NPPES file of Aug 9, 2026

Cassidy Faith Chapman, PMHNP

Psychiatric/Mental Health Nurse Practitioner · Saint Louis, MO

Cassidy Faith Chapman, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1871097642, issued on Mar 19, 2018. Check the license (Missouri 2018008833, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871097642
Name
Cassidy Faith Chapman
Credential
PMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
2018008833 MO
Self-reported in NPPES; status is on the state search
Practice location
4901 Forest Park Ave, Saint Louis, MO 63108
Phone
(314) 286-1700
Enumerated
Mar 19, 2018
Record last updated
Apr 15, 2025
Fax
(314) 286-1777
Medicaid ID
420055846 MO
Medicare enrollment
Enrolled (PECOS I20180712001583); accepts Medicare assignment
Medical or professional school
University Of Missouri, Kansas City, School Of Medicine, 2017
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4901 Forest Park Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Eva Aagaard, MDGeneral Practice Physician1144286097
  2. Ashley Ahlbrand, ODOptometrist1215669007
  3. Muhammad Nabeel Akbar, MDNeuro-ophthalmology Physician1780204149
  4. Ashley Altman, FNPNurse Practitioner1457882417
  5. Kelly Amerson, WHNPWomen's Health Nurse Practitioner1205993169
  6. Milan Anadkat, MDDermatology Physician1639267149

Verify Cassidy Faith Chapman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2018008833
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Missouri license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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41% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

1,275 Medicare Part D claims for 138 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.

  1. Cassidy Chapman1,275
  2. Specialty average906

Most prescribed

  1. Mirtazapine98 claims
  2. Trazodone Hcl95 claims
  3. Duloxetine Hcl88 claims
  4. Fluoxetine Hcl63 claims
  5. Sertraline Hcl63 claims
  6. Bupropion Xl61 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.

  1. Qualityout of 100 · 30% of the final score71.5
  2. Costout of 100 · 30%59.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Washington UniversitySaint Louis, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Cassidy Faith Chapman among 765 psychiatric/mental health nurse practitioner records in Missouri

Cassidy Faith Chapman, PMHNP is one of 765 psychiatric/mental health nurse practitioner records with a practice address in Missouri. 77% 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 30% of them.

  • NPI issued2018 · 30% of these records are older, 66% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2017 · median 2021 among the 496 with a school on file
  • Record last updated2025 · 20% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Missouri

There are 765 psychiatric/mental health nurse practitioner records in Missouri.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Karin Baughman, PMHNPSaint Louis, MO 631081811340268
  2. Eritrea HabtemariamSaint Louis, MO 631081578372611
  3. Virginia Lanzotti, PMHNPSaint Louis, MO 631081386284990
  4. Angela Mortensen, PMHNPSaint Louis, MO 631081982165510
  5. Kathleen Mueller, PMHNPSaint Louis, MO 631081073089322
  6. Chileme OchulorSaint Louis, MO 631081659140275
  7. Kacey Patterson, PMHNP-BCSaint Louis, MO 631081619433125
  8. Autumn Roque, DNP, APRN, PMHNP-BCSaint Louis, MO 631081184074270

Common questions

What is Cassidy Faith Chapman, PMHNP's NPI number?

Cassidy Faith Chapman, PMHNP's National Provider Identifier (NPI) is 1871097642, issued on Mar 19, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Cassidy Faith Chapman, PMHNP located?

The NPPES record lists a practice address at 4901 Forest Park Ave, Saint Louis, MO, 63108. Phone: (314) 286-1700. Providers update this record themselves, so call before visiting.

How can I verify Cassidy Faith Chapman, PMHNP's license?

NPPES lists Missouri license number 2018008833, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Cassidy Faith Chapman, PMHNP prescribe under Medicare Part D?

In 2024, Cassidy Faith Chapman, PMHNP had 1,275 Medicare Part D claims for 138 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.

What is Cassidy Faith Chapman, PMHNP'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.