Doctor profile · Federal record

Dr. Mamie Gao, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Houston, TX

  • NPI 1770019606
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1515 Holcombe Blvd
Houston, TX 770304000
(713) 792-6161
Additional location
301 University Blvd
Galveston, TX 775551167
(409) 772-7063
fax (409) 747-8579
Additional location
6431 Fannin Street, Suite Msb 2.116
Houston, TX 770305389
(713) 500-7640
fax (713) 500-7647
Mailing address
P O Box 4439
Houston, TX 772104439

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
July 19, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Texas #U3524

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770019606. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
335
Distinct HCPCS
10
Medicare allowed
$20,369
HCPCS Description Services Patients Avg allowed
74177 Ct scan of abdomen and pelvis with contrast 82 81 $88
71260 Ct scan of chest with contrast 60 60 $53
74018 X-ray of abdomen, 1 view 32 30 $9
93970 Ultrasound study of arm or leg veins with compression and maneuvers 27 27 $34
74178 Ct scan of abdomen and pelvis before and after contrast 20 20 $97
76770 Complete ultrasound scan behind abdominal cavity 17 17 $35
71260 Ct scan of chest with contrast 16 16 $52
72197 Mri scan of pelvis before and after contrast 15 15 $106
74177 Ct scan of abdomen and pelvis with contrast 15 15 $85
93971 Ultrasound study of one arm or leg veins with compression and maneuvers 15 15 $20

In context: peer comparison

Among 269 peers in Houston Diagnostic Radiology Physician, average services per provider: 111. This provider delivers 3.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mamie Gao's medical specialty?
Dr. Mamie Gao practices Diagnostic Radiology Physician in Houston, TX.
Where does Dr. Mamie Gao practice?
Dr. Mamie Gao practices at 1515 Holcombe Blvd, Houston, TX 770304000. Office phone: 7137926161.
What is Dr. Mamie Gao's NPI?
Dr. Mamie Gao's National Provider Identifier (NPI) is 1770019606, issued by NPPES.
Does Dr. Mamie Gao accept Medicare assignment?
Yes. Dr. Mamie Gao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mamie Gao commonly perform?
Top Medicare-reported procedures in 2023: Ct scan of abdomen and pelvis with contrast (HCPCS 74177); Ct scan of chest with contrast (HCPCS 71260); X-ray of abdomen, 1 view (HCPCS 74018). Source: CMS Medicare Physician & Other Practitioners file.