Gregory W. Johnson, APRN, AGACNP-BC
Acute Care Nurse Practitioner · Portland, OR
Gregory W. Johnson, APRN, AGACNP-BC is an acute care nurse practitioner with a practice address in Portland, Oregon, and NPI 1821572876, issued on Sep 15, 2018. Check the license (Oregon 10003142, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory W. Johnson
- Credential
- APRN, AGACNP-BC
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License numbers
- 10003142 OR
20652 TN
Self-reported in NPPES; status is on the state search - Practice location
- 9205 SW Barnes RD, Portland, OR 97225
- Phone
- (503) 216-2906
- Enumerated
- Sep 15, 2018
- Record last updated
- Jun 8, 2023
- Medicare enrollment
- Enrolled (PECOS I20230523002699); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 201 in Oregon → Look up another NPI →
Also registered at 9205 SW Barnes RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Maria Ampomah, M.S. CCC-SLPSpeech-Language Pathologist1871049940
- Christopher Andersen, RNRegistered Nurse1164343323
- Christopher Andrews, M.D.Emergency Medicine Physician1124113808
Verify Gregory W. Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 10003142Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024
466 Medicare Part D claims for 201 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Metoprolol Succinate50 claims
- Furosemide39 claims
- Eliquis37 claims
- Amlodipine Besylate33 claims
- Potassium Chloride25 claims
- Losartan Potassium22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 87.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Portland Adventist Medical CenterMcMinnville, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory W. Johnson among 201 acute care nurse practitioner records in Oregon
Gregory W. Johnson, APRN, AGACNP-BC is one of 201 acute care nurse practitioner records with a practice address in Oregon. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 44% of them.
- NPI issued2018 · 44% of these records are older, 49% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated2018 · median 2019 among the 165 with a school on file
- Record last updated2023 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in Oregon
There are 201 acute care nurse practitioner records in Oregon.
All 201 in Oregon → Every provider in Portland → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Amy AlbertsPortland, OR 972251336592468
- Christine Bloom, NPPortland, OR 972251417083726
- Diane Clark, ACNPPortland, OR 972251881863488
- Erica Degenhardt, NPPortland, OR 972251851607196
- Alea Garces, ACNPPortland, OR 972251629440656
- Patrick Graham, DNP, AGACNP-BCPortland, OR 972251437624038
- Anna Hartshorn, ACNPPortland, OR 972251174724157
- Anna Hoenig, AGACNPPortland, OR 972251740851336
Common questions
What is Gregory W. Johnson, APRN, AGACNP-BC's NPI number?
Gregory W. Johnson, APRN, AGACNP-BC's National Provider Identifier (NPI) is 1821572876, issued on Sep 15, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Gregory W. Johnson, APRN, AGACNP-BC located?
The NPPES record lists a practice address at 9205 SW Barnes RD, Portland, OR, 97225. Phone: (503) 216-2906. Providers update this record themselves, so call before visiting.
How can I verify Gregory W. Johnson, APRN, AGACNP-BC's license?
NPPES lists Oregon license number 10003142, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Gregory W. Johnson, APRN, AGACNP-BC prescribe under Medicare Part D?
In 2024, Gregory W. Johnson, APRN, AGACNP-BC had 466 Medicare Part D claims for 201 beneficiaries; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.
What is Gregory W. Johnson, APRN, AGACNP-BC's MIPS final score?
The 2023 MIPS final score is 87.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.