NPPES file of Aug 9, 2026

Ian Kowalski, M.D.

Physical Medicine & Rehabilitation Physician · Cincinnati, OH

Ian Kowalski, M.D. is a physical medicine & rehabilitation physician with a practice address in Cincinnati, Ohio, and NPI 1891157004, issued on Mar 26, 2016. Check the license (Ohio 35.136860, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891157004
Name
Ian Kowalski
Credential
M.D.
Primary taxonomy
Physical Medicine & Rehabilitation Physician 208100000X
License number
35.136860 OH
Self-reported in NPPES; status is on the state search
Practice location
2139 Auburn Ave FL 2, Cincinnati, OH 45219
Phone
(513) 585-2000
Enumerated
Mar 26, 2016
Record last updated
Dec 5, 2025
Medicaid ID
0445247 OH
Medicare enrollment
Enrolled (PECOS I20200227002281); 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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Verify Ian Kowalski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35.136860
    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
Open the Ohio license search

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88% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024

88 Medicare Part D claims for 28 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. 17 claims were for opioids.

  1. Ian Kowalski88
  2. Specialty average727

Most prescribed

  1. Oxycodone Hcl15 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Post-Acute Physicians OF Ohio, PLLCCincinnati, OH

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

Ian Kowalski among 511 physical medicine & rehabilitation physician records in Ohio

Ian Kowalski, M.D. is one of 511 physical medicine & rehabilitation physician records with a practice address in Ohio. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 63% of them.

  • NPI issued2016 · 63% of these records are older, 35% newer
  • In a Medicare fileYes · 62% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2016 · median 2007 among the 281 with a school on file
  • Record last updated2025 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physical Medicine & Rehabilitation Physician providers in Ohio

There are 511 physical medicine & rehabilitation physician records in Ohio.

The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes

  1. Rebecca Caine, MDCincinnati, OH 452191124550504
  2. Jensine ClarkCincinnati, OH 452191376930545
  3. Lois Deaton, MDCincinnati, OH 452191578599213
  4. Victoria Heasley, MDCincinnati, OH 452191255836029
  5. Branden King, DOCincinnati, OH 452191669969671
  6. Darcy Lei, DOCincinnati, OH 452191194286062
  7. Danielle Shoreman, MDCincinnati, OH 452191427335934
  8. Ryan Smith, DOCincinnati, OH 452191548758279

Common questions

What is Ian Kowalski, M.D.'s NPI number?

Ian Kowalski, M.D.'s National Provider Identifier (NPI) is 1891157004, issued on Mar 26, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Ian Kowalski, M.D. located?

The NPPES record lists a practice address at 2139 Auburn Ave FL 2, Cincinnati, OH, 45219. Phone: (513) 585-2000. Providers update this record themselves, so call before visiting.

How can I verify Ian Kowalski, M.D.'s license?

NPPES lists Ohio license number 35.136860, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ian Kowalski, M.D. prescribe under Medicare Part D?

In 2024, Ian Kowalski, M.D. had 88 Medicare Part D claims for 28 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions 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.