Rachel Oliver
Family Medicine Physician · Walnut Creek, CA
Rachel Oliver is a family medicine physician with a practice address in Walnut Creek, California, and NPI 1861845554, issued on Jul 18, 2016. Check the license (California A165458, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Rachel Oliver
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A165458 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1450 Treat Blvd Ste 320, Walnut Creek, CA 94597
- Phone
- (925) 296-9880
- Enumerated
- Jul 18, 2016
- Record last updated
- Aug 26, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210901002104); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1450 Treat Blvd Ste 320
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rachel Oliver in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A165458Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average family medicine physician in 2024
1,046 Medicare Part D claims for 240 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
- Levothyroxine Sodium70 claims
- Atorvastatin Calcium64 claims
- Lisinopril64 claims
- Amlodipine Besylate53 claims
- Losartan Potassium41 claims
- Metformin Hcl32 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.
The MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- John Muir Physician NetworkWalnut Creek, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rachel Oliver among 17,133 family medicine physician records in California
Rachel Oliver 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 2016, is newer than 76% of them.
- NPI issued2016 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2018 · 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).
116 family medicine physician records list a practice address in Walnut Creek
They are 116 of the 6,170 NPPES records with a practice address in Walnut Creek, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Walnut Creek → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Russell Alpert, M.D.Walnut Creek, CA 945971235182544
- John Cho, M.D.Walnut Creek, CA 945971609816107
- Grace Chou, M.D.Walnut Creek, CA 945971053309369
- Robert Eidus, MDWalnut Creek, CA 945971215901871
- Lance Gee, M.D.Walnut Creek, CA 945971497731665
- Deborah Greer, M.D.Walnut Creek, CA 945971003851858
- Lawren Hicks, M.D.Walnut Creek, CA 945971619912680
- Seigfred Jalalon, M.D.Walnut Creek, CA 945971043231038
Common questions
What is Rachel Oliver's NPI number?
Rachel Oliver's National Provider Identifier (NPI) is 1861845554, issued on Jul 18, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Rachel Oliver located?
The NPPES record lists a practice address at 1450 Treat Blvd Ste 320, Walnut Creek, CA, 94597. Phone: (925) 296-9880. Providers update this record themselves, so call before visiting.
How can I verify Rachel Oliver's license?
NPPES lists California license number A165458, 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 Rachel Oliver prescribe under Medicare Part D?
In 2024, Rachel Oliver had 1,046 Medicare Part D claims for 240 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Rachel Oliver's MIPS final score?
The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.