Sterling Gregory Adams, DO
Family Medicine Physician · Ojai, CA
Sterling Gregory Adams, DO is a family medicine physician with a practice address in Ojai, California, and NPI 1629539887, issued on Mar 28, 2019. Check the license (California 20A19443, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sterling Gregory Adams
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A19443 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1200 Maricopa Hwy, Ojai, CA 93023
- Phone
- (805) 640-8293
- Enumerated
- Mar 28, 2019
- Record last updated
- Sep 1, 2023
- Fax
- (805) 640-1410
- Medicare enrollment
- Enrolled (PECOS I20230929003317); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1200 Maricopa Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Daniel Demirchyan, MDFamily Medicine Physician1740639046
- Laura Farhat, APN-BC FNPFamily Nurse Practitioner1194937102
- Socorro Madrigal, L.C.S.W.Mental Health Counselor1063575538
- Karen Parker Anderson, PHDClinical Psychologist1083637318
Verify Sterling Gregory Adams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A19443Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average family medicine physician in 2024
1,588 Medicare Part D claims for 128 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Metformin Hcl116 claims
- Omeprazole64 claims
- Atorvastatin Calcium63 claims
- Olmesartan Medoxomil55 claims
- Levothyroxine Sodium52 claims
- Losartan Potassium46 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
- Clinicas Del Camino Real IncOjai, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sterling Gregory Adams among 17,133 family medicine physician records in California
Sterling Gregory Adams, DO 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 2019, is newer than 85% of them.
- NPI issued2019 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2023 · median 2005 among the 10,652 with a school on file
- Record last updated2023 · 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).
13 family medicine physician records list a practice address in Ojai
They are 13 of the 271 NPPES records with a practice address in Ojai, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Ojai → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Preston Arndt, M.D.Ojai, CA 930231346303336
- Daniel Demirchyan, MDOjai, CA 930231740639046
- Mary Dial, M.D.Ojai, CA 930231962468553
- Kristyna Fong, D.O.Ojai, CA 930231801294657
- Carl Gross, M.D.Ojai, CA 930231497711451
- Hans Gruenn, M.D.Ojai, CA 930231649398371
- James Halverson, M.D.Ojai, CA 930231720044787
- Maria Halvorson, DOOjai, CA 930231164446704
Common questions
What is Sterling Gregory Adams, DO's NPI number?
Sterling Gregory Adams, DO's National Provider Identifier (NPI) is 1629539887, issued on Mar 28, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Sterling Gregory Adams, DO located?
The NPPES record lists a practice address at 1200 Maricopa Hwy, Ojai, CA, 93023. Phone: (805) 640-8293. Providers update this record themselves, so call before visiting.
How can I verify Sterling Gregory Adams, DO's license?
NPPES lists California license number 20A19443, 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 Sterling Gregory Adams, DO prescribe under Medicare Part D?
In 2024, Sterling Gregory Adams, DO had 1,588 Medicare Part D claims for 128 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.