Doctor profile · Federal record

Dr. Sarah Chang, MD

Internal Medicine Physician (CMS: Internal Medicine) · Vancouver, WA

  • NPI 1679528970
  • Accepts Medicare
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
700 Ne 87Th Ave
Vancouver, WA 986641913
(360) 882-2778
fax (360) 604-1767

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
March 30, 2022
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD00044471
Medicaid
WA #8436610

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679528970. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
570
Distinct HCPCS
4
Medicare allowed
$53,855
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 243 123 $77
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 198 126 $117
99239 Hospital discharge day management, more than 30 minutes 92 90 $112
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 37 30 $48

In context: peer comparison

Among 50 peers in this city , average services per provider: 61. This provider delivers 9.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$200
Transactions
9
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, Inc. 6 $129.36
Janssen Pharmaceuticals, Inc 1 $27.71
E.R. Squibb & Sons, L.L.C. 1 $25.57
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $17.37

By nature of payment

Food and Beverage
$200

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
25
Patients
23
Total drug cost
$255
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 13 11 $200
Prednisone Generic 12 12 $56

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sarah Chang's medical specialty?
Dr. Sarah Chang practices Internal Medicine Physician in Vancouver, WA.
Where does Dr. Sarah Chang practice?
Dr. Sarah Chang practices at 700 Ne 87Th Ave, Vancouver, WA 986641913. Office phone: 3608822778.
What is Dr. Sarah Chang's NPI?
Dr. Sarah Chang's National Provider Identifier (NPI) is 1679528970, issued by NPPES.
Does Dr. Sarah Chang accept Medicare assignment?
Yes. Dr. Sarah Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sarah Chang commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.