1. Home
  2. Directory
  3. Texas
  4. Dallas
  5. Internal Medicine
  6. NPI Profile

JOHN GREGORY FITZ MD
NPI 1124087259
Internal Medicine - Gastroenterology in Dallas, TX

Active since March 18, 2006
5323 HARRY HINES BLVD, DALLAS, TX 75390(214) 645-8600 Get Directions Write a Review

NPPES record last updated: April 1, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About John Gregory Fitz Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN GREGORY FITZ MD (NPI 1124087259) is an individual gastroenterology provider in Dallas, Texas, licensed in Texas (M1418) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1124087259
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameJOHN GREGORY FITZCredential: MD
Location Address5323 HARRY HINES BLVDDallas, TX 75390-7208
Mailing AddressPo Box 845347Dallas, TX 75284-5347 · (214) 645-8600
Phone(214) 645-8600
Sole ProprietorNo
Enumeration DateMarch 18, 2006
Last NPPES UpdateApril 1, 2008
✔ NPI 1124087259 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · M1418
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
5323 HARRY HINES BLVD, Dallas, TX 75390
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINA49466
Medicare ID-Type Unspecified8B9345TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. TANYA MARIE PLETIN PA-C
Physician Assistant
5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-6400
BENJAMIN SETH MARTINEZ MD
Anesthesiology
5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-3111
DR. JYOTHSNA GATTINENI M.D.
Pediatrics
5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-3438
LEE M. LUNSFORD MD
Anesthesiology
5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-8000
TING-YI CHEN M.D.
Internal Medicine (Infectious Disease)
5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 645-2800
DR. STEPHANIE C JONES MD
Pain Medicine (Interventional Pain Medicine)
5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-9374
DR. ALECIA CURLENE NERO M.D.
Internal Medicine (Hematology)
5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 648-4180
DR. KATHERINE ANNA JOHNSON MD
Pediatrics
5323 HARRY HINES BLVD
DALLAS, TX 75390
Dallas County (214) 456-0771

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Fitz's NPI number?

The NPI number for John Fitz is 1124087259. It was assigned to this individual provider in the NPPES registry on March 18, 2006.

Where is John Fitz located?

John Fitz practices at 5323 Harry Hines Blvd, Dallas, TX 75390. The listed phone number is (214) 645-8600.

What is John Fitz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

What insurance does John Fitz accept?

Health plans from Blue Cross and Blue Shield of Texas list John Fitz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for John Fitz was last updated on April 1, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.