NPPES file of Aug 9, 2026

Peter A. Mosbach, PH.D.

Health Service Psychologist · Acton, MA

Peter A. Mosbach, PH.D. is a health service psychologist with a practice address in Acton, Massachusetts, and NPI 1013904309, issued on Sep 30, 2005. Check the license (Massachusetts 4495, as entered in NPPES) with the Massachusetts 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
1013904309
Name
Peter A. Mosbach
Credential
PH.D.
Primary taxonomy
Health Service Psychologist 103TH0100X
License number
4495 MA
Self-reported in NPPES; status is on the state search
Practice location
468 Great RD, Acton, MA 01720
Phone
(978) 635-0509
Enumerated
Sep 30, 2005
Record last updated
Sep 11, 2025
Fax
(603) 415-3521
Medicaid ID
0518107 MA
Medicare enrollment
Enrolled (PECOS I20041203000365); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest health service psychologist records → All 89 in Massachusetts → Look up another NPI →

Also registered at 468 Great RD

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

  1. Cynthia Adamski, LICSWClinical Social Worker1982620696
  2. Ward Bein, M.D.Psychiatry Physician1710925011
  3. Marc Berger, PSY.D.Clinical Psychologist1386793743
  4. Kathleen Finn, PH.D.Clinical Psychologist1811063266
  5. Joseph Fitzpatrick, D.C.Chiropractor1467525147
  6. Pauline Gerson, PSY.D.Clinical Psychologist1932147261

Verify Peter A. Mosbach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 4495    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 Massachusetts 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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Peter A. Mosbach among 89 health service psychologist records in Massachusetts

Peter A. Mosbach, PH.D. is one of 89 health service psychologist records with a practice address in Massachusetts. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 98% newer
  • In a Medicare fileNo · 7% of these records are
  • In the CMS Doctors and Clinicians fileYes · 18% of these records are
  • Graduated1987 · median 1990 among the 16 with a school on file
  • Record last updated2025 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TH0100X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Health Service Psychologist providers in Massachusetts

There are 89 health service psychologist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 89 in Massachusetts → Every provider in Acton → Health Service Psychologist nationwide →

The 8 health service psychologist records with the nearest ZIP codes

  1. Corrina Salo, PHDActon, MA 017201750903738
  2. Katherine UrbanBedford, MA 017301003425927
  3. Geraldine ChimeraFramingham, MA 017021851786982
  4. Janet Bailey, ED.D.Concord, MA 017421033267786
  5. Miranda RobertsonMarlborough, MA 017521750157228
  6. Abbey BurdettMilford, MA 017571457167009
  7. Morton Birnbaum, PH.D.Sudbury, MA 017761174604979
  8. Paola RodriguezWoburn, MA 018011326231697

Common questions

What is Peter A. Mosbach, PH.D.'s NPI number?

Peter A. Mosbach, PH.D.'s National Provider Identifier (NPI) is 1013904309, issued on Sep 30, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Peter A. Mosbach, PH.D. located?

The NPPES record lists a practice address at 468 Great RD, Acton, MA, 01720. Phone: (978) 635-0509. Providers update this record themselves, so call before visiting.

How can I verify Peter A. Mosbach, PH.D.'s license?

NPPES lists Massachusetts license number 4495, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.