Johnny Shih
Internal Medicine Physician · Houston, TX
Johnny Shih is an internal medicine physician with a practice address in Houston, Texas, and NPI 1629432570, issued on Apr 7, 2016. Check the license (Texas S3875, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Johnny Shih
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- S3875 TX
Self-reported in NPPES; status is on the state search - Practice location
- 18220 State Highway 249 Ste 400, Houston, TX 77070
- Phone
- (281) 737-0570
- Enumerated
- Apr 7, 2016
- Record last updated
- Jul 23, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200630000118); accepts Medicare assignment
- Medical or professional school
- Texas Tech University Health Science Center School Of Medicine, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 18220 State Highway 249 Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Quinton Bijou, FNPFamily Nurse Practitioner1154728392
- Douglas Bree, M.D.Interventional Cardiology Physician1568666485
- Minesh Desai, DOInternal Medicine Physician1952600637
- Michele Hernandez, NPFamily Nurse Practitioner1982954541
- Thomas Hoang, MDUrology Physician1124222799
- Windsen Pan, M.D.Internal Medicine Physician1710286935
Verify Johnny Shih in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license S3875Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average internal medicine physician in 2024
6,553 Medicare Part D claims for 570 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 22 claims were for opioids.
Most prescribed
- Atorvastatin Calcium647 claims
- Levothyroxine Sodium348 claims
- Lisinopril300 claims
- Amlodipine Besylate254 claims
- Losartan Potassium191 claims
- Metformin Hcl182 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: $94.81
5 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, 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.
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
- Legacy Healthcare Services IncSpring, TX
- Tmh Physician Associates PLLCHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Johnny Shih among 9,175 internal medicine physician records in Texas
Johnny Shih 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 2016, is newer than 74% of them.
- NPI issued2016 · 74% of these records are older, 23% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2016 · median 2004 among the 6,088 with a school on file
- Record last updated2020 · 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.
All 9,175 in Texas → Every provider in Houston → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Maher Abbara, M.D.Houston, TX 770701750314217
- Syed Arshad, M.D.Houston, TX 770701255395125
- Tracy Carter, MDHouston, TX 770701316972185
- Amy Ciborowski, M.D.Houston, TX 770701669489704
- Michael Esantsi, M.D.Houston, TX 770701447260518
- Muhammad Hanif, M.D.Houston, TX 770701013999036
- Najmuddin Karimjee, M.D.Houston, TX 770701285660241
- Gurjit Kaur, DOHouston, TX 770701619933827
Common questions
What is Johnny Shih's NPI number?
Johnny Shih's National Provider Identifier (NPI) is 1629432570, issued on Apr 7, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Johnny Shih located?
The NPPES record lists a practice address at 18220 State Highway 249 Ste 400, Houston, TX, 77070. Phone: (281) 737-0570. Providers update this record themselves, so call before visiting.
How can I verify Johnny Shih's license?
NPPES lists Texas license number S3875, 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 Johnny Shih prescribe under Medicare Part D?
In 2024, Johnny Shih had 6,553 Medicare Part D claims for 570 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.