Justin Cauntay, D.O.
Family Medicine Physician · Santa Rosa, CA
Justin Cauntay, D.O. is a family medicine physician with a practice address in Santa Rosa, California, and NPI 1346431483, issued on Aug 5, 2007. Check the license (California 20A9470, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Justin Cauntay
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A9470 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3471 Regional Pkwy, Santa Rosa, CA 95403
- Phone
- (707) 575-5180
- Enumerated
- Aug 5, 2007
- Record last updated
- Aug 5, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 3471 Regional Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Wayne Anderson, ND, PAPhysician Assistant1124251848
- Eric Gordon, M.D.Family Medicine Physician1699863233
- Azra Mael, M.D.Family Medicine Physician1477596518
- Neil Nathan, MDFamily Medicine Physician1174510788
Verify Justin Cauntay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A9470Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average family medicine physician in 2024
17 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Justin Cauntay among 17,133 family medicine physician records in California
Justin Cauntay, D.O. 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2007 · 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).
264 family medicine physician records list a practice address in Santa Rosa
They are 264 of the 6,884 NPPES records with a practice address in Santa Rosa, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Santa Rosa → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Robert Gabbay, D.O.Santa Rosa, CA 954031821028283
- Karen Gelphman, MDSanta Rosa, CA 954031972565703
- Jennifer Lee, MDSanta Rosa, CA 954031447288204
- Azra Mael, M.D.Santa Rosa, CA 954031477596518
- Patricia Mazzetti Hiserote, D.O.Santa Rosa, CA 954031821002593
- Neil Nathan, MDSanta Rosa, CA 954031174510788
- Amelia Randolph, MDSanta Rosa, CA 954031093739708
- Edward Rose, M.D.Santa Rosa, CA 954031750354106
Common questions
What is Justin Cauntay, D.O.'s NPI number?
Justin Cauntay, D.O.'s National Provider Identifier (NPI) is 1346431483, issued on Aug 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Justin Cauntay, D.O. located?
The NPPES record lists a practice address at 3471 Regional Pkwy, Santa Rosa, CA, 95403. Phone: (707) 575-5180. Providers update this record themselves, so call before visiting.
How can I verify Justin Cauntay, D.O.'s license?
NPPES lists California license number 20A9470, 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 Justin Cauntay, D.O. prescribe under Medicare Part D?
In 2024, Justin Cauntay, D.O. had 17 Medicare Part D claims; 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.