NPPES file of Aug 9, 2026

Seth A. Holtzapfel, M.D.

Internal Medicine Physician · Columbus, OH

Seth A. Holtzapfel, M.D. is an internal medicine physician with a practice address in Columbus, Ohio, and NPI 1689650269, issued on Dec 15, 2005. Check the license (Ohio 35-06-9687, 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
1689650269
Name
Seth A. Holtzapfel
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
35-06-9687 OH
Self-reported in NPPES; status is on the state search
Practice location
4885 Olentangy River RD, Columbus, OH 43214
Phone
(614) 451-1551
Enumerated
Dec 15, 2005
Record last updated
Mar 16, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(614) 451-2326
Medicaid ID
2048662 OH
Medicare enrollment
Enrolled (PECOS I20050521000108); accepts Medicare assignment
Medical or professional school
Wright State University Boonshoft School Of Medicine, 1994
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 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 Seth A. Holtzapfel 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 35-06-9687
    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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2.4 times the Medicare Part D claims of the average internal medicine physician in 2024

7,572 Medicare Part D claims for 452 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 341 claims were for opioids.

  1. Seth Holtzapfel7,572
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium412 claims
  2. Amlodipine Besylate350 claims
  3. Rosuvastatin Calcium283 claims
  4. Losartan Potassium220 claims
  5. Levothyroxine Sodium211 claims
  6. Omeprazole202 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: $618.98

41 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Seth Holtzapfel$618.98
  2. Specialty average$1,303.06

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

Bills Medicare through one group practice

  1. Central Ohio Primary Care Physicians, Inc.Columbus, OH

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

Seth A. Holtzapfel among 5,277 internal medicine physician records in Ohio

Seth A. Holtzapfel, M.D. is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 87% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1994 · median 2006 among the 3,414 with a school on file
  • 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 207R00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

580 internal medicine physician records list a practice address in Columbus

They are 580 of the 36,491 NPPES records with a practice address in Columbus, and 5,277 internal medicine physician records in Ohio.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Melissa Brasco, D.O.Columbus, OH 432141841274305
  2. Timothy Coss, DOColumbus, OH 432141720071699
  3. Diana Donati, M.D.Columbus, OH 432141184628869
  4. Francine Giannetto, M.D.Columbus, OH 432141548243223
  5. William Gramann, M.D.Columbus, OH 432141093798779
  6. Marietta Hofmeister, M.D.Columbus, OH 432141639152317
  7. Joseph Jacko, MDColumbus, OH 432141730185844
  8. David Lahue, M.D.Columbus, OH 432141861476327

Common questions

What is Seth A. Holtzapfel, M.D.'s NPI number?

Seth A. Holtzapfel, M.D.'s National Provider Identifier (NPI) is 1689650269, issued on Dec 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Seth A. Holtzapfel, M.D. located?

The NPPES record lists a practice address at 4885 Olentangy River RD, Columbus, OH, 43214. Phone: (614) 451-1551. Providers update this record themselves, so call before visiting.

How can I verify Seth A. Holtzapfel, M.D.'s license?

NPPES lists Ohio license number 35-06-9687, 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 Seth A. Holtzapfel, M.D. prescribe under Medicare Part D?

In 2024, Seth A. Holtzapfel, M.D. had 7,572 Medicare Part D claims for 452 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.