Amanda Jean Mersman, FNP-C
Nurse Practitioner · Saint Louis, MO
Amanda Jean Mersman, FNP-C is a nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1689263667, issued on Jan 13, 2021. Check the license (Missouri 2021001527, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Amanda Jean Mersman
- Credential
- FNP-C
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 2021001527 MO
209022664 IL
Self-reported in NPPES; status is on the state search - Practice location
- 9556 Manchester RD, Saint Louis, MO 63119
- Phone
- (314) 373-5740
- Enumerated
- Jan 13, 2021
- Record last updated
- Jul 6, 2022
- Medicare enrollment
- Enrolled (PECOS I20210301000509); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,720 in Missouri → Look up another NPI →
Also registered at 9556 Manchester RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Valerie Carrizales, PA-CMedical Physician Assistant1366139230
- Kathryn Clark, PA-CPhysician Assistant1912610163
- Martin Clarke, PAPhysician Assistant1295753754
- Austin Combs, PA-CMedical Physician Assistant1568085231
Verify Amanda Jean Mersman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2021001527Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average nurse practitioner in 2024
556 Medicare Part D claims for 393 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone116 claims
- Amoxicillin-Clavulanate Potass72 claims
- Azithromycin59 claims
- Cephalexin58 claims
- Doxycycline Monohydrate57 claims
- Clindamycin Hcl25 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): 54.7 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 2 group practices
- Tauc IL PCO Fallon, IL
- Total Access Urgent Care PCSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amanda Jean Mersman among 1,720 nurse practitioner records in Missouri
Amanda Jean Mersman, FNP-C is one of 1,720 nurse practitioner records with a practice address in Missouri. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 76% of them.
- NPI issued2021 · 76% of these records are older, 18% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2020 · median 2017 among the 1,080 with a school on file
- Record last updated2022 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
437 nurse practitioner records list a practice address in Saint Louis
They are 437 of the 27,605 NPPES records with a practice address in Saint Louis, and 1,720 nurse practitioner records in Missouri.
All 1,720 in Missouri → Every provider in Saint Louis → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Crista Jamous, FNPWebster Groves, MO 631191710535794
- Rachel Moreno, AGNPWebster Groves, MO 631191912300492
- Bijan Naghibi Harat, NPWebster Groves, MO 631191548788524
- Donna Phan, FNP-BCSaint Louis, MO 631191295129732
- Katherine Scodary, FNP-CWebster Groves, MO 631191376047704
- Natalie Sevem, NPSaint Louis, MO 631191578946083
- Amanda Wagner, FNPSaint Louis, MO 631191447841879
- Carol Blacksher, APRN BCSaint Louis, MO 631181245249382
Common questions
What is Amanda Jean Mersman, FNP-C's NPI number?
Amanda Jean Mersman, FNP-C's National Provider Identifier (NPI) is 1689263667, issued on Jan 13, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Amanda Jean Mersman, FNP-C located?
The NPPES record lists a practice address at 9556 Manchester RD, Saint Louis, MO, 63119. Phone: (314) 373-5740. Providers update this record themselves, so call before visiting.
How can I verify Amanda Jean Mersman, FNP-C's license?
NPPES lists Missouri license number 2021001527, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Amanda Jean Mersman, FNP-C prescribe under Medicare Part D?
In 2024, Amanda Jean Mersman, FNP-C had 556 Medicare Part D claims for 393 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Amanda Jean Mersman, FNP-C's MIPS final score?
The 2023 MIPS final score is 54.7 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.