NPPES file of Aug 9, 2026

Stephen J. Nahs, DPT

Physical Therapist · Grand Blanc, MI

Stephen J. Nahs, DPT is a physical therapist with a practice address in Grand Blanc, Michigan, and NPI 1912137241, issued on Jul 21, 2009. Check the license (Michigan 5501013286, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1912137241
Name
Stephen J. Nahs
Credential
DPT
Primary taxonomy
Physical Therapist 225100000X
License number
5501013286 MI
Self-reported in NPPES; status is on the state search
Practice location
12787 S Saginaw St, Grand Blanc, MI 48439
Phone
(810) 771-7631
Enumerated
Jul 21, 2009
Record last updated
Aug 21, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(810) 771-7976
Medicare enrollment
Enrolled (PECOS I20150911002225); 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 12787 S Saginaw St

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

  1. Carrie Becher, OTR/LOccupational Therapist1669715017
  2. Anne Kender, DPTPhysical Therapist1194076679
  3. Chelsea LemarbePhysical Therapist1295106839
  4. Audra ShoemakerOccupational Therapist1720444102
  5. Christina Stieve, DPTPhysical Therapist1922371012

Verify Stephen J. Nahs in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 5501013286
    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 Michigan 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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The practice group's MIPS final score for 2023 (Medicare payment program): 94.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score93.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Michigan Rehabilitation Specialists OF Fowlerville LLCHartland, MI

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

Stephen J. Nahs among 9,592 physical therapist records in Michigan

Stephen J. Nahs, DPT is one of 9,592 physical therapist records with a practice address in Michigan. 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 2009, is newer than 23% of them.

  • NPI issued2009 · 23% of these records are older, 74% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 32% of these records are
  • Graduated2006 · median 2015 among the 3,075 with a school on file
  • Record last updated2015 · 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

69 physical therapist records list a practice address in Grand Blanc

They are 69 of the 1,735 NPPES records with a practice address in Grand Blanc, and 9,592 physical therapist records in Michigan.

The 8 physical therapist records with the nearest ZIP codes

  1. Michael BanksGrand Blanc, MI 484391346263415
  2. Christina Barba, DPTGrand Blanc, MI 484391396705364
  3. Sarrah Byrne, PT, DPTGrand Blanc, MI 484391740497155
  4. Yashpal Chhabra, PTGrand Blanc, MI 484391407890239
  5. Kristine Colt, P.T.Grand Blanc, MI 484391639128663
  6. John Connolly, MBA PT ATCGrand Blanc, MI 484391194863035
  7. Paul Czarnecki, PTGrand Blanc, MI 484391346351343
  8. Robert Dowling, DPTGrand Blanc, MI 484391821025578

Common questions

What is Stephen J. Nahs, DPT's NPI number?

Stephen J. Nahs, DPT's National Provider Identifier (NPI) is 1912137241, issued on Jul 21, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Stephen J. Nahs, DPT located?

The NPPES record lists a practice address at 12787 S Saginaw St, Grand Blanc, MI, 48439. Phone: (810) 771-7631. Providers update this record themselves, so call before visiting.

How can I verify Stephen J. Nahs, DPT's license?

NPPES lists Michigan license number 5501013286, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

What is Stephen J. Nahs, DPT's MIPS final score?

The 2023 MIPS final score is 94.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.