Doctor profile · Federal record

Dr. Xiaotuan Zhao, MD

Gastroenterology Physician (CMS: Gastroenterology) · Tyler, TX

  • NPI 1285619205
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
910 E Houston St Ste 550
Tyler, TX 757028366
(903) 606-8718
Additional location
2301 S Clear Creek RD, Ste 102
Killeen, TX 765494143
(254) 519-8490
fax (254) 519-8495
Mailing address
Po Box 846098
Dallas, TX 752846098

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
May 27, 2020
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Texas #M2221
Medicaid (2)
TX #175894805 · TX #175894801

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285619205. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,525
Distinct HCPCS
10
Medicare allowed
$187,033
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 436 267 $116
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 297 282 $169
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 219 215 $71
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 200 156 $77
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 70 70 $127
45380 Biopsy of large bowel using a flexible endoscope 67 66 $102
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 48 47 $231
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 40 40 $48
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 37 36 $146
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope 33 30 $178

In context: peer comparison

Among 11 peers in this city , average services per provider: 53. This provider delivers 29× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$170
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $124.14
Gilead Sciences, Inc. 1 $45.88

By nature of payment

Food and Beverage
$170

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
101
Patients
88
Total drug cost
$1,769
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 62 62 $1,102
Pantoprazole Sodium Generic 28 15 $439
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 11 11 $229

Frequently asked questions

Auto-generated from federal data
What is Dr. Xiaotuan Zhao's medical specialty?
Dr. Xiaotuan Zhao practices Gastroenterology Physician in Tyler, TX.
Where does Dr. Xiaotuan Zhao practice?
Dr. Xiaotuan Zhao practices at 910 E Houston St Ste 550, Tyler, TX 757028366. Office phone: 9036068718.
What is Dr. Xiaotuan Zhao's NPI?
Dr. Xiaotuan Zhao's National Provider Identifier (NPI) is 1285619205, issued by NPPES.
Does Dr. Xiaotuan Zhao accept Medicare assignment?
Yes. Dr. Xiaotuan Zhao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Xiaotuan Zhao commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.