Breanna Tetreault, DO
Family Medicine Physician · Berkeley, CA
Breanna Tetreault, DO is a family medicine physician with a practice address in Berkeley, California, and NPI 1164085536, issued on Apr 20, 2019. Check the license (California 20A20241, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Breanna Tetreault
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A20241 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3100 San Pablo Ave Ste 310, Berkeley, CA 94702
- Phone
- (510) 985-5000
- Enumerated
- Apr 20, 2019
- Record last updated
- Sep 22, 2022
- Fax
- (510) 985-5002
- Medicare enrollment
- Enrolled (PECOS I20221006002295); 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 3100 San Pablo Ave Ste 310
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Breanna Tetreault in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A20241Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average family medicine physician in 2024
2,517 Medicare Part D claims for 496 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 53 claims were for opioids.
Most prescribed
- Atorvastatin Calcium186 claims
- Amlodipine Besylate140 claims
- Levothyroxine Sodium121 claims
- Lisinopril89 claims
- Rosuvastatin Calcium68 claims
- Losartan Potassium67 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
- John Muir Physician NetworkBrentwood, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Breanna Tetreault among 17,133 family medicine physician records in California
Breanna Tetreault, 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
- Graduated2019 · median 2005 among the 10,652 with a school on file
- Record last updated2022 · 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).
77 family medicine physician records list a practice address in Berkeley
They are 77 of the 4,898 NPPES records with a practice address in Berkeley, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Berkeley → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Kara Cunningham, MDBerkeley, CA 947021205323334
- Audrey Dandrea, MDBerkeley, CA 947021033101118
- Amal Elsohemy, MDBerkeley, CA 947021780166983
- Sebastian Groot, D.O.Berkeley, CA 947021194251249
- Andria Johnson, M.D.Berkeley, CA 947021225278385
- Alia Lilienstein, M.D., M.P.H.Berkeley, CA 947021689936007
- Avis Logan, MDBerkeley, CA 947021235102252
- Kathryn Malone, MDBerkeley, CA 947021114982568
Common questions
What is Breanna Tetreault, DO's NPI number?
Breanna Tetreault, DO's National Provider Identifier (NPI) is 1164085536, issued on Apr 20, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Breanna Tetreault, DO located?
The NPPES record lists a practice address at 3100 San Pablo Ave Ste 310, Berkeley, CA, 94702. Phone: (510) 985-5000. Providers update this record themselves, so call before visiting.
How can I verify Breanna Tetreault, DO's license?
NPPES lists California license number 20A20241, 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 Breanna Tetreault, DO prescribe under Medicare Part D?
In 2024, Breanna Tetreault, DO had 2,517 Medicare Part D claims for 496 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.