Doctor profile · Federal record

Dr. Allison Abraham, D.O.

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

  • NPI 1831488444
  • Accepts Medicare
  • MIPS 85.3 / 100 · 2023
  • 15 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 Nw 23Rd Ave
Portland, OR 972102906
(503) 413-8407
Mailing address
2801 N Gantenbein Ave
Portland, OR 972271623

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
September 23, 2017
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oregon #DO161514

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831488444. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
186
Distinct HCPCS
4
Medicare allowed
$22,609
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 75 37 $121
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 48 26 $81
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 40 40 $174
99239 Hospital discharge day management, more than 30 minutes 23 23 $117

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. Allison Abraham's medical specialty?
Dr. Allison Abraham practices Internal Medicine Physician in Portland, OR.
Where does Dr. Allison Abraham practice?
Dr. Allison Abraham practices at 1200 Nw 23Rd Ave, Portland, OR 972102906. Office phone: 5034138407.
What is Dr. Allison Abraham's NPI?
Dr. Allison Abraham's National Provider Identifier (NPI) is 1831488444, issued by NPPES.
Does Dr. Allison Abraham accept Medicare assignment?
Yes. Dr. Allison Abraham accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Allison Abraham 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); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.