Doctor profile · Federal record

Dr. Gordon Chang, MD

Hospitalist Physician (CMS: Internal Medicine) · Hospitalist Physician · Topeka, KS

  • NPI 1477563047
  • Accepts Medicare
  • MIPS 83.5 / 100 · 2023
  • 56 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1700 Sw 7Th St
Topeka, KS 666062489
(785) 295-8359
fax (785) 231-5988
Mailing address
Dept Ch 14389
Palatine, IL 600554389

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
January 2, 2025
Year of graduation
1970 — 56 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
California #A31074 · Kansas #04-34753

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477563047. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
329
Distinct HCPCS
2
Medicare allowed
$49,348
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 216 199 $164
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 113 105 $123

In context: peer comparison

Among 15 peers in this city , average services per provider: 169. This provider delivers 1.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
64
Patients
0
Total drug cost
$9,490
Drug Type Claims Patients Total cost
Tradjenta (Linagliptin) Brand 24 0 $6,382
Celecoxib Generic 16 0 $2,025
Divalproex Sodium Er (Divalproex Sodium) Brand 12 0 $813
Gabapentin Generic 12 0 $271

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gordon Chang's medical specialty?
Dr. Gordon Chang practices Hospitalist Physician in Topeka, KS.
Where does Dr. Gordon Chang practice?
Dr. Gordon Chang practices at 1700 Sw 7Th St, Topeka, KS 666062489. Office phone: 7852958359.
What is Dr. Gordon Chang's NPI?
Dr. Gordon Chang's National Provider Identifier (NPI) is 1477563047, issued by NPPES.
Does Dr. Gordon Chang accept Medicare assignment?
Yes. Dr. Gordon Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gordon Chang commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.