NPPES file of Aug 9, 2026

Cathy A. Greiwe, M.D.

Family Medicine Physician · Columbus, OH

Cathy A. Greiwe, M.D. is a family medicine physician with a practice address in Columbus, Ohio, and NPI 1023059797, issued on Jun 10, 2006. Check the license (Ohio 35071119, 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
1023059797
Name
Cathy A. Greiwe
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
35071119 OH
Self-reported in NPPES; status is on the state search
Practice location
4885 Olentangy River RD, Columbus, OH 43214
Phone
(614) 268-6555
Enumerated
Jun 10, 2006
Record last updated
Mar 16, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(614) 457-5706
Medicaid ID
2112396 OH
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4885 Olentangy River RD

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

  1. Rannie Amiri, M.D.Internal Medicine Physician1053398263
  2. Gregory Barrett, M.D.Pediatrics Physician1295711679
  3. Kathleen Bartunek, M.D.Family Medicine Physician1912953126
  4. Michael Delphia, M.D.Internal Medicine Physician1043296627
  5. Michael Dibartola, M.D.Pediatrics Physician1982947925
  6. Robert Ecker, M.D.Internal Medicine Physician1194701284

Verify Cathy A. Greiwe 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 35071119
    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

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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98% fewer Medicare Part D claims than the average family medicine physician in 2024

60 Medicare Part D claims for 12 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 52% of claims.

  1. Cathy Greiwe60
  2. Specialty average3,544

Most prescribed

  1. Eliquis27 claims
  2. Lisinopril13 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.

Industry payments in 2024: $150.00

2 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Cathy Greiwe$150.00
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Cathy A. Greiwe among 5,606 family medicine physician records in Ohio

Cathy A. Greiwe, M.D. is one of 5,606 family medicine physician records with a practice address in Ohio. 80% 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 18% of them.

  • NPI issued2006 · 18% of these records are older, 48% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2011 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

424 family medicine physician records list a practice address in Columbus

They are 424 of the 36,491 NPPES records with a practice address in Columbus, and 5,606 family medicine physician records in Ohio.

The 8 family medicine physician records with the nearest ZIP codes

  1. Ann Aring, MDColumbus, OH 432141215925433
  2. Kathleen Bartunek, M.D.Columbus, OH 432141912953126
  3. Edward Bope, MDColumbus, OH 432141245220284
  4. Jennifer Ellis, MDColumbus, OH 432141659334902
  5. Clint Koenig, MDColumbus, OH 432141124000781
  6. Stephen Markovich, MDColumbus, OH 432141578553517
  7. Scott Merryman, MDColumbus, OH 432141003873191
  8. Winnie Moazampour, M.D.Columbus, OH 432141427006923

Common questions

What is Cathy A. Greiwe, M.D.'s NPI number?

Cathy A. Greiwe, M.D.'s National Provider Identifier (NPI) is 1023059797, issued on Jun 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Cathy A. Greiwe, M.D. located?

The NPPES record lists a practice address at 4885 Olentangy River RD, Columbus, OH, 43214. Phone: (614) 268-6555. Providers update this record themselves, so call before visiting.

How can I verify Cathy A. Greiwe, M.D.'s license?

NPPES lists Ohio license number 35071119, 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 Cathy A. Greiwe, M.D. prescribe under Medicare Part D?

In 2024, Cathy A. Greiwe, M.D. had 60 Medicare Part D claims for 12 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.