NPPES file of Aug 9, 2026

Kathleen C. Hager, D.O.

Geriatric Medicine (Internal Medicine) Physician · Columbus, OH

Kathleen C. Hager, D.O. is a geriatric medicine (internal medicine) physician with a practice address in Columbus, Ohio, and NPI 1255779393, issued on Jun 11, 2013. Check the license (Ohio 34.012828, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255779393
Name
Kathleen C. Hager
Credential
D.O.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License numbers
34.012828 OH
012828 OH
Self-reported in NPPES; status is on the state search
Practice location
290 E Town St, Columbus, OH 43215
Phone
(614) 788-5400
Enumerated
Jun 11, 2013
Record last updated
Jan 25, 2022
Fax
(614) 788-5500
Medicaid ID
0197356 OH
Medicare enrollment
Enrolled (PECOS I20171011002992); accepts Medicare assignment
Medical or professional school
West Virginia School Of Osteopathic Medicine, 2013
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 290 E Town St

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

  1. Matthew Adkins, D.O.Family Medicine Physician1124446323
  2. Anthony Agra, M.D.Addiction Medicine (Internal Medicine) Physician1649279373
  3. Roma Amin, M.D.Family Medicine Physician1902292451
  4. Leigh Anderson, CNPFamily Nurse Practitioner1164703732
  5. Laura Beach, CNPFamily Nurse Practitioner1346907078
  6. Kate Berenson, M.D.Addiction Medicine (Preventive Medicine) Physician1619266582

Verify Kathleen C. Hager 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 34.012828
    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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83% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

724 Medicare Part D claims for 185 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Kathleen Hager724
  2. Specialty average4,246

Most prescribed

  1. Donepezil Hcl120 claims
  2. Mirtazapine77 claims
  3. Levothyroxine Sodium57 claims
  4. Sertraline Hcl50 claims
  5. Risperidone44 claims
  6. Memantine Hcl33 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 81.3 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 score73.6
  2. Costout of 100 · 30%65.8
  3. Promoting interoperabilityout of 100 · 25%98.0
  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. Ohiohealth CorporationColumbus, OH

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

Kathleen C. Hager among 132 geriatric medicine (internal medicine) physician records in Ohio

Kathleen C. Hager, D.O. is one of 132 geriatric medicine (internal medicine) physician records with a practice address in Ohio. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 88% of them.

  • NPI issued2013 · 88% of these records are older, 10% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2013 · median 1999 among the 64 with a school on file
  • Record last updated2022 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Ohio

There are 132 geriatric medicine (internal medicine) physician records in Ohio.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Ishrat Jahan, MBBSColumbus, OH 432151982976247
  2. Karen Kirkham, MDColumbus, OH 432151609832484
  3. Mark Montoney, M.D.Columbus, OH 432151801942867
  4. Meredith Mucha, MDColumbus, OH 432151962449777
  5. Lakshmi Rangaswamy, D.O.Columbus, OH 432141962745984
  6. Gokulan Ratnarajah, MDColumbus, OH 432141194981308
  7. Marian Schuda, MDColumbus, OH 432141265421531
  8. Natarajan Sundaram, MDColumbus, OH 432131861580110

Common questions

What is Kathleen C. Hager, D.O.'s NPI number?

Kathleen C. Hager, D.O.'s National Provider Identifier (NPI) is 1255779393, issued on Jun 11, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen C. Hager, D.O. located?

The NPPES record lists a practice address at 290 E Town St, Columbus, OH, 43215. Phone: (614) 788-5400. Providers update this record themselves, so call before visiting.

How can I verify Kathleen C. Hager, D.O.'s license?

NPPES lists Ohio license number 34.012828, 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 Kathleen C. Hager, D.O. prescribe under Medicare Part D?

In 2024, Kathleen C. Hager, D.O. had 724 Medicare Part D claims for 185 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.

What is Kathleen C. Hager, D.O.'s MIPS final score?

The 2023 MIPS final score is 81.3 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.