identifier (NPI) is 1477992584, issued on Jun 21, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Diana Oviedo-Cavazos, M.D. located?
The NPPES record lists a practice address at 6029 N Winton Way, Winton, CA, 95388. Phone: (209) 357-7755. Providers update this record themselves, so call before visiting.
How can I verify Diana Oviedo-Cavazos, M.D.'s license?
NPPES lists California license number A138821, 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 Diana Oviedo-Cavazos, M.D. prescribe under Medicare Part D?
In 2024, Diana Oviedo-Cavazos, M.D. had 4,435 Medicare Part D claims for 270 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.