Doctor profile · Federal record

Dr. Johnny Shih

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Houston, TX

  • NPI 1629432570
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
18220 State Highway 249 Ste 400
Houston, TX 770704349
(281) 737-0570
Additional location
1501 Kings Hwy
Shreveport, LA 711034228
(318) 813-2528

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
July 23, 2020
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #S3875

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629432570. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
851
Distinct HCPCS
4
Medicare allowed
$101,648
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 583 292 $128
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 166 166 $131
90662 Influenza vaccine split virus, preservative free 51 50 $71
G0008 Administration of influenza virus vaccine 51 50 $31

In context: peer comparison

Among 393 peers in this city , average services per provider: 127. This provider delivers 6.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$95
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, Inc. 3 $56.73
Exact Sciences Corporation 1 $19.33
Genmab U.S., Inc. 1 $18.75

By nature of payment

Food and Beverage
$95

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,294
Patients
1,024
Total drug cost
$43,171
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 645 199 $8,576
Levothyroxine Sodium Generic 381 103 $5,565
Amlodipine Besylate Generic 315 94 $2,219
Lisinopril Generic 269 74 $1,967
Losartan Potassium Generic 223 66 $3,101
Metformin Hcl Generic 188 62 $1,380
Hydrochlorothiazide Generic 176 59 $909
Tamsulosin Hcl Generic 166 55 $3,320
Gabapentin Generic 157 59 $3,057
Trazodone Hcl Generic 157 52 $1,844

Frequently asked questions

Auto-generated from federal data
What is Dr. Johnny Shih's medical specialty?
Dr. Johnny Shih practices Internal Medicine Physician in Houston, TX.
Where does Dr. Johnny Shih practice?
Dr. Johnny Shih practices at 18220 State Highway 249 Ste 400, Houston, TX 770704349. Office phone: 2817370570.
What is Dr. Johnny Shih's NPI?
Dr. Johnny Shih's National Provider Identifier (NPI) is 1629432570, issued by NPPES.
Does Dr. Johnny Shih accept Medicare assignment?
Yes. Dr. Johnny Shih accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Johnny Shih commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Influenza vaccine split virus, preservative free (HCPCS 90662). Source: CMS Medicare Physician & Other Practitioners file.