NPPES file of Aug 9, 2026

Mariah Eastman, PA

Physician Assistant · Sisseton, SD

Mariah Eastman, PA is a physician assistant with a practice address in Sisseton, South Dakota, and NPI 1730858473, issued on Sep 7, 2021. Check the license 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
1730858473
Name
Mariah Eastman
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
Practice location
205 Orchard Dr, Sisseton, SD 57262
Phone
(605) 698-7647
Enumerated
Sep 7, 2021
Record last updated
May 7, 2025
Fax
(605) 698-3493
Medicare enrollment
Enrolled (PECOS I20240125003094); 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 205 Orchard Dr

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

  1. Jacqueline Bartlett, PACPhysician Assistant1457409542
  2. Judy Beumer, MDFamily Medicine Physician1285632398
  3. Whitney Bruns, COTAOccupational Therapy Assistant1922929454
  4. Lisa Bucklin, CNPNurse Practitioner1841296555
  5. Stanley Gallagher, DOFamily Medicine Physician1831125657
  6. Jennifer Hanson, RN, NPAdult Health Nurse Practitioner1922236223

Verify Mariah Eastman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Dakota board licenses this professionCheck 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

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53% fewer Medicare Part D claims than the average physician assistant in 2024

393 Medicare Part D claims for 99 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Mariah Eastman393
  2. Specialty average830

Most prescribed

  1. Lisinopril28 claims
  2. Simvastatin19 claims
  3. Levothyroxine Sodium15 claims
  4. Nitrofurantoin Mono-Macro12 claims
  5. Ozempic12 claims
  6. Amoxicillin-Clavulanate Potass11 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.

Industry payments in 2024: $214.33

12 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mariah Eastman$214.33
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Coteau Des Prairies HospitalSisseton, SD

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

3 physician assistant records list a practice address in Sisseton

They are 3 of the 147 NPPES records with a practice address in Sisseton, and 674 physician assistant records in South Dakota.

Other physician assistant records in South Dakota

  1. Michael Aanderud, PA-CRapid City, SD1265412878
  2. Benjamin Abbey, PA-CMitchell, SD1639590219
  3. Julia Abraham, PA-CDell Rapids, SD1104082288
  4. Riley AckermanRapid City, SD1073241790
  5. Amanda Adams, PA-CHuron, SD1720327331
  6. Bradley Adams, PACTyndall, SD1336141118
  7. Jaime Aguilar, PACEagle Butte, SD1962552398
  8. Lisa Alban, PA-CPierre, SD1851739338
  9. Melissa Alexander, PASioux Falls, SD1366625352
  10. Emily Allen, PASioux Falls, SD1508687427

Common questions

What is Mariah Eastman, PA's NPI number?

Mariah Eastman, PA's National Provider Identifier (NPI) is 1730858473, issued on Sep 7, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Mariah Eastman, PA located?

The NPPES record lists a practice address at 205 Orchard Dr, Sisseton, SD, 57262. Phone: (605) 698-7647. Providers update this record themselves, so call before visiting.

How can I verify Mariah Eastman, PA's license?

Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.

How much does Mariah Eastman, PA prescribe under Medicare Part D?

In 2024, Mariah Eastman, PA had 393 Medicare Part D claims for 99 beneficiaries; the average among physician assistant prescribers was 830. 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.