NPPES file of Aug 9, 2026

Thomas Rosenfield, MD

Gastroenterology Physician · Atlantis, FL

Thomas Rosenfield, MD is a gastroenterology physician with a practice address in Atlantis, Florida, and NPI 1770539850, issued on May 26, 2006. Check the license (Florida ME37886, 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
1770539850
Name
Thomas Rosenfield
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
ME37886 FL
Self-reported in NPPES; status is on the state search
Practice location
5401 S Congress Ave, Atlantis, FL 33462
Phone
(561) 964-8221
Enumerated
May 26, 2006
Record last updated
Jan 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(561) 964-7393
Medicare enrollment
Enrolled (PECOS I20100420000769); accepts Medicare assignment
Medical or professional school
Vanderbilt University School Of Medicine, 1979
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 5401 S Congress Ave

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

  1. Marie Adonis-Rizzo, ARNPNurse Practitioner1881766574
  2. Howard Butler, MDDiagnostic Radiology Physician1659300093
  3. Peter Cowen, MDInternal Medicine Physician1598707200
  4. Jean Dosdos, R.D.,L.DRegistered Dietitian1174523708
  5. Yakov Gitin, MDGastroenterology Physician1194742015
  6. Belayet Hossain, M.D.Internal Medicine Physician1619914868

Verify Thomas Rosenfield in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME37886
    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

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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3.3 times the Medicare Part D claims of the average gastroenterology physician in 2024

2,665 Medicare Part D claims for 827 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Thomas Rosenfield2,665
  2. Specialty average811

Most prescribed

  1. Famotidine959 claims
  2. Omeprazole312 claims
  3. Pantoprazole Sodium249 claims
  4. Sod Sulf-Potass Sulf-Mag Sulf230 claims
  5. Mesalamine61 claims
  6. Esomeprazole Magnesium51 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: $864.47

38 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. Thomas Rosenfield$864.47
  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 one group practice

  1. Gastroenterology Associates OF Florida LLCAtlantis, FL

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

Thomas Rosenfield among 1,513 gastroenterology physician records in Florida

Thomas Rosenfield, MD 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 2006, is newer than 17% of them.

  • NPI issued2006 · 17% of these records are older, 45% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1979 · median 2000 among the 1,156 with a school on file
  • Record last updated2021 · 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).

16 gastroenterology physician records list a practice address in Atlantis

They are 16 of the 574 NPPES records with a practice address in Atlantis, and 1,513 gastroenterology physician records in Florida.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Yakov Gitin, MDAtlantis, FL 334621194742015
  2. Lyle Hurwitz, MDAtlantis, FL 334621467491977
  3. Carlos Leon, MDAtlantis, FL 334621982694030
  4. Augusto Lopez-Torres, MDAtlantis, FL 334621578579223
  5. Miles Medrano, MDAtlantis, FL 334621366487514
  6. Richard Merzer, MDAtlantis, FL 334621346211422
  7. Kayode Olowe, M.D.Atlantis, FL 334621427246628
  8. Charles Posternack, M.D.Atlantis, FL 334621669595997

Common questions

What is Thomas Rosenfield, MD's NPI number?

Thomas Rosenfield, MD's National Provider Identifier (NPI) is 1770539850, issued on May 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Rosenfield, MD located?

The NPPES record lists a practice address at 5401 S Congress Ave, Atlantis, FL, 33462. Phone: (561) 964-8221. Providers update this record themselves, so call before visiting.

How can I verify Thomas Rosenfield, MD's license?

NPPES lists Florida license number ME37886, 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 Thomas Rosenfield, MD prescribe under Medicare Part D?

In 2024, Thomas Rosenfield, MD had 2,665 Medicare Part D claims for 827 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.