Phu Si Huynh, MD
Critical Care Medicine (Internal Medicine) Physician · Houston, TX
Phu Si Huynh, MD is a critical care medicine (internal medicine) physician with a practice address in Houston, Texas, and NPI 1952920522, issued on Apr 13, 2020. Check the license (Texas V7533, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Phu Si Huynh
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- V7533 TX
Self-reported in NPPES; status is on the state search - Practice location
- 6411 Fannin St, Houston, TX 77030
- Phone
- (832) 325-7222
- Enumerated
- Apr 13, 2020
- Record last updated
- Jul 21, 2025
- Fax
- (713) 500-6829
- Medicare enrollment
- Enrolled (PECOS I20250718000908); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 413 in Texas → Look up another NPI →
Also registered at 6411 Fannin St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Hamzah Abduljabar, MDHospitalist Physician1720608730
- Muhammad Abdullah, CAAAnesthesiologist Assistant1053295154
- Nora AbifarajPharmacist1073435855
- Doha Aboul-FotouhPediatrics Physician1891255691
- Rodeo Abrencillo, M.D.Critical Care Medicine (Internal Medicine) Physician1164716635
Verify Phu Si Huynh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license V7533Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- UT PhysiciansPearland, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Phu Si Huynh among 413 critical care medicine (internal medicine) physician records in Texas
Phu Si Huynh, MD is one of 413 critical care medicine (internal medicine) physician records with a practice address in Texas. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 94% of them.
- NPI issued2020 · 94% of these records are older, 3% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 84% of these records are
- Graduated2020 · median 2007 among the 346 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Texas
There are 413 critical care medicine (internal medicine) physician records in Texas.
All 413 in Texas → Every provider in Houston → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Bindu Akkanti, M.DHouston, TX 770301982663514
- Donna Calabrese, M.D.Houston, TX 770301538144845
- Christopher Cortes, M.D.Houston, TX 770301447258959
- John Crommett, M.D.Houston, TX 770301932141892
- Javier Finkielman, M.D.Houston, TX 770301083651962
- James Herlihy, M.D.Houston, TX 770301972555449
- David Powner, M.D.Houston, TX 770301417996356
- Iqbal Ratnani, M.D.Houston, TX 770301861440190
Common questions
What is Phu Si Huynh, MD's NPI number?
Phu Si Huynh, MD's National Provider Identifier (NPI) is 1952920522, issued on Apr 13, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Phu Si Huynh, MD located?
The NPPES record lists a practice address at 6411 Fannin St, Houston, TX, 77030. Phone: (832) 325-7222. Providers update this record themselves, so call before visiting.
How can I verify Phu Si Huynh, MD's license?
NPPES lists Texas license number V7533, 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.