Gary R. Katz, M.D.
Emergency Medicine Physician · Dayton, OH
Gary R. Katz, M.D. is an emergency medicine physician with a practice address in Dayton, Ohio, and NPI 1467532184, issued on Oct 17, 2006. Check the license (Ohio 35077559, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Gary R. Katz
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 35077559 OH
Self-reported in NPPES; status is on the state search - Practice location
- 332 Congress Park Dr, Dayton, OH 45459
- Phone
- (614) 207-6882
- Enumerated
- Oct 17, 2006
- Record last updated
- May 16, 2022
- Medicaid ID
- 2225336 OH
- Medicare enrollment
- Enrolled (PECOS I20040525001057); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,002 in Ohio → Look up another NPI →
Also registered at 332 Congress Park Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cheryl Colegrove, PACPhysician Assistant1285855510
- Peter Dowiatt, DOEmergency Medicine Physician1790939973
- Larry Elliott, MDEmergency Medicine Physician1164463360
- Todd Gibson, MS,PA-CMedical Physician Assistant1962426742
- Bertha Kirwan, FNP, MSNFamily Nurse Practitioner1639452006
- Frederick Kuo, M.D.Internal Medicine Physician1447498829
Verify Gary R. Katz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35077559Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average emergency medicine physician in 2024
67 Medicare Part D claims for 44 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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
- Osup Community Outreach LLCColumbus, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gary R. Katz among 3,002 emergency medicine physician records in Ohio
Gary R. Katz, M.D. is one of 3,002 emergency medicine physician records with a practice address in Ohio. 82% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 63% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1998 · median 2013 among the 1,720 with a school on file
- Record last updated2022 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
119 emergency medicine physician records list a practice address in Dayton
They are 119 of the 12,431 NPPES records with a practice address in Dayton, and 3,002 emergency medicine physician records in Ohio.
All 3,002 in Ohio → Every provider in Dayton → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Peter Dowiatt, DODayton, OH 454591790939973
- Larry Elliott, MDDayton, OH 454591164463360
- Richard Greeno, MDCenterville, OH 454591073590394
- Jennifer Lim, MDKettering, OH 454591568656965
- Stacy Peterson, D.O.Dayton, OH 454591952416489
- Jennifer Postlewaite, MDDayton, OH 454591700890829
- Jason Tackett, D.O.Dayton, OH 454591043326580
- John Terpstra, D.O.Dayton, OH 454591528171030
Common questions
What is Gary R. Katz, M.D.'s NPI number?
Gary R. Katz, M.D.'s National Provider Identifier (NPI) is 1467532184, issued on Oct 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gary R. Katz, M.D. located?
The NPPES record lists a practice address at 332 Congress Park Dr, Dayton, OH, 45459. Phone: (614) 207-6882. Providers update this record themselves, so call before visiting.
How can I verify Gary R. Katz, M.D.'s license?
NPPES lists Ohio license number 35077559, 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 Gary R. Katz, M.D. prescribe under Medicare Part D?
In 2024, Gary R. Katz, M.D. had 67 Medicare Part D claims for 44 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.