NPPES file of Aug 9, 2026

John Mark Bugarin Gubatan, M.D.

Gastroenterology Physician · Jacksonville, FL

John Mark Bugarin Gubatan, M.D. is a gastroenterology physician with a practice address in Jacksonville, Florida, and NPI 1215340674, issued on Jun 3, 2014. Check the license (Florida ME174469, as entered in NPPES) on the Florida health license search; 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
1215340674
Name
John Mark Bugarin Gubatan
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
ME174469 FL
A154629 CA
Self-reported in NPPES; status is on the state search
Practice location
4500 San Pablo RD S, Jacksonville, FL 32224
Phone
(904) 953-2000
Enumerated
Jun 3, 2014
Record last updated
Aug 18, 2025
Medicare enrollment
Enrolled (PECOS I20250807002124); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 2014
Telehealth
Offers telehealth (CMS)
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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8 nearest gastroenterology physician records → All 1,513 in Florida → Look up another NPI →

Also registered at 4500 San Pablo RD S

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

  1. David Abarbanel, MDNeurology Physician1598298242
  2. Ejigayehu Abate, MDEndocrinology, Diabetes & Metabolism Physician1679615116
  3. Suhny Abbara, MDDiagnostic Radiology Physician1538150180
  4. Sara Abbas, PA-CPhysician Assistant1356121206
  5. Carol Abbott, ARNP, FNP-CNurse Practitioner1629427240
  6. Zaid Abdel Rahman, M.D.Hematology (Internal Medicine) Physician1003299330

Verify John Mark Bugarin Gubatan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME174469    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 Florida license search

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67% fewer Medicare Part D claims than the average gastroenterology physician in 2024

267 Medicare Part D claims for 67 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. John Mark Gubatan267
  2. Specialty average811

Most prescribed

  1. Colestipol Hcl45 claims
  2. Omeprazole21 claims
  3. Peg 3350-Electrolyte18 claims
  4. Mesalamine14 claims
  5. Ciprofloxacin Hcl11 claims
  6. Linzess11 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.

Bills Medicare through one group practice

  1. Mayo Clinic JacksonvilleJacksonville, FL

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

John Mark Bugarin Gubatan among 1,513 gastroenterology physician records in Florida

John Mark Bugarin Gubatan, M.D. is one of 1,513 gastroenterology physician records with a practice address in Florida. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 82% of them.

  • NPI issued2014 · 82% of these records are older, 16% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2014 · median 2000 among the 1,156 with a school on file
  • Record last updated2025 · 52% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Florida

There are 1,513 gastroenterology physician records in Florida.

All 1,513 in Florida → Every provider in Jacksonville → Gastroenterology Physician nationwide →

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Ernest Bouras, MDJacksonville, FL 322241750370623
  2. Denise Harnois, DOJacksonville, FL 322241710976683
  3. Andrew Keaveny, MDJacksonville, FL 322241346239217
  4. Stephen Lange, MDJacksonville, FL 322241528057494
  5. Michele Lewis, MDJacksonville, FL 322241134118003
  6. David Loeb, MDJacksonville, FL 322241891784773
  7. Michael Picco, MDJacksonville, FL 322241972592855
  8. Massimo Raimondo, MDJacksonville, FL 322241508855487

Common questions

What is John Mark Bugarin Gubatan, M.D.'s NPI number?

John Mark Bugarin Gubatan, M.D.'s National Provider Identifier (NPI) is 1215340674, issued on Jun 3, 2014. An NPI identifies a provider in billing; it is not a license.

Where is John Mark Bugarin Gubatan, M.D. located?

The NPPES record lists a practice address at 4500 San Pablo RD S, Jacksonville, FL, 32224. Phone: (904) 953-2000. Providers update this record themselves, so call before visiting.

How can I verify John Mark Bugarin Gubatan, M.D.'s license?

NPPES lists Florida license number ME174469, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does John Mark Bugarin Gubatan, M.D. prescribe under Medicare Part D?

In 2024, John Mark Bugarin Gubatan, M.D. had 267 Medicare Part D claims for 67 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.