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DR. GERALD I GREEN M.D.
NPI 1568413011
Internal Medicine - Gastroenterology in San Antonio, TX

Active since May 12, 2006
540 MADISON OAK, #520, SAN ANTONIO, TX 78258(210) 490-0202(210) 490-0648 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Gerald I Green M.d. NPPES

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

DR. GERALD I GREEN M.D. (NPI 1568413011) is an individual gastroenterology provider in San Antonio, Texas, licensed in Texas (D8539) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1568413011
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. GERALD I GREENCredential: M.D.
Location Address540 MADISON OAK, #520San Antonio, TX 78258-3943
Mailing Address540 Madison Oak, #520San Antonio, TX 78258-3943 · (210) 490-0202 · Fax (210) 490-0648
Phone(210) 490-0202
Fax(210) 490-0648
Sole ProprietorYes
Enumeration DateMay 12, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1568413011 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · D8539
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.
Also ListedSpecialistTaxonomy 174400000X · License D8539 (TX)
540 MADISON OAK, San Antonio, TX 78258
Open in Google Maps ↗

Other Identifiers 1

MedicaidZ000AB485TX

Other Providers at the Same Location NPPES 7

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

LOUIS D'AVIGNON MD PA
Internal Medicine (Pulmonary Disease)
540 MADISON OAK, SUITE 560
SAN ANTONIO, TX 78258
Bexar County (210) 525-1668
SUSAN KORP MD
Registered Nurse (Obstetric, Inpatient)
540 MADISON OAK, SUITE 140
SAN ANTONIO, TX 78258
Bexar County (210) 496-1217
TEXAS SLEEP CLINIC - SA
Internal Medicine (Pulmonary Disease)
540 MADISON OAK, SUITE 560
SAN ANTONIO, TX 78258
Bexar County (210) 842-4420
DICKY HUEY M. D. P. A.
Psychiatry & Neurology (Neurology)
540 MADISON OAK, #340
SAN ANTONIO, TX 78258
Bexar County (210) 495-5300
DR. TERRY L WESTFIELD M.D.
Surgery (Plastic and Reconstructive Surgery)
540 MADISON OAK, SUITE 540
SAN ANTONIO, TX 78258
Bexar County (210) 692-0012
TERRY L. WESTFIELD, M.D., P.A.
Specialist
540 MADISON OAK, SUITE 540
SAN ANTONIO, TX 78258
Bexar County (210) 692-0012
JAMES R. HARTMAN PT
Physical Therapist
540 MADISON OAK, STE 360
SAN ANTONIO, TX 78258
Bexar County (210) 545-4006

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 Gerald Green's NPI number?

The NPI number for Gerald Green is 1568413011. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Where is Gerald Green located?

Gerald Green practices at 540 Madison Oak #520, San Antonio, TX 78258. The listed phone number is (210) 490-0202.

What is Gerald Green's specialty?

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

When was this NPI record last updated?

The NPPES record for Gerald Green was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.