NPPES file of Aug 9, 2026

Derek Allan Woo, M.D., M.B.A.

Internal Medicine Physician · Houston, TX

Derek Allan Woo, M.D., M.B.A. is an internal medicine physician with a practice address in Houston, Texas, and NPI 1588088280, issued on Feb 15, 2014. Check the license (Texas R7929, 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
1588088280
Name
Derek Allan Woo
Credential
M.D., M.B.A.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
R7929 TX
MD-22252-0 HI
306052 LA
Self-reported in NPPES; status is on the state search
Practice location
13300 Hargrave RD Ste 480, Houston, TX 77070
Phone
(281) 737-0587
Enumerated
Feb 15, 2014
Record last updated
Jul 4, 2023
Medicare enrollment
Enrolled (PECOS I20180815000840); 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.
Download card Updates feed

Also registered at 13300 Hargrave RD Ste 480

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

  1. Mir Tariq Ali, MDNephrology Physician1649822040
  2. Younghee Knight, D.O.Hospitalist Physician1710240098
  3. Tania Lalani, M.D.Hospitalist Physician1619242765
  4. Mari Sebastian Mendoza, MDInternal Medicine Physician1477015998
  5. Kimberly Nguyen, MDInternal Medicine Physician1548843675
  6. Maitryben Patel, DOInternal Medicine Physician1043714447

Verify Derek Allan Woo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license R7929
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

82% fewer Medicare Part D claims than the average internal medicine physician in 2024

584 Medicare Part D claims for 252 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 43 claims were for opioids.

  1. Derek Woo584
  2. Specialty average3,176

Most prescribed

  1. Cefdinir40 claims
  2. Furosemide28 claims
  3. Hydrocodone-Acetaminophen25 claims
  4. Atorvastatin Calcium23 claims
  5. Amoxicillin-Clavulanate Potass22 claims
  6. Metoprolol Tartrate19 claims

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: $130.71

1 payment: food and beverage; the largest payer was Medtronic, Inc. 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. Derek Woo$130.71
  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 2 group practices

  1. Houston Methodist Specialty PhysiciansHouston, TX
  2. Tmh Physician Associates PLLCHouston, TX

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

Derek Allan Woo among 9,175 internal medicine physician records in Texas

Derek Allan Woo, M.D., M.B.A. 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 2014, is newer than 69% of them.

  • NPI issued2014 · 69% of these records are older, 29% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2014 · median 2004 among the 6,088 with a school on file
  • Record last updated2023 · 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. Maher Abbara, M.D.Houston, TX 770701750314217
  2. Syed Arshad, M.D.Houston, TX 770701255395125
  3. Tracy Carter, MDHouston, TX 770701316972185
  4. Amy Ciborowski, M.D.Houston, TX 770701669489704
  5. Michael Esantsi, M.D.Houston, TX 770701447260518
  6. Muhammad Hanif, M.D.Houston, TX 770701013999036
  7. Najmuddin Karimjee, M.D.Houston, TX 770701285660241
  8. Gurjit Kaur, DOHouston, TX 770701619933827

Common questions

What is Derek Allan Woo, M.D., M.B.A.'s NPI number?

Derek Allan Woo, M.D., M.B.A.'s National Provider Identifier (NPI) is 1588088280, issued on Feb 15, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Derek Allan Woo, M.D., M.B.A. located?

The NPPES record lists a practice address at 13300 Hargrave RD Ste 480, Houston, TX, 77070. Phone: (281) 737-0587. Providers update this record themselves, so call before visiting.

How can I verify Derek Allan Woo, M.D., M.B.A.'s license?

NPPES lists Texas license number R7929, 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 Derek Allan Woo, M.D., M.B.A. prescribe under Medicare Part D?

In 2024, Derek Allan Woo, M.D., M.B.A. had 584 Medicare Part D claims for 252 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.