NPPES file of Aug 9, 2026

Mariah Denise Welsh, PT, DPT

Physical Therapist · Youngstown, OH

Mariah Denise Welsh, PT, DPT is a physical therapist with a practice address in Youngstown, Ohio, and NPI 1205575834, issued on Jun 1, 2022. Check the license (Ohio PT019169, as entered in NPPES) with the Ohio 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
1205575834
Name
Mariah Denise Welsh
Credential
PT, DPT
Primary taxonomy
Physical Therapist 225100000X
License number
PT019169 OH
Self-reported in NPPES; status is on the state search
Practice location
7630 Southern Blvd, Youngstown, OH 44512
Phone
(330) 729-8262
Enumerated
Jun 1, 2022
Record last updated
Dec 18, 2025
Fax
(330) 729-8269
Medicaid ID
0048523 OH
Medicare enrollment
Enrolled (PECOS I20220615002187); 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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8 nearest physical therapist records → All 7,378 in Ohio → Look up another NPI →

Also registered at 7630 Southern Blvd

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

  1. Lauren Baluch, CRNACertified Registered Nurse Anesthetist1932442324
  2. Sarah Beltz, DPTPhysical Therapist1467203513
  3. Anthony Candella, DOAnesthesiology Physician1265427603
  4. Isaiah Dang, MDInternal Medicine Physician1376123075
  5. Joshua Dang, DOInternal Medicine Physician1861136889
  6. Roshni Di Stefano, PT, DPTPhysical Therapist1447310800

Verify Mariah Denise Welsh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Ohio board licenses this profession
    Search for license PT019169    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 Ohio 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. Ohio Sports And Spine Institute LtdBoardman, OH

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

Mariah Denise Welsh among 7,378 physical therapist records in Ohio

Mariah Denise Welsh, PT, DPT is one of 7,378 physical therapist records with a practice address in Ohio. 25% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 80% of them.

  • NPI issued2022 · 80% of these records are older, 16% newer
  • In a Medicare fileYes · 25% of these records are
  • In the CMS Doctors and Clinicians fileYes · 26% of these records are
  • Graduated2021 · median 2015 among the 1,896 with a school on file
  • Record last updated2025 · 63% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

97 physical therapist records list a practice address in Youngstown

They are 97 of the 4,790 NPPES records with a practice address in Youngstown, and 7,378 physical therapist records in Ohio.

All 7,378 in Ohio → Every provider in Youngstown → Physical Therapist nationwide →

The 8 physical therapist records with the nearest ZIP codes

  1. John Capple, PTBoardman, OH 445121801875737
  2. Roshni Di Stefano, PT, DPTYoungstown, OH 445121447310800
  3. Kristy Ebinger, PTBoardman, OH 445121679554810
  4. Michael Farris, P.T.Boardman, OH 445121548238520
  5. Sean Greene, PTYoungstown, OH 445121770637571
  6. Gay Mowery, P.T.Youngstown, OH 445121891847802
  7. Stephanie Patterson, PTBoardman, OH 445121992746077
  8. Stephanie Porter, L.P.T.Boardman, OH 445121659327880

Common questions

What is Mariah Denise Welsh, PT, DPT's NPI number?

Mariah Denise Welsh, PT, DPT's National Provider Identifier (NPI) is 1205575834, issued on Jun 1, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Mariah Denise Welsh, PT, DPT located?

The NPPES record lists a practice address at 7630 Southern Blvd, Youngstown, OH, 44512. Phone: (330) 729-8262. Providers update this record themselves, so call before visiting.

How can I verify Mariah Denise Welsh, PT, DPT's license?

NPPES lists Ohio license number PT019169, as entered by the provider. Search the Ohio 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.

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.