Thomas Brookshire, P.A.
Physician Assistant · Mill Valley, CA
Thomas Brookshire, P.A. is a physician assistant with a practice address in Mill Valley, California, and NPI 1720282684, issued on Jun 13, 2007. Check the license (California 12042, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Brookshire
- Credential
- P.A.
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 12042 CA
Self-reported in NPPES; status is on the state search - Practice location
- 279 Miller Ave, Mill Valley, CA 94941
- Phone
- (415) 388-2801
- Enumerated
- Jun 13, 2007
- Record last updated
- Sep 13, 2024
- Fax
- (415) 388-2803
- Entity
- Type 1 · individual
Also registered at 279 Miller Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren Bence, M.D.Emergency Medicine Physician1336471697
- Joshua Pepper, MDFamily Medicine Physician1952965394
- Arnold Rabin, M.D.Ophthalmology Physician1487606828
- Sandra Shefrin, M.D.Neurology Physician1083665335
- Tana Summers, PAPhysician Assistant1134240633
- Kyra Toquinto, PHYSICIAN ASSISTANTMedical Physician Assistant1053158386
Verify Thomas Brookshire in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 12042Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average physician assistant in 2024
218 Medicare Part D claims for 84 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Zolpidem Tartrate33 claims
- Lorazepam29 claims
- Azithromycin14 claims
- Clonazepam13 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.
9 physician assistant records list a practice address in Mill Valley
They are 9 of the 653 NPPES records with a practice address in Mill Valley, and 14,451 physician assistant records in California.
All 9 in Mill Valley → All 14,451 in California → Every provider in Mill Valley →
Other physician assistant records in California
- Marcia -Galbraith, PAStockton, CA1407143274
- Danny Abad, PAOrange, CA1477158673
- Lea Dominique Abadies, PATustin, CA1124754254
- Rea Elizabeth Abaniel, P.A.-CSeal Beach, CA1396173621
- Ramina Abbasi, PA-CSignal Hill, CA1093448300
- Ariel Abbott, PA-CStockton, CA1780334342
- Barrie Abbott, PA-CAnza, CA1861602575
- Elizabeth Abbott, PA-CSan Diego, CA1437540762
- Terri Abbott, P.A.La Jolla, CA1811165566
- Angela Abboud, MMS, PA-CSanta Rosa, CA1114399334
Common questions
What is Thomas Brookshire, P.A.'s NPI number?
Thomas Brookshire, P.A.'s National Provider Identifier (NPI) is 1720282684, issued on Jun 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Brookshire, P.A. located?
The NPPES record lists a practice address at 279 Miller Ave, Mill Valley, CA, 94941. Phone: (415) 388-2801. Providers update this record themselves, so call before visiting.
How can I verify Thomas Brookshire, P.A.'s license?
NPPES lists California license number 12042, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas Brookshire, P.A. prescribe under Medicare Part D?
In 2024, Thomas Brookshire, P.A. had 218 Medicare Part D claims for 84 beneficiaries; the average among physician assistant prescribers was 830. 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.