NPPES file of Aug 9, 2026

Corey R. Mastin

Physical Therapist · Portsmouth, NH

Corey R. Mastin is a physical therapist with a practice address in Portsmouth, New Hampshire, and NPI 1124306980, issued on Jul 28, 2011. Check the license (New Hampshire NH3637, as entered in NPPES) with the New Hampshire board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124306980
Name
Corey R. Mastin
Primary taxonomy
Physical Therapist 225100000X
License number
NH3637 NH
Self-reported in NPPES; status is on the state search
Practice location
15 Rye St, Portsmouth, NH 03801
Phone
(603) 610-2200
Enumerated
Jul 28, 2011
Record last updated
Jul 28, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(603) 610-2202
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 15 Rye St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Vitali Bondar, DDSDentist1508087065
  2. Jennifer Chadbourne, MS, RD, LDNRegistered Dietitian1063808756
  3. Susan DumorePhysical Therapist1831246693
  4. Lindsay Gaucher, MS, RD, LDRegistered Dietitian1447646237
  5. Savannah Knisely, DPTPhysical Therapist1427532233
  6. Janelle Langlais, RD, LDNRegistered Dietitian1336505122

Verify Corey R. Mastin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
    Search for license NH3637
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the New Hampshire license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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80 physical therapist records list a practice address in Portsmouth

They are 80 of the 1,860 NPPES records with a practice address in Portsmouth, and 1,663 physical therapist records in New Hampshire. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other physical therapist records in New Hampshire

  1. David AbbettSomersworth, NH1699828228
  2. Kelli-Ann Abbott, DPTKeene, NH1699155754
  3. Raschel Abbott, DPTPortsmouth, NH1740828730
  4. Lorraine AbramoSalem, NH1356707277
  5. Kimberly AckernechtSalem, NH1902399397
  6. Angela Ackerson-Henry, PTSalem, NH1700011228
  7. Margaret Ackley, PTDover, NH1518122621
  8. Lyane Adam-Murnaghan, PTClaremont, NH1184746083
  9. Eric Adams, DPTClaremont, NH1720031198
  10. Meghan AdamsSalem, NH1952725491

Common questions

What is Corey R. Mastin's NPI number?

Corey R. Mastin's National Provider Identifier (NPI) is 1124306980, issued on Jul 28, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Corey R. Mastin located?

The NPPES record lists a practice address at 15 Rye St, Portsmouth, NH, 03801. Phone: (603) 610-2200. Providers update this record themselves, so call before visiting.

How can I verify Corey R. Mastin's license?

NPPES lists New Hampshire license number NH3637, as entered by the provider. Search the New Hampshire 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. 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.