Doctor profile · Federal record

Dr. Andrew Treister, MD

Neurocritical Care Physician (CMS: Neurology) · Neurology Physician · Portland, OR

  • NPI 1518385293
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3181 Sw Sam Jackson Park RD
Portland, OR 97239
(503) 418-1472
fax (503) 418-1495
Additional location
10180 Se Sunnyside RD
Clackamas, OR 970158970
(800) 813-2000

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
September 5, 2025
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
2084A2900X — NUCC code
State license (1)
Oregon #MD187660

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518385293. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
202
Distinct HCPCS
4
Medicare allowed
$34,917
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 119 60 $215
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 42 29 $79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 29 29 $132
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 12 12 $177

In context: peer comparison

Among 5 peers in Portland Neurocritical Care Physician, average services per provider: 44. This provider delivers 4.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Treister's medical specialty?
Dr. Andrew Treister practices Neurocritical Care Physician in Portland, OR.
Where does Dr. Andrew Treister practice?
Dr. Andrew Treister practices at 3181 Sw Sam Jackson Park RD, Portland, OR 97239. Office phone: 5034181472.
What is Dr. Andrew Treister's NPI?
Dr. Andrew Treister's National Provider Identifier (NPI) is 1518385293, issued by NPPES.
Does Dr. Andrew Treister accept Medicare assignment?
Yes. Dr. Andrew Treister accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Treister commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.