NPPES file of Aug 9, 2026

Donald C. Ahrens, PTA

Physical Therapy Assistant · Greenfield, MA

Donald C. Ahrens, PTA is a physical therapy assistant with a practice address in Greenfield, Massachusetts, and NPI 1790252369, issued on Oct 31, 2018. Check the license (Massachusetts 8321, 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
1790252369
Name
Donald C. Ahrens
Credential
PTA
Primary taxonomy
Physical Therapy Assistant 225200000X
License number
8321 MA
Self-reported in NPPES; status is on the state search
Practice location
95 Laurel St, Greenfield, MA 01301
Phone
(413) 774-3143
Enumerated
Oct 31, 2018
Record last updated
Oct 31, 2018 (not updated in 8 years: call before relying on the address or phone)
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 95 Laurel St

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

  1. Warren Aja, PTPhysical Therapist1336291228
  2. Leslie AndersonPhysical Therapist1407377567
  3. Michelle BryndaPhysical Therapy Assistant1720479215
  4. Raeann Cranston, MS, OTR/LOccupational Therapist1033518303
  5. John HealyOccupational Therapist1902202369
  6. Carrie HopewellPhysical Therapy Assistant1922499458

Verify Donald C. Ahrens 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 8321
    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

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12 physical therapy assistant records list a practice address in Greenfield

They are 12 of the 1,251 NPPES records with a practice address in Greenfield, and 1,136 physical therapy assistant records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other physical therapy assistant records in Massachusetts

  1. Mitchell AaronsSpringfield, MA1588592331
  2. Eman Abdul BakiSpringfield, MA1851015408
  3. Dawn AdamsNorth Andover, MA1497875967
  4. Cheryl AdreanWalpole, MA1689832461
  5. Andrena Afolabi, PTAMedford, MA1962692137
  6. James AgostinelliRevere, MA1306479142
  7. Zachary Aichner, PTAPittsfield, MA1255016697
  8. Richard Akerberg, PTASomerville, MA1598960023
  9. Ryyan Akhtar, PTANeedham, MA1871419283
  10. Neha AlaWaltham, MA1447868815

Common questions

What is Donald C. Ahrens, PTA's NPI number?

Donald C. Ahrens, PTA's National Provider Identifier (NPI) is 1790252369, issued on Oct 31, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Donald C. Ahrens, PTA located?

The NPPES record lists a practice address at 95 Laurel St, Greenfield, MA, 01301. Phone: (413) 774-3143. Providers update this record themselves, so call before visiting.

How can I verify Donald C. Ahrens, PTA's license?

NPPES lists Massachusetts license number 8321, 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.

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.