Doctor profile · Federal record

Dr. Aaron Chan, MD

Hospitalist Physician (CMS: Hospitalist) · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · Oregon City, OR

  • NPI 1750607594
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 Division St
Oregon City, OR 970451527
(503) 650-6270
Mailing address
Po Box 3158
Portland, OR 972083158

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
March 30, 2017
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Oregon #MD163409
Medicaid
OR #500658174

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750607594. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
424
Distinct HCPCS
4
Medicare allowed
$49,857
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 244 106 $121
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 82 42 $81
99239 Hospital discharge day management, more than 30 minutes 58 56 $117
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 40 40 $175

In context: peer comparison

Among 4 peers in this city , average services per provider: 97. This provider delivers 4.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
28
Patients
0
Total drug cost
$10,335
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 16 0 $10,075
Ondansetron Odt (Ondansetron) Brand 12 0 $260

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Chan's medical specialty?
Dr. Aaron Chan practices Hospitalist Physician in Oregon City, OR.
Where does Dr. Aaron Chan practice?
Dr. Aaron Chan practices at 1500 Division St, Oregon City, OR 970451527. Office phone: 5036506270.
What is Dr. Aaron Chan's NPI?
Dr. Aaron Chan's National Provider Identifier (NPI) is 1750607594, issued by NPPES.
Does Dr. Aaron Chan accept Medicare assignment?
Yes. Dr. Aaron Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Chan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.