Karen Martin, PT
Physical Therapist · South Hamilton, MA
Karen Martin, PT is a physical therapist with a practice address in South Hamilton, Massachusetts, and NPI 1841658044, issued on Feb 2, 2016. Check the license (Massachusetts 8951, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Martin
- Credential
- PT
- Primary taxonomy
- Physical Therapist 225100000X
- License number
- 8951 MA
Self-reported in NPPES; status is on the state search - Practice location
- 40 Asbury St, South Hamilton, MA 01982
- Phone
- (978) 468-4430
- Enumerated
- Feb 2, 2016
- Record last updated
- Mar 1, 2024
- Medicare enrollment
- Enrolled (PECOS I20240322002193); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical therapist records → All 7,100 in Massachusetts → Look up another NPI →
Also registered at 40 Asbury St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Johnson, PT, DPTPhysical Therapist1093114506
- Kristen Pare, DPT MSSpecialist1952577132
Verify Karen Martin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 8951Check 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
- Trinity Therapy FL, LLCOxford, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Martin among 7,100 physical therapist records in Massachusetts
Karen Martin, PT is one of 7,100 physical therapist records with a practice address in Massachusetts. 31% 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 56% of them.
- NPI issued2016 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileYes · 33% of these records are
- Graduated1992 · median 2017 among the 2,371 with a school on file
- Record last updated2024 · 66% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 physical therapist records list a practice address in South Hamilton
They are 4 of the 95 NPPES records with a practice address in South Hamilton, and 7,100 physical therapist records in Massachusetts.
All 7,100 in Massachusetts → Every provider in South Hamilton → Physical Therapist nationwide →
The 8 physical therapist records with the nearest ZIP codes
- Jennifer Graham, PTSouth Hamilton, MA 019821366567570
- Mark Johnson, PT, DPTSouth Hamilton, MA 019821093114506
- Erin Power, MSPTSouth Hamilton, MA 019821386086874
- Nicole FarageTopsfield, MA 019831932809845
- Lindsay SyerTopsfield, MA 019831881059814
- Carolyn CwalinskiWenham, MA 019841063601508
- McKenzie DistefanoWenham, MA 019841225462559
- Marie Lucey, PTWenham, MA 019841033108584
Common questions
What is Karen Martin, PT's NPI number?
Karen Martin, PT's National Provider Identifier (NPI) is 1841658044, issued on Feb 2, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Karen Martin, PT located?
The NPPES record lists a practice address at 40 Asbury St, South Hamilton, MA, 01982. Phone: (978) 468-4430. Providers update this record themselves, so call before visiting.
How can I verify Karen Martin, PT's license?
NPPES lists Massachusetts license number 8951, as entered by the provider. Search the Massachusetts 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.