NPPES file of Aug 9, 2026

Jesus Antonio Diaz, MD

Critical Care Medicine (Internal Medicine) Physician · Jacksonville, FL

Jesus Antonio Diaz, MD is a critical care medicine (internal medicine) physician with a practice address in Jacksonville, Florida, and NPI 1326009515, issued on Mar 29, 2006. Check the license (Florida ME86529, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1326009515
Name
Jesus Antonio Diaz
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License number
ME86529 FL
Self-reported in NPPES; status is on the state search
Practice location
4203 Belfort RD Ste 345, Jacksonville, FL 32216
Phone
(904) 450-6461
Enumerated
Mar 29, 2006
Record last updated
Mar 29, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(904) 450-6469
Medicare enrollment
Enrolled (PECOS I20061023000187); accepts Medicare assignment
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 critical care medicine (internal medicine) physician records → All 567 in Florida → Look up another NPI →

Also registered at 4203 Belfort RD Ste 345

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

  1. Jeffrey Koby, PACPhysician Assistant1871563528
  2. Elizabeth Zellner, ARNP AGACNP-BCAcute Care Nurse Practitioner1386183804

Verify Jesus Antonio Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME86529    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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Bills Medicare through one group practice

  1. St Vincent's Ambulatory Care IncJacksonville, FL

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

Jesus Antonio Diaz among 567 critical care medicine (internal medicine) physician records in Florida

Jesus Antonio Diaz, MD is one of 567 critical care medicine (internal medicine) physician records with a practice address in Florida. 89% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 76% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated1985 · median 2009 among the 475 with a school on file
  • Record last updated2018 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Florida

There are 567 critical care medicine (internal medicine) physician records in Florida.

All 567 in Florida → Every provider in Jacksonville → Critical Care Medicine (Internal Medicine) Physician nationwide →

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

  1. Renato Blanco, M.D.Jacksonville, FL 322161588077804
  2. Michael Langston, MDJacksonville, FL 322161528563459
  3. David Rice, M.D.Jacksonville, FL 322161659532919
  4. Jeffrey Biberston, DOJacksonville, FL 322121790109866
  5. Zachary BurdenJacksonville, FL 322091962864405
  6. Jaraad Dattadeen, MDJacksonville, FL 322091679070593
  7. Sandeep Sasidharan, MDJacksonville, FL 322091083268387
  8. Vandana Seeram, M.D.Jacksonville, FL 322091215081252

Common questions

What is Jesus Antonio Diaz, MD's NPI number?

Jesus Antonio Diaz, MD's National Provider Identifier (NPI) is 1326009515, issued on Mar 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jesus Antonio Diaz, MD located?

The NPPES record lists a practice address at 4203 Belfort RD Ste 345, Jacksonville, FL, 32216. Phone: (904) 450-6461. Providers update this record themselves, so call before visiting.

How can I verify Jesus Antonio Diaz, MD's license?

NPPES lists Florida license number ME86529, 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.

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.