Doctor profile · Federal record

Dr. Stanley Liu, MD

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

  • NPI 1578958898
  • Accepts Medicare
  • MIPS 76.2 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4805 Ne Glisan St
Portland, OR 972132933
(503) 215-2392
Mailing address
Po Box 3158
Portland, OR 972083158

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
January 16, 2019
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oregon #MD188749
Medicaid
OR #500754279

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578958898. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
185
Distinct HCPCS
6
Medicare allowed
$21,760
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 75 39 $117
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 32 32 $170
99239 Hospital discharge day management, more than 30 minutes 29 29 $112
49083 Drainage of fluid from abdominal cavity using imaging guidance 19 15 $101
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 18 13 $78
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 12 12 $81

In context: peer comparison

Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 3.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stanley Liu's medical specialty?
Dr. Stanley Liu practices Internal Medicine Physician in Portland, OR.
Where does Dr. Stanley Liu practice?
Dr. Stanley Liu practices at 4805 Ne Glisan St, Portland, OR 972132933. Office phone: 5032152392.
What is Dr. Stanley Liu's NPI?
Dr. Stanley Liu's National Provider Identifier (NPI) is 1578958898, issued by NPPES.
Does Dr. Stanley Liu accept Medicare assignment?
Yes. Dr. Stanley Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stanley Liu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.