Thomas Desnoyers, NP-C
Family Nurse Practitioner · Greenbrae, CA
Thomas Desnoyers, NP-C is a family nurse practitioner with a practice address in Greenbrae, California, and NPI 1720462732, issued on Jul 20, 2015. Check the license (California 9502660, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Desnoyers
- Credential
- NP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 9502660 CA
Self-reported in NPPES; status is on the state search - Practice location
- 250 Bon Air RD, Greenbrae, CA 94904
- Phone
- (415) 925-7000
- Enumerated
- Jul 20, 2015
- Record last updated
- Aug 19, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200313001876); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 250 Bon Air RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lisa Abrahams, MFTMarriage & Family Therapist1184738445
- Jory Adam, PA-CSurgical Physician Assistant1922269521
- Samuel Adams, MDHospitalist Physician1497785034
- Barbara Addleman, RNRegistered Nurse1053551267
- Linda Alexander, RNPsychiatric/Mental Health Registered Nurse1205589405
- Maxwell AlikinneyCounselor1538668728
Verify Thomas Desnoyers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 9502660Check 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 family nurse practitioner in 2024
340 Medicare Part D claims for 216 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 48 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen45 claims
- Prednisone27 claims
- Ciprofloxacin Hcl26 claims
- Amoxicillin-Clavulanate Potass23 claims
- Cephalexin21 claims
- Cyclobenzaprine Hcl15 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.
2 hospitals and group practices
- Tippah County HospitalRipley, MS · Critical Access Hospitals4 of 5 stars
- Progressive Health OF Houston LLCHouston, MS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Thomas Desnoyers among 16,966 family nurse practitioner records in California
Thomas Desnoyers, NP-C is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 31% of them.
- NPI issued2015 · 31% of these records are older, 65% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2015 · median 2019 among the 6,793 with a school on file
- Record last updated2015 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 family nurse practitioner records list a practice address in Greenbrae
They are 14 of the 727 NPPES records with a practice address in Greenbrae, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Greenbrae → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Alia Berlin, F.N.P.Greenbrae, CA 949041720493661
- Amy Blevins, FNPGreenbrae, CA 949041134602667
- Rupali Chaudhuri, FNP-CGreenbrae, CA 949041598014763
- Ariel Elkins, BA, BS, MSN, FNPKentfield, CA 949041558768069
- Kirsten Ellis, NPGreenbrae, CA 949041346497658
- Angie Girard, FNP, RNGreenbrae, CA 949041164908042
- Nicole Mott, NPGreenbrae, CA 949041861944811
- Rosanne Orourke, RN, FNPGreenbrae, CA 949041568764926
Common questions
What is Thomas Desnoyers, NP-C's NPI number?
Thomas Desnoyers, NP-C's National Provider Identifier (NPI) is 1720462732, issued on Jul 20, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Desnoyers, NP-C located?
The NPPES record lists a practice address at 250 Bon Air RD, Greenbrae, CA, 94904. Phone: (415) 925-7000. Providers update this record themselves, so call before visiting.
How can I verify Thomas Desnoyers, NP-C's license?
NPPES lists California license number 9502660, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas Desnoyers, NP-C prescribe under Medicare Part D?
In 2024, Thomas Desnoyers, NP-C had 340 Medicare Part D claims for 216 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.