NPPES file of Aug 9, 2026

Mark Thomas Hepworth

Psychiatric/Mental Health Nurse Practitioner · Spencer, IA

Mark Thomas Hepworth is a psychiatric/mental health nurse practitioner with a practice address in Spencer, Iowa, and NPI 1487232302, issued on Mar 31, 2021. Check the license (Iowa G162956, as entered in NPPES) with the Iowa 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
1487232302
Name
Mark Thomas Hepworth
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
G162956 IA
Self-reported in NPPES; status is on the state search
Practice location
1200 1St Ave E Ste 1, Spencer, IA 51301
Phone
(712) 264-6228
Enumerated
Mar 31, 2021
Record last updated
Mar 31, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210428000627); accepts Medicare assignment
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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8 nearest psychiatric/mental health nurse practitioner records → All 612 in Iowa → Look up another NPI →

Also registered at 1200 1St Ave E Ste 1

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

  1. Robert Baltes, MSN, ARNP, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1316561970
  2. Anne BeschornerNurse Practitioner1801210471
  3. Luke Carlson, PHARM D.Pharmacist1659222933
  4. Lacey Ferguson, PHARMDPharmacist1487367546
  5. Stacie FullerRegistered Nurse1457282691
  6. Rachelle Gewecke, T-LMHCMental Health Counselor1386516060

Verify Mark Thomas Hepworth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license G162956    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 Iowa license search

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2.0 times the Medicare Part D claims of the average psychiatric/mental health nurse practitioner in 2024

1,847 Medicare Part D claims for 116 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. Mark Hepworth1,847
  2. Specialty average906

Most prescribed

  1. Trazodone Hcl165 claims
  2. Sertraline Hcl163 claims
  3. Escitalopram Oxalate158 claims
  4. Lamotrigine98 claims
  5. Clonazepam85 claims
  6. Hydroxyzine Hcl85 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.

One hospital affiliation

  1. Spencer Municipal HospitalSpencer, IA · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Mark Thomas Hepworth among 612 psychiatric/mental health nurse practitioner records in Iowa

Mark Thomas Hepworth is one of 612 psychiatric/mental health nurse practitioner records with a practice address in Iowa. 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 2021, is newer than 52% of them.

  • NPI issued2021 · 52% of these records are older, 38% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2020 · median 2021 among the 398 with a school on file
  • Record last updated2021 · 28% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

12 psychiatric/mental health nurse practitioner records list a practice address in Spencer

They are 12 of the 346 NPPES records with a practice address in Spencer, and 612 psychiatric/mental health nurse practitioner records in Iowa.

All 612 in Iowa → Every provider in Spencer → Psychiatric/Mental Health Nurse Practitioner nationwide →

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

  1. Robert Baltes, MSN, ARNP, PMHNP-BCSpencer, IA 513011316561970
  2. Sharon Eckhart, ARNP, CSSpencer, IA 513011356300164
  3. Paige Evans Smith, NP-CSpencer, IA 513011801382684
  4. Heather Glasser, PMHNP-BCSpencer, IA 513011750051363
  5. Lindsay Harms, PMHNP-BCSpencer, IA 513011902596828
  6. Nancy Howe, ARNPSpencer, IA 513011346298221
  7. Dawn Howley, ARNP, CSSpencer, IA 513011710946975
  8. Clarissa LeinbaughSpencer, IA 513011184557746

Common questions

What is Mark Thomas Hepworth's NPI number?

Mark Thomas Hepworth's National Provider Identifier (NPI) is 1487232302, issued on Mar 31, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Mark Thomas Hepworth located?

The NPPES record lists a practice address at 1200 1St Ave E Ste 1, Spencer, IA, 51301. Phone: (712) 264-6228. Providers update this record themselves, so call before visiting.

How can I verify Mark Thomas Hepworth's license?

NPPES lists Iowa license number G162956, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Thomas Hepworth prescribe under Medicare Part D?

In 2024, Mark Thomas Hepworth had 1,847 Medicare Part D claims for 116 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.