NPPES file of Aug 9, 2026

Sylvia Wu, M.D.

Internal Medicine Physician · Houston, TX

Sylvia Wu, M.D. is an internal medicine physician with a practice address in Houston, Texas, and NPI 1508861444, issued on Jun 16, 2005. Check the license (Texas J2423, 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
1508861444
Name
Sylvia Wu
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
J2423 TX
Self-reported in NPPES; status is on the state search
Practice location
8323 Southwest Fwy, Houston, TX 77074
Phone
(713) 270-0303
Enumerated
Jun 16, 2005
Record last updated
Sep 26, 2024
Fax
(713) 270-7715
Medicare enrollment
Enrolled (PECOS I20100419000232); accepts Medicare assignment
Medical or professional school
University Of Texas Medical Branch At Galveston, 1991
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 8323 Southwest Fwy

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

  1. Prianglam Brooks, F.N.P.Family Nurse Practitioner1932228004
  2. Alexa Hagen, OTR/LPediatric Occupational Therapist1740764786
  3. Savannah Hannon, OTRPediatric Occupational Therapist1528403607
  4. Jill Kaminsky, M.A., CCC-SLPSpeech-Language Pathologist1871630871
  5. Emily Kilian, O.T.Pediatric Occupational Therapist1548529704
  6. Janet Knudson, OTROccupational Therapist1982927562

Verify Sylvia Wu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license J2423
    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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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

63 Medicare Part D claims for 49 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Sylvia Wu63
  2. Specialty average3,176

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $24.23

1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sylvia Wu$24.23
  2. Specialty average$1,303.06

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. Memorial Hermann Medical GroupPearland, TX

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

Sylvia Wu among 9,175 internal medicine physician records in Texas

Sylvia Wu, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1991 · median 2004 among the 6,088 with a school on file
  • Record last updated2024 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,488 internal medicine physician records list a practice address in Houston

They are 1,488 of the 61,221 NPPES records with a practice address in Houston, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Dilawar Ajani, M.D.Houston, TX 770741528047115
  2. Obiajulu Ezenwabachili, M.D.Houston, TX 770741518945674
  3. William FranklinHouston, TX 770741689637423
  4. Enrique Granda, M.D.,P.A.Houston, TX 770741427040856
  5. Benjamin Interiano, M.D.Houston, TX 770741144222159
  6. Farzana Sahi, M.D.Houston, TX 770741275509440
  7. Kas Saranathan, M.D.Houston, TX 770741679575872
  8. Lakshmi Seshadri, M.D.Houston, TX 770741275535478

Common questions

What is Sylvia Wu, M.D.'s NPI number?

Sylvia Wu, M.D.'s National Provider Identifier (NPI) is 1508861444, issued on Jun 16, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Sylvia Wu, M.D. located?

The NPPES record lists a practice address at 8323 Southwest Fwy, Houston, TX, 77074. Phone: (713) 270-0303. Providers update this record themselves, so call before visiting.

How can I verify Sylvia Wu, M.D.'s license?

NPPES lists Texas license number J2423, 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.

How much does Sylvia Wu, M.D. prescribe under Medicare Part D?

In 2024, Sylvia Wu, M.D. had 63 Medicare Part D claims for 49 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

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.