Courtney Johnson Porter, AGNP
Adult Health Nurse Practitioner · Saint Louis, MO
Courtney Johnson Porter, AGNP is an adult health nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1427117589, issued on Dec 6, 2006. Check the license (Missouri 148823, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Courtney Johnson Porter
- Credential
- AGNP
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License number
- 148823 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4921 Parkview PL, Saint Louis, MO 63110
- Phone
- (800) 647-2098
- Enumerated
- Dec 6, 2006
- Record last updated
- Apr 17, 2025
- Fax
- (314) 362-3192
- Medicaid ID
- 420019736 MO
- Medicare enrollment
- Enrolled (PECOS I20041203000114); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 794 in Missouri → Look up another NPI →
Also registered at 4921 Parkview PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Courtney Johnson Porter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 148823Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024
194 Medicare Part D claims for 35 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Abiraterone Acetate95 claims
- Prednisone36 claims
- Erleada18 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): 79.3 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).
Industry payments in 2024: $223.48
7 payments; by number, the most common kind was food and beverage; the largest payer was Emd Serono, Inc. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Courtney Johnson Porter among 794 adult health nurse practitioner records in Missouri
Courtney Johnson Porter, AGNP is one of 794 adult health nurse practitioner records with a practice address in Missouri. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 81% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2003 · median 2013 among the 399 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
332 adult health nurse practitioner records list a practice address in Saint Louis
They are 332 of the 27,605 NPPES records with a practice address in Saint Louis, and 794 adult health nurse practitioner records in Missouri.
All 794 in Missouri → Every provider in Saint Louis → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Karen Brown, ANPSaint Louis, MO 631101104844620
- George Bryant, ANPSaint Louis, MO 631101073530598
- Jessica Doiron, ANPSaint Louis, MO 631101801898010
- Deborah Duckett, ANPSaint Louis, MO 631101417975830
- Faye Fielder, ANPSaint Louis, MO 631101962420687
- Iver Gandy, ANPSaint Louis, MO 631101417973736
- Rita Gardner, ANPSaint Louis, MO 631101154349835
- Susan Hays, ANPSaint Louis, MO 631101821016510
Common questions
What is Courtney Johnson Porter, AGNP's NPI number?
Courtney Johnson Porter, AGNP's National Provider Identifier (NPI) is 1427117589, issued on Dec 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Courtney Johnson Porter, AGNP located?
The NPPES record lists a practice address at 4921 Parkview PL, Saint Louis, MO, 63110. Phone: (800) 647-2098. Providers update this record themselves, so call before visiting.
How can I verify Courtney Johnson Porter, AGNP's license?
NPPES lists Missouri license number 148823, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Courtney Johnson Porter, AGNP prescribe under Medicare Part D?
In 2024, Courtney Johnson Porter, AGNP had 194 Medicare Part D claims for 35 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. Part D covers Medicare prescriptions only.
What is Courtney Johnson Porter, AGNP's MIPS final score?
The 2023 MIPS final score is 79.3 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.