NPPES file of Aug 9, 2026

Geoffrey Andrew Zimmerman, M.D.

Obstetrics & Gynecology Physician · Houston, TX

Geoffrey Andrew Zimmerman, M.D. is an obstetrics & gynecology physician with a practice address in Houston, Texas, and NPI 1851320014, issued on Jul 1, 2006. Check the license (Texas TL06162006, as entered in NPPES) on the Texas Medical Board; 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
1851320014
Name
Geoffrey Andrew Zimmerman
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
TL06162006 TX
Self-reported in NPPES; status is on the state search
Practice location
2222 Greenhouse RD Ste 300, Houston, TX 77084
Phone
(281) 398-8484
Enumerated
Jul 1, 2006
Record last updated
Dec 21, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(281) 398-8483
Medicaid ID
182244701 TX
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2222 Greenhouse RD Ste 300

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

  1. Heena Ahmed, MDPain Medicine (Anesthesiology) Physician1063918589
  2. Prachi Jain, APRNFamily Nurse Practitioner1346181781
  3. Gunjan Patel, M.D.Pain Medicine (Physical Medicine & Rehabilitation) Physician1972765667

Verify Geoffrey Andrew Zimmerman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license TL06162006
    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 Texas license search

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Industry payments in 2024: $112.10

6 payments; by number, the most common kind was food and beverage; the largest payer was Shield Therapeutics Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Geoffrey Zimmerman$112.10
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Geoffrey Andrew Zimmerman among 3,524 obstetrics & gynecology physician records in Texas

Geoffrey Andrew Zimmerman, M.D. is one of 3,524 obstetrics & gynecology physician records with a practice address in Texas. 78% 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 15% of them.

  • NPI issued2006 · 15% of these records are older, 53% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2021 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Texas

There are 3,524 obstetrics & gynecology physician records in Texas.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Romany Gawargious Hana, M.D.Houston, TX 770831649438177
  2. Paola Ortiz Rodriguez, MDHouston, TX 770831235692989
  3. Michael Amaro, M.D.Houston, TX 770821184658791
  4. Daisy Ayim, MDHouston, TX 770821417159047
  5. Kim-Thu Chu, M.D.Houston, TX 770821316090392
  6. Jeanie Huynh, D.O.Houston, TX 770821497704415
  7. Magdy Rizk, MDHougton, TX 770821265469118
  8. Howard Schreiber, M.D.Houston, TX 770821972515161

Common questions

What is Geoffrey Andrew Zimmerman, M.D.'s NPI number?

Geoffrey Andrew Zimmerman, M.D.'s National Provider Identifier (NPI) is 1851320014, issued on Jul 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Geoffrey Andrew Zimmerman, M.D. located?

The NPPES record lists a practice address at 2222 Greenhouse RD Ste 300, Houston, TX, 77084. Phone: (281) 398-8484. Providers update this record themselves, so call before visiting.

How can I verify Geoffrey Andrew Zimmerman, M.D.'s license?

NPPES lists Texas license number TL06162006, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. 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.

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.