Registry data as of Aug 27, 2026

Amy Schwentker, RNFA

Nurse Practitioner · O Fallon, MO

Amy Schwentker, RNFA is a nurse practitioner with a practice address in O Fallon, Missouri, and NPI 1538425269, issued on Apr 6, 2012. Check the license (Missouri 2021011348, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1538425269
Name
Amy Schwentker
Credential
RNFA
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
2021011348 MO
2007019869 MO
Self-reported in NPPES; status is on the state search
Practice location
539 Deer Brook Dr, O Fallon, MO 63366
Phone
(636) 578-6301
Enumerated
Apr 6, 2012
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Amy Schwentker 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 2021011348
    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.

88% fewer Medicare Part D claims than the average nurse practitioner in 2024

138 Medicare Part D claims for 12 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Amy Schwentker138
  2. Specialty average1,109

Most prescribed

  1. Hydroxyzine Hcl14 claims
  2. Gabapentin13 claims
  3. Trazodone Hcl13 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.

36 nurse practitioner records list a O Fallon practice address

They are 36 of the 1,225 NPPES records with a O Fallon practice address, and 1,720 nurse practitioner records in Missouri.

Other nurse practitioner records in Missouri

  1. Caitlin Aaron, NP-CLees Summit, MO1649934340
  2. Sarah Abaricia, FNPSaint Peters, MO1447709365
  3. Maureen Abongo, DNPSaint Louis, MO1225819048
  4. Hawo AbukarBlue Springs, MO1841135084
  5. Morgan Ackerman, NPChesterfield, MO1811625676
  6. Yolanda Acklin, NPFlorissant, MO1881790996
  7. Alina Adams, NPRichmond Heights, MO1003393513
  8. Dorothy Adams, NPHolden, MO1043274210
  9. Holly Adams, MSN, FNP-BCDoniphan, MO1841899614
  10. Lindsey Adams, NP-CFenton, MO1326611757

Common questions

What is Amy Schwentker, RNFA's NPI number?

Amy Schwentker, RNFA's National Provider Identifier (NPI) is 1538425269, issued on Apr 6, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Amy Schwentker, RNFA located?

The NPPES record lists a practice address at 539 Deer Brook Dr, O Fallon, MO, 63366. Phone: (636) 578-6301. Providers update this record themselves, so call before visiting.

How can I verify Amy Schwentker, RNFA's license?

NPPES lists Missouri license number 2021011348, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Amy Schwentker, RNFA prescribe under Medicare Part D?

In 2024, Amy Schwentker, RNFA had 138 Medicare Part D claims for 12 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.