Doctor profile · Federal record

Dr. Shannon Jackson, MD

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

  • NPI 1558301168
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4805 Ne Glisan St
Portland, OR 972132933
(503) 215-2393
Mailing address
Po Box 3158
Portland, OR 972083158

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 18, 2021
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oregon #MD25874
Medicaid
OR #028116

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558301168. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
109
Distinct HCPCS
3
Medicare allowed
$18,118
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 79 79 $176
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 17 13 $117
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 13 13 $168

In context: peer comparison

Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 1.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$294
Drug Type Claims Patients Total cost
Prochlorperazine Maleate Generic 13 0 $294

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Shannon Jackson's medical specialty?
Dr. Shannon Jackson practices Internal Medicine Physician in Portland, OR.
Where does Dr. Shannon Jackson practice?
Dr. Shannon Jackson practices at 4805 Ne Glisan St, Portland, OR 972132933. Office phone: 5032152393.
What is Dr. Shannon Jackson's NPI?
Dr. Shannon Jackson's National Provider Identifier (NPI) is 1558301168, issued by NPPES.
Does Dr. Shannon Jackson accept Medicare assignment?
Yes. Dr. Shannon Jackson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shannon Jackson commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.