Doctor profile · Federal record

Dr. Cheng-Huai Ruan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Houston, TX

  • NPI 1629210927
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 West Loop N Ste 250
Houston, TX 770247767
(713) 690-1991
fax (713) 690-1980

Credentials & registration

NPPES · NUCC
NPI registered
April 2009 — 17 yrs on file
Profile last updated
March 22, 2021
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #P5884

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629210927. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,761
Distinct HCPCS
10
Medicare allowed
$502,306
HCPCS Description Services Patients Avg allowed
G2252 Brief communication technology-based service, e.g. virtual check-in, by a physician or other qualified health care professional who can report evaluation and management services, provided to an established patient, not originating from a related e/m servic 1,150 23 $27
G2250 Remote assessment of recorded video and/or images submitted by an established patient (e.g., store and forward), including interpretation with follow-up with the patient within 24 business hours, not originating from a related service provided within the p 1,147 20 $12
J3475 Injection, magnesium sulfate, per 500 mg 1,014 26 $1
99214 Established patient office or other outpatient visit, 30-39 minutes 846 178 $130
96133 Evaluation of neuropsychological test, each additional hour 420 17 $98
96367 Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 410 20 $29
96156 Assessment of health behavior 391 75 $97
99215 Established patient office or other outpatient visit, 40-54 minutes 360 139 $179
96132 Evaluation of neuropsychological test, first hour 309 73 $131
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 295 31 $64

In context: peer comparison

Among 393 peers in this city , average services per provider: 127. This provider delivers 69× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$260
Transactions
7
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 2 $166.07
IBSA Pharma Inc. 2 $41.76
Edwards Lifesciences Corporation 2 $31.71
Phadia US Inc. 1 $20.93

By nature of payment

Food and Beverage
$260

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
52
Patients
0
Total drug cost
$10,073
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 16 0 $255
Losartan Potassium Generic 14 0 $177
Gabapentin Generic 11 0 $78
Synjardy Xr (Empagliflozin/Metformin Hcl) Brand 11 0 $9,563

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cheng-Huai Ruan's medical specialty?
Dr. Cheng-Huai Ruan practices Internal Medicine Physician in Houston, TX.
Where does Dr. Cheng-Huai Ruan practice?
Dr. Cheng-Huai Ruan practices at 333 West Loop N Ste 250, Houston, TX 770247767. Office phone: 7136901991.
What is Dr. Cheng-Huai Ruan's NPI?
Dr. Cheng-Huai Ruan's National Provider Identifier (NPI) is 1629210927, issued by NPPES.
Does Dr. Cheng-Huai Ruan accept Medicare assignment?
Yes. Dr. Cheng-Huai Ruan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cheng-Huai Ruan commonly perform?
Top Medicare-reported procedures in 2023: Brief communication technology-based service, e.g. virtual check-in, by a physician or other qualified health care professional who can report evaluation and management services, provided to an established patient, not originating from a related e/m servic (HCPCS G2252); Remote assessment of recorded video and/or images submitted by an established patient (e.g., store and forward), including interpretation with follow-up with the patient within 24 business hours, not originating from a related service provided within the p (HCPCS G2250); Injection, magnesium sulfate, per 500 mg (HCPCS J3475). Source: CMS Medicare Physician & Other Practitioners file.