NPPES file of Aug 9, 2026

Woon Ki Sim, M.D.

Adult Medicine Physician · Houston, TX

Woon Ki Sim, M.D. is an adult medicine physician with a practice address in Houston, Texas, and NPI 1730130782, issued on May 15, 2006. Check the license (Texas J9810, 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
1730130782
Name
Woon Ki Sim
Credential
M.D.
Primary taxonomy
Adult Medicine Physician 207QA0505X
License number
J9810 TX
Self-reported in NPPES; status is on the state search
Practice location
902 Frostwood Dr, Houston, TX 77024
Phone
(713) 827-9900
Enumerated
May 15, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(713) 827-1627
Medicaid ID
104465307 TX
Medicare enrollment
Enrolled (PECOS I20050105000762); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 adult medicine physician records → All 164 in Texas → Look up another NPI →

Also registered at 902 Frostwood Dr

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

  1. Ana Arenivas, PHDClinical Neuropsychologist1962831800
  2. Martin Bloom, M.D.Specialist1528038064
  3. Jay Bonnin, D.D.S.Student in an Organized Health Care Education/Training Program1487940722
  4. Gary Buettner, O.D.Optometrist1922004415
  5. Julie Burgman, PAPhysician Assistant1962589515
  6. David Burns, MDRheumatology Physician1295728590

Verify Woon Ki Sim in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license J9810    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

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4.3 times the Medicare Part D claims of the average adult medicine physician in 2024

12,765 Medicare Part D claims for 944 beneficiaries, against an average of 3,002 among the 1,307 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 119 claims were for opioids.

  1. Woon Sim12,765
  2. Specialty average3,002

Most prescribed

  1. Atorvastatin Calcium951 claims
  2. Amlodipine Besylate802 claims
  3. Simvastatin742 claims
  4. Losartan Potassium713 claims
  5. Metformin Hcl665 claims
  6. Levothyroxine Sodium373 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: $633.90

35 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 664 providers of this specialty with any payment received $1,405.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Woon Sim$633.90
  2. Specialty average$1,405.95

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

Woon Ki Sim among 164 adult medicine physician records in Texas

Woon Ki Sim, M.D. is one of 164 adult medicine physician records with a practice address in Texas. 58% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 47% newer
  • In a Medicare fileYes · 58% of these records are
  • In the CMS Doctors and Clinicians fileYes · 39% of these records are
  • Graduated1978 · median 1996 among the 64 with a school on file
  • Record last updated2007 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0505X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Medicine Physician providers in Texas

There are 164 adult medicine physician records in Texas.

All 164 in Texas → Every provider in Houston → Adult Medicine Physician nationwide →

The 8 adult medicine physician records with the nearest ZIP codes

  1. Afaf Shah, MDHouston, TX 770241376739185
  2. Maria-Isabel Zapata, M.D.Houston, TX 770251669461778
  3. Michael Buxbaum, D.O.Houston, TX 770271003920760
  4. Nilima Rai, M.DHouston, TX 770271790988376
  5. Richard Trifiro, M.D.Houston, TX 770291740363688
  6. Terry Bevers, M.D.Houston, TX 770301548365174
  7. Elise Cook, M.D.Houston, TX 770301730273475
  8. Lewis Foxhall, M.D.Houston, TX 770301548368053

Common questions

What is Woon Ki Sim, M.D.'s NPI number?

Woon Ki Sim, M.D.'s National Provider Identifier (NPI) is 1730130782, issued on May 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Woon Ki Sim, M.D. located?

The NPPES record lists a practice address at 902 Frostwood Dr, Houston, TX, 77024. Phone: (713) 827-9900. Providers update this record themselves, so call before visiting.

How can I verify Woon Ki Sim, M.D.'s license?

NPPES lists Texas license number J9810, 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 Woon Ki Sim, M.D. prescribe under Medicare Part D?

In 2024, Woon Ki Sim, M.D. had 12,765 Medicare Part D claims for 944 beneficiaries; the average among adult medicine physician prescribers was 3,002. 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.

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.