Doctor profile · Federal record

Dr. George Apostolopoulos, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Portland, OR

  • NPI 1134495625
  • Accepts Medicare
  • MIPS 98.9 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9155 Sw Barnes RD Ste 420
Portland, OR 972256631
(503) 297-6334
Mailing address
Po Box 3396
Portland, OR 972083396

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
November 14, 2018
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Oregon #MD172560

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134495625. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
232
Distinct HCPCS
4
Medicare allowed
$37,430
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 147 147 $174
99284 Emergency department visit with moderate level of medical decision making 46 45 $121
99291 Critical care, first 30-74 minutes 24 24 $215
99283 Emergency department visit with low level of medical decision making 15 15 $72

In context: peer comparison

Among 92 peers in this city , average services per provider: 59. This provider delivers 3.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
28
Patients
27
Total drug cost
$152
Drug Type Claims Patients Total cost
Cephalexin Generic 17 16 $114
Oxycodone Hcl Generic 11 11 $38

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. George Apostolopoulos's medical specialty?
Dr. George Apostolopoulos practices Emergency Medicine Physician in Portland, OR.
Where does Dr. George Apostolopoulos practice?
Dr. George Apostolopoulos practices at 9155 Sw Barnes RD Ste 420, Portland, OR 972256631. Office phone: 5032976334.
What is Dr. George Apostolopoulos's NPI?
Dr. George Apostolopoulos's National Provider Identifier (NPI) is 1134495625, issued by NPPES.
Does Dr. George Apostolopoulos accept Medicare assignment?
Yes. Dr. George Apostolopoulos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. George Apostolopoulos commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.