Doctor profile · Federal record

Dr. Gregory Johnson, APRN, AGACNP-BC

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Nurse Practitioner · Acute Care Nurse Practitioner · Family Nurse Practitioner · Gerontology Nurse Practitioner · Adult Health Clinical Nurse Specialist · Portland, OR

  • NPI 1821572876
  • Accepts Medicare
  • MIPS 87.8 / 100 · 2023
  • 8 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
9205 Sw Barnes RD
Portland, OR 972256603
(503) 216-2906
Additional location
1 Medical Center Blvd
Cookeville, TN 385014294
(931) 783-2770
fax (931) 525-1176
Mailing address
Po Box 3158
Portland, OR 972083158

Credentials & registration

NPPES · NUCC
NPI registered
September 2018 — 8 yrs on file
Profile last updated
June 8, 2023
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State licenses (2)
Oregon #10003142 · Tennessee #20652

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821572876. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
417
Distinct HCPCS
4
Medicare allowed
$39,623
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 188 79 $67
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 102 100 $139
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 65 63 $104
99239 Hospital discharge day management, more than 30 minutes 62 62 $98

In context: peer comparison

Among 33 peers in Portland Acute Care Nurse Practitioner, average services per provider: 48. This provider delivers 8.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Johnson's medical specialty?
Dr. Gregory Johnson practices Acute Care Nurse Practitioner in Portland, OR.
Where does Dr. Gregory Johnson practice?
Dr. Gregory Johnson practices at 9205 Sw Barnes RD, Portland, OR 972256603. Office phone: 5032162906.
What is Dr. Gregory Johnson's NPI?
Dr. Gregory Johnson's National Provider Identifier (NPI) is 1821572876, issued by NPPES.
Does Dr. Gregory Johnson accept Medicare assignment?
Yes. Dr. Gregory Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Johnson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.