NPPES file of Aug 9, 2026

Ashley Marie Stelzer, FNP-C

Family Nurse Practitioner · Sioux Falls, SD

Ashley Marie Stelzer, FNP-C is a family nurse practitioner with a practice address in Sioux Falls, South Dakota, and NPI 1699392175, issued on Jun 30, 2020. Check the license (South Dakota CP001767, as entered in NPPES) with the South Dakota 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
1699392175
Name
Ashley Marie Stelzer
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
CP001767 SD
Self-reported in NPPES; status is on the state search
Practice location
4520 W 69TH St, Sioux Falls, SD 57108
Phone
(605) 977-5000
Enumerated
Jun 30, 2020
Record last updated
Jul 14, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(605) 977-5377
Medicare enrollment
Enrolled (PECOS I20220324001593); accepts Medicare assignment
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 4520 W 69TH St

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

  1. Jonathon Adams, MDClinical Cardiac Electrophysiology Physician1578683249
  2. Kathryn Adams, CNPFamily Nurse Practitioner1437668027
  3. Raymond Allen, MDInterventional Cardiology Physician1396733705
  4. Fawzi Ameer, M.D.Cardiovascular Disease Physician1790195402
  5. Peter Andreone, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1811985211
  6. Fnu Ayesha Azmeen, MDAdvanced Heart Failure and Transplant Cardiology Physician1588152540

Verify Ashley Marie Stelzer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Dakota board licenses this profession
    Search for license CP001767
    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 South Dakota 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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54% more Medicare Part D claims than the average family nurse practitioner in 2024

2,014 Medicare Part D claims for 291 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Ashley Stelzer2,014
  2. Specialty average1,305

Most prescribed

  1. Carvedilol163 claims
  2. Metoprolol Succinate160 claims
  3. Atorvastatin Calcium159 claims
  4. Clopidogrel158 claims
  5. Metoprolol Tartrate132 claims
  6. Isosorbide Mononitrate Er120 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. Heart Hospital OF South Dakota LLCSpencer, IA

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

Ashley Marie Stelzer among 862 family nurse practitioner records in South Dakota

Ashley Marie Stelzer, FNP-C is one of 862 family nurse practitioner records with a practice address in South Dakota. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 60% of them.

  • NPI issued2020 · 60% of these records are older, 35% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2017 · median 2019 among the 615 with a school on file
  • Record last updated2021 · 46% 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 South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

305 family nurse practitioner records list a practice address in Sioux Falls

They are 305 of the 6,563 NPPES records with a practice address in Sioux Falls, and 862 family nurse practitioner records in South Dakota.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Patricia Bultsma, FNP/CSioux Falls, SD 571081841258159
  2. Irena Chernatinski, CNPSioux Falls, SD 571081700133667
  3. Mary Fiedler, CNPSioux Falls, SD 571081093962706
  4. Heidi Furth, CNPSioux Falls, SD 571081669530671
  5. Abigail Gramlick-Mueller, CNPSioux Falls, SD 571081477786200
  6. Paul Kaffar, CNPSioux Falls, SD 571081053419903
  7. Rebecca Leonard, CNPSioux Falls, SD 571081073586632
  8. Sheryl Marckstadt, CNPSioux Falls, SD 571081487658837

Common questions

What is Ashley Marie Stelzer, FNP-C's NPI number?

Ashley Marie Stelzer, FNP-C's National Provider Identifier (NPI) is 1699392175, issued on Jun 30, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Ashley Marie Stelzer, FNP-C located?

The NPPES record lists a practice address at 4520 W 69TH St, Sioux Falls, SD, 57108. Phone: (605) 977-5000. Providers update this record themselves, so call before visiting.

How can I verify Ashley Marie Stelzer, FNP-C's license?

NPPES lists South Dakota license number CP001767, as entered by the provider. Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.

How much does Ashley Marie Stelzer, FNP-C prescribe under Medicare Part D?

In 2024, Ashley Marie Stelzer, FNP-C had 2,014 Medicare Part D claims for 291 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.