GRETCHEN M ZIMMERMAN, MD, PA
NPI 1821202482
Surgery in Houston, TX

Q: What is Gretchen M Zimmerman, MD, PA's NPI number?

The NPI number for Gretchen M Zimmerman, MD, PA is 1821202482. It was assigned to this organization in the NPPES registry on May 10, 2007.

Q: What is Gretchen M Zimmerman, MD, PA's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Active since May 10, 2007

6550 FANNIN ST, SUITE 2307, HOUSTON, TX 77030(713) 797-9500(713) 797-9511 Get Directions Write a Review

NPPES record last updated: March 31, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Gretchen M Zimmerman, Md, Pa NPPES

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

GRETCHEN M ZIMMERMAN, MD, PA (NPI 1821202482) is a healthcare organization registered as a surgery in Houston, Texas and active in the NPI registry since May 2007. The organization lists Gretchen Mary Zimmerman, Owner, as its authorized official.

NPPES Registry Identity

NPI1821202482

Entity TypeOrganization

Primary Taxonomy208600000X

Legal Business NameGRETCHEN M ZIMMERMAN, MD, PA

Location Address6550 FANNIN ST, SUITE 2307Houston, TX 77030-2717

Mailing Address6550 Fannin St, Suite 2307Houston, TX 77030-2717 · (713) 797-9500 · Fax (713) 797-9511

Phone(713) 797-9500

Fax(713) 797-9511

Organization SubpartNo

Authorized OfficialGretchen Mary ZimmermanOwner · (713) 797-9500

Enumeration DateMay 10, 2007

Last NPPES UpdateMarch 31, 2014

✔ NPI 1821202482 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in TX · G2253

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

6550 FANNIN ST, Houston, TX 77030

Open in Google Maps ↗

Other Identifiers 3

Medicaid0970857-02TX

Medicare PIN0A6274TX

Medicare UPINC23908TX

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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.

MEGAN MCCLANAHAN

Student in an Organized Health Care Education/Training Program

6550 FANNIN ST
HOUSTON, TX 77030

Harris County (713) 441-5155

MARIANNE CARLSON PSYD

Psychologist (Clinical)

6550 FANNIN ST
HOUSTON, TX 77030

Harris County (346) 248-2040

MARIE MCLAIN P.A.

Physician Assistant

6550 FANNIN ST, SMITH TOWER, SUITE 1901
HOUSTON, TX 77030

Harris County (713) 441-1100

DALIA MOGHAZY MD

Obstetrics & Gynecology

6550 FANNIN ST
HOUSTON, TX 77030

Harris County (713) 790-3311

YVONNE I-FANG CHU M.D.

Ophthalmology

6550 FANNIN ST, SUITE 1501
HOUSTON, TX 77030

Harris County (713) 798-6100

DR. SAM JERRY LONG D.D.S.

Dentist (General Practice)

6550 FANNIN ST, STE 2103
HOUSTON, TX 77030

Harris County (713) 797-0846

THOMAS W KNIGHT MD

Internal Medicine

6550 FANNIN ST, SMITH 1101
HOUSTON, TX 77030

Harris County (713) 441-0006

DR. JOOHI JIMENEZ-SHAHED M.D.

Psychiatry & Neurology (Neurology)

6550 FANNIN ST, SUITE 1801
HOUSTON, TX 77030

Harris County (713) 798-5975

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 Gretchen M Zimmerman, MD, PA's NPI number?

The NPI number for Gretchen M Zimmerman, MD, PA is 1821202482. It was assigned to this organization in the NPPES registry on May 10, 2007.

Where is Gretchen M Zimmerman, MD, PA located?

Gretchen M Zimmerman, MD, PA is located at 6550 Fannin St Suite 2307, Houston, TX 77030. The listed phone number is (713) 797-9500.

What is Gretchen M Zimmerman, MD, PA's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

When was this NPI record last updated?

The NPPES record for Gretchen M Zimmerman, MD, PA was last updated on March 31, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.