Doctor profile · Federal record

Dr. Walt Hwang, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Houston, TX

  • NPI 1770545857
  • Accepts Medicare
  • MIPS 93.5 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1500 Citywest Blvd Ste 300
Houston, TX 77042
(713) 620-4000
Additional location
921 Gessner RD Ste 226, Metrowest Anesthesia Care
Houston, TX 770242501
(713) 242-3439
Mailing address
Po Box 840853
Dallas, TX 752840853

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
August 6, 2020
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Texas #P7785

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770545857. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$115
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 5 $72.54
Vertex Pharmaceuticals Incorporated 1 $24.82
Fisher & Paykel Healthcare INC 1 $17.46

By nature of payment

Food and Beverage
$115

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Walt Hwang's medical specialty?
Dr. Walt Hwang practices Anesthesiology Physician in Houston, TX.
Where does Dr. Walt Hwang practice?
Dr. Walt Hwang practices at 1500 Citywest Blvd Ste 300, Houston, TX 77042. Office phone: 7136204000.
What is Dr. Walt Hwang's NPI?
Dr. Walt Hwang's National Provider Identifier (NPI) is 1770545857, issued by NPPES.
Does Dr. Walt Hwang accept Medicare assignment?
Yes. Dr. Walt Hwang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.