NPPES file of Aug 9, 2026

Tianhua Guo, M.D.

Anatomic Pathology & Clinical Pathology Physician · Houston, TX

Tianhua Guo, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Houston, Texas, and NPI 1902218498, issued on Jun 2, 2014. Check the license (Texas S4961, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902218498
Name
Tianhua Guo
Credential
M.D.
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License numbers
S4961 TX
S4921 TX
Self-reported in NPPES; status is on the state search
Practice location
6411 Fannin Street, Houston, TX 77030
Phone
(713) 704-4000
Enumerated
Jun 2, 2014
Record last updated
Aug 22, 2023
Fax
(713) 704-2658
Medicare enrollment
Enrolled (PECOS I20200330000600); 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 anatomic pathology & clinical pathology physician records → All 1,424 in Texas → Look up another NPI →

Also registered at 6411 Fannin Street

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

  1. Ahmed Abdel Aal, MD, PHDDiagnostic Radiology Physician1215076344
  2. Yasir Ali, M.D.Anatomic Pathology & Clinical Pathology Physician1770016495
  3. Gustavo Ayala, M.D.Anatomic Pathology & Clinical Pathology Physician1992709356
  4. Hanadi El Achi, M.D.Anatomic Pathology & Clinical Pathology Physician1366964470
  5. Mahmoud Elsayad, M.D.Anatomic Pathology & Clinical Pathology Physician1194101337
  6. Kent Heck, M.D.Anatomic Pathology & Clinical Pathology Physician1851353031

Verify Tianhua Guo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S4961    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

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. University OF Texas Health Science Center AT HoustonHouston, TX

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

Tianhua Guo among 1,424 anatomic pathology & clinical pathology physician records in Texas

Tianhua Guo, M.D. is one of 1,424 anatomic pathology & clinical pathology physician records with a practice address in Texas. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 80% of them.

  • NPI issued2014 · 80% of these records are older, 18% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1993 · median 2001 among the 864 with a school on file
  • Record last updated2023 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anatomic Pathology & Clinical Pathology Physician providers in Texas

There are 1,424 anatomic pathology & clinical pathology physician records in Texas.

All 1,424 in Texas → Every provider in Houston → Anatomic Pathology & Clinical Pathology Physician nationwide →

The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes

  1. Amin Alrahwan, M.D.Houston, TX 770301306827381
  2. Gustavo Ayala, M.D.Houston, TX 770301992709356
  3. Diego Fiorito, M.D.Houston, TX 770301184629586
  4. Jerry Goodman, M.D.Houston, TX 770301770553877
  5. Suyang Hao, MDHouston, TX 770301750371910
  6. Joseph Khoury, MDHouston, TX 770301013910108
  7. Pulin Kothari, M.D.Houston, TX 770301730184136
  8. Barbara Lines, MDHouston, TX 770301366447690

Common questions

What is Tianhua Guo, M.D.'s NPI number?

Tianhua Guo, M.D.'s National Provider Identifier (NPI) is 1902218498, issued on Jun 2, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Tianhua Guo, M.D. located?

The NPPES record lists a practice address at 6411 Fannin Street, Houston, TX, 77030. Phone: (713) 704-4000. Providers update this record themselves, so call before visiting.

How can I verify Tianhua Guo, M.D.'s license?

NPPES lists Texas license number S4961, 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.

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.