NPPES file of Aug 9, 2026

John Paul Tzagournis, M.D.

Gastroenterology Physician · Columbus, OH

John Paul Tzagournis, M.D. is a gastroenterology physician with a practice address in Columbus, Ohio, and NPI 1508818998, issued on May 16, 2006. Check the license (Ohio 35078868, 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
1508818998
Name
John Paul Tzagournis
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
35078868 OH
Self-reported in NPPES; status is on the state search
Practice location
700 E Broad St, Columbus, OH 43215
Phone
(614) 458-1183
Enumerated
May 16, 2006
Record last updated
Jun 12, 2025
Fax
(614) 458-1184
Medicaid ID
2347375 OH
Medicare enrollment
Enrolled (PECOS I20060323000005); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 1999
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 700 E Broad St

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

  1. Gordon Kim, D. O.Gastroenterology Physician1144260076
  2. Tasos Manokas, DOGastroenterology Physician1558315382
  3. Colleen Mulholand, OTRLOccupational Therapist1720281348
  4. Teresa Paulsen, PTPhysical Therapist1568438109
  5. Kimberly Reed, PTPhysical Therapist1174718282
  6. Kathleen Tenley, ATCAthletic Trainer1235127697

Verify John Paul Tzagournis 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 35078868
    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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18% fewer Medicare Part D claims than the average gastroenterology physician in 2024

669 Medicare Part D claims for 281 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.

  1. John Tzagournis669
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium241 claims
  2. Sod Sulf-Potass Sulf-Mag Sulf95 claims
  3. Peg 3350-Electrolyte63 claims
  4. Mesalamine39 claims
  5. Linzess32 claims
  6. Omeprazole22 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: $152.64

7 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Tzagournis$152.64
  2. Specialty average$5,015.95

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

Bills Medicare through 3 group practices

  1. Digestive Associates OF OhioColumbus, OH
  2. Mount Carmel Healthproviders Two LLCGrove City, OH
  3. Ohiohealth CorporationColumbus, OH

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

John Paul Tzagournis among 741 gastroenterology physician records in Ohio

John Paul Tzagournis, M.D. is one of 741 gastroenterology 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 22% of them.

  • NPI issued2006 · 22% of these records are older, 47% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated1999 · median 2003 among the 540 with a school on file
  • Record last updated2025 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Ohio

There are 741 gastroenterology physician records in Ohio.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Marta Bergese, MDColumbus, OH 432151922091537
  2. Gordon Kim, D. O.Columbus, OH 432151144260076
  3. Tasos Manokas, DOColumbus, OH 432151558315382
  4. William Salt, MDColumbus, OH 432151568456804
  5. Michael Tzagournis, MDColumbus, OH 432151639121106
  6. Adam Tzagournis, MDColumbus, OH 432151003863440
  7. Sanjay Garuda, MDColumbus, OH 432141477534204
  8. Joseph Laney, MDColumbus, OH 432141952395287

Common questions

What is John Paul Tzagournis, M.D.'s NPI number?

John Paul Tzagournis, M.D.'s National Provider Identifier (NPI) is 1508818998, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Paul Tzagournis, M.D. located?

The NPPES record lists a practice address at 700 E Broad St, Columbus, OH, 43215. Phone: (614) 458-1183. Providers update this record themselves, so call before visiting.

How can I verify John Paul Tzagournis, M.D.'s license?

NPPES lists Ohio license number 35078868, 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 John Paul Tzagournis, M.D. prescribe under Medicare Part D?

In 2024, John Paul Tzagournis, M.D. had 669 Medicare Part D claims for 281 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.