NPPES file of Aug 9, 2026

Tam Doan

Pediatric Cardiology Physician · Houston, TX

Tam Doan is a pediatric cardiology physician with a practice address in Houston, Texas, and NPI 1568852226, issued on Feb 2, 2015. Check the license (Texas S5158, 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
1568852226
Name
Tam Doan
Primary taxonomy
Pediatric Cardiology Physician 2080P0202X
License numbers
S5158 TX
A148931 CA
Self-reported in NPPES; status is on the state search
Practice location
6651 Main Street, Houston, TX 77030
Phone
(832) 826-5048
Enumerated
Feb 2, 2015
Record last updated
Aug 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(832) 826-4297
Medicare enrollment
Enrolled (PECOS I20210831000310); 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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Also registered at 6651 Main Street

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

  1. Emily CioccaPhysician Assistant1225628092
  2. Catherine Deshaies, MD,PHDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1144959438
  3. Gary Dildy, M.D.Maternal & Fetal Medicine Physician1083765226
  4. Panat Kittisit, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1730001710
  5. Matthew Musick, MDPediatric Critical Care Medicine Physician1013018936
  6. Dana Reaves-O'Neal, CPNPPediatric Nurse Practitioner1417266495

Verify Tam Doan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S5158
    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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Industry payments in 2024: $63.70

1 payment: food and beverage; the largest payer was GE Healthcare. The 1,156 providers of this specialty with any payment received $2,864.57 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tam Doan$63.70
  2. Specialty average$2,864.57

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

Bills Medicare through one group practice

  1. Texas Childrens Physician GroupHouston, TX

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

Tam Doan among 325 pediatric cardiology physician records in Texas

Tam Doan is one of 325 pediatric cardiology physician records with a practice address in Texas. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 82% of them.

  • NPI issued2015 · 82% of these records are older, 14% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2001 · median 2004 among the 163 with a school on file
  • 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 2080P0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Cardiology Physician providers in Texas

There are 325 pediatric cardiology physician records in Texas.

The 8 pediatric cardiology physician records with the nearest ZIP codes

  1. Hugh Allen, MDHouston, TX 770301053318121
  2. Carolyn Altman, M.D.Houston, TX 770301265438170
  3. Nancy Ayres, M.D.Houston, TX 770301982600896
  4. Judith Becker, M.D.Houston, TX 770301871532861
  5. Gurur Biliciler-Denktas, M.D.Houston, TX 770301295777852
  6. Heather Dickerson, M.D.Houston, TX 770301184660284
  7. Muhammad Khan, MDHouston, TX 770301548207053
  8. Maria Lantin-Hermoso, M.D.Houston, TX 770301255376984

Common questions

What is Tam Doan's NPI number?

Tam Doan's National Provider Identifier (NPI) is 1568852226, issued on Feb 2, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Tam Doan located?

The NPPES record lists a practice address at 6651 Main Street, Houston, TX, 77030. Phone: (832) 826-5048. Providers update this record themselves, so call before visiting.

How can I verify Tam Doan's license?

NPPES lists Texas license number S5158, 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.