Samuel Quinby, DPT
Physical Therapist · Mill Valley, CA
Samuel Quinby, DPT is a physical therapist with a practice address in Mill Valley, California, and NPI 1942081849, issued on Oct 9, 2023. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Samuel Quinby
- Credential
- DPT
- Primary taxonomy
- Physical Therapist 225100000X
- Practice location
- 421 Miller Ave, Mill Valley, CA 94941
- Phone
- (415) 388-8166
- Enumerated
- Oct 9, 2023
- Record last updated
- Oct 9, 2023
- Medicare enrollment
- Enrolled (PECOS I20231220003797); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical therapist records → All 22,531 in California → Look up another NPI →
Also registered at 421 Miller Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura KelleyOrthopedic Physical Therapist1669900361
- Andrew Phong, DPT, PTPhysical Therapist1174240782
- Noah Roberts, PT, DPTPhysical Therapist1437989779
- Nicole Yamamoto, DPTPhysical Therapist1992570196
Verify Samuel Quinby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Active Marin Physical Therapy IncMill Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Samuel Quinby among 22,531 physical therapist records in California
Samuel Quinby, DPT is one of 22,531 physical therapist records with a practice address in California. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 83% of them.
- NPI issued2023 · 83% of these records are older, 13% newer
- In a Medicare fileYes · 32% of these records are
- In the CMS Doctors and Clinicians fileYes · 34% of these records are
- Graduated2023 · median 2017 among the 7,751 with a school on file
- Record last updated2023 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
46 physical therapist records list a practice address in Mill Valley
They are 46 of the 653 NPPES records with a practice address in Mill Valley, and 22,531 physical therapist records in California.
All 22,531 in California → Every provider in Mill Valley → Physical Therapist nationwide →
The 8 physical therapist records with the nearest ZIP codes
- Shirin Gonili, MPTMill Valley, CA 949411356415731
- Rodney Heschong, R.P.T.Mill Valley, CA 949411346357910
- Michael Iacovelli, PTMill Valley, CA 949411831200872
- Lisa Iacovelli, PTMill Valley, CA 949411093826026
- Patricia Lennon, P.T.Mill Valley, CA 949411952432684
- Ravi Lescher, M.P.T.Mill Valley, CA 949411114129186
- Trina Mann, DPTMill Valley, CA 949411730247347
- Stephen Mongiello, PTMill Valley, CA 949411427154475
Common questions
What is Samuel Quinby, DPT's NPI number?
Samuel Quinby, DPT's National Provider Identifier (NPI) is 1942081849, issued on Oct 9, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Samuel Quinby, DPT located?
The NPPES record lists a practice address at 421 Miller Ave, Mill Valley, CA, 94941. Phone: (415) 388-8166. Providers update this record themselves, so call before visiting.
How can I verify Samuel Quinby, DPT's license?
Search the California board that licenses this profession; the NPPES record confirms identity 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.