NPPES file of Aug 9, 2026

Steffany Marie Ahlheim, FNP

Family Nurse Practitioner · Potosi, MO

Steffany Marie Ahlheim, FNP is a family nurse practitioner with a practice address in Potosi, Missouri, and NPI 1639931355, issued on Jan 29, 2024. Check the license (Missouri 2024012224, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639931355
Name
Steffany Marie Ahlheim
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
2024012224 MO
Self-reported in NPPES; status is on the state search
Practice location
1 Southtowne Dr, Potosi, MO 63664
Phone
(573) 438-9355
Enumerated
Jan 29, 2024
Record last updated
Apr 3, 2024
Medicare enrollment
Enrolled (PECOS I20240209001651); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 2023
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 1 Southtowne Dr

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

  1. Bethany Aubuchon, LCSWClinical Social Worker1689275992
  2. Timothy Bass, M.D.Family Medicine Physician1760914980
  3. Melissa Benson, LMSWClinical Social Worker1164206868
  4. Ronnie BuckinghamFamily Nurse Practitioner1609726504
  5. Jason Butler, FNPFamily Nurse Practitioner1417073297
  6. Colin CicchettiGeneral Practice Dentistry1760863807

Verify Steffany Marie Ahlheim 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 2024012224
    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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77% fewer Medicare Part D claims than the average family nurse practitioner in 2024

296 Medicare Part D claims for 71 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Steffany Ahlheim296
  2. Specialty average1,305

Most prescribed

  1. Prednisone22 claims
  2. Fluticasone Propionate20 claims
  3. Amoxicillin17 claims
  4. Albuterol Sulfate Hfa14 claims
  5. Atorvastatin Calcium14 claims
  6. Gabapentin11 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.

Bills Medicare through one group practice

  1. Great Mines Health CenterPotosi, MO

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

Steffany Marie Ahlheim among 5,226 family nurse practitioner records in Missouri

Steffany Marie Ahlheim, FNP is one of 5,226 family nurse practitioner records with a practice address in Missouri. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 88% of them.

  • NPI issued2024 · 88% of these records are older, 7% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2023 · median 2018 among the 3,339 with a school on file
  • Record last updated2024 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 family nurse practitioner records list a practice address in Potosi

They are 11 of the 111 NPPES records with a practice address in Potosi, and 5,226 family nurse practitioner records in Missouri.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Kallie BelfieldPotosi, MO 636641285171462
  2. Ronnie BuckinghamPotosi, MO 636641609726504
  3. Jason Butler, FNPPotosi, MO 636641417073297
  4. Linda Butler, RN, BC, FNPPotosi, MO 636641972707099
  5. Angela Declue, FNPPotosi, MO 636641659343903
  6. Samantha Finley, FNP-CPotosi, MO 636641164213773
  7. Nedra Harrington, NPPotosi, MO 636641386805786
  8. Sandra Mitkos, FNPPotosi, MO 636641790015527

Common questions

What is Steffany Marie Ahlheim, FNP's NPI number?

Steffany Marie Ahlheim, FNP's National Provider Identifier (NPI) is 1639931355, issued on Jan 29, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Steffany Marie Ahlheim, FNP located?

The NPPES record lists a practice address at 1 Southtowne Dr, Potosi, MO, 63664. Phone: (573) 438-9355. Providers update this record themselves, so call before visiting.

How can I verify Steffany Marie Ahlheim, FNP's license?

NPPES lists Missouri license number 2024012224, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Steffany Marie Ahlheim, FNP prescribe under Medicare Part D?

In 2024, Steffany Marie Ahlheim, FNP had 296 Medicare Part D claims for 71 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

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.