NPPES file of Aug 9, 2026

Marie G. Nierenberg, P.T.

Physical Therapist · North Haven, CT

Marie G. Nierenberg, P.T. is a physical therapist with a practice address in North Haven, Connecticut, and NPI 1316053200, issued on Aug 22, 2006. Check the license (Connecticut 006402, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1316053200
Name
Marie G. Nierenberg
Credential
P.T.
Primary taxonomy
Physical Therapist 225100000X
License number
006402 CT
Self-reported in NPPES; status is on the state search
Practice location
202 State St, North Haven, CT 06473
Phone
(203) 239-4274
Enumerated
Aug 22, 2006
Record last updated
Oct 12, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(203) 239-4290
Medicaid ID
004263878 CT
Medicare enrollment
Enrolled (PECOS I20061227000345); accepts Medicare assignment
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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Also registered at 202 State St

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

  1. Anthony Ah-MuAthletic Trainer1124552039
  2. Matthew Edwards, PT, DPTOrthopedic Physical Therapist1639785587
  3. Stephen Giblin, DPTPhysical Therapist1104461854
  4. Todd Lichtfus, M.S., P.T., A.T.C.Physical Therapist1972503662
  5. Garrett Linske, DPTPhysical Therapist1154673614
  6. Michele Merwin, ATC, LAT, PT, DPTPhysical Therapist1861093262

Verify Marie G. Nierenberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 006402
    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 Connecticut 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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Bills Medicare through one group practice

  1. Prolete Physical Therapy And Sports Medicine PCMilford, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Marie G. Nierenberg among 3,569 physical therapist records in Connecticut

Marie G. Nierenberg, P.T. is one of 3,569 physical therapist records with a practice address in Connecticut. 29% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 78% newer
  • In a Medicare fileYes · 29% of these records are
  • In the CMS Doctors and Clinicians fileYes · 31% of these records are
  • Graduated1999 · median 2014 among the 1,098 with a school on file
  • Record last updated2012 · 68% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

24 physical therapist records list a practice address in North Haven

They are 24 of the 539 NPPES records with a practice address in North Haven, and 3,569 physical therapist records in Connecticut.

The 8 physical therapist records with the nearest ZIP codes

  1. Catherine CoishNorth Haven, CT 064731912332958
  2. John DufresneNorth Haven, CT 064731881705291
  3. Stephen Giblin, DPTNorth Haven, CT 064731104461854
  4. Frank Lavecchia, PTANorth Haven, CT 064731518266139
  5. Todd Lichtfus, M.S., P.T., A.T.C.North Haven, CT 064731972503662
  6. Garrett Linske, DPTNorth Haven, CT 064731154673614
  7. David Mikos, D.C., P.T., M.C.T.A.North Haven, CT 064731104826890
  8. Saifulla Mirza, RPTNorth Haven, CT 064731801114475

Common questions

What is Marie G. Nierenberg, P.T.'s NPI number?

Marie G. Nierenberg, P.T.'s National Provider Identifier (NPI) is 1316053200, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marie G. Nierenberg, P.T. located?

The NPPES record lists a practice address at 202 State St, North Haven, CT, 06473. Phone: (203) 239-4274. Providers update this record themselves, so call before visiting.

How can I verify Marie G. Nierenberg, P.T.'s license?

NPPES lists Connecticut license number 006402, as entered by the provider. Search the Connecticut 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.