NPPES file of Aug 9, 2026

Mary Ann Shultz-Viersma, CRNP

Gerontology Nurse Practitioner · Gettysburg, PA

Mary Ann Shultz-Viersma, CRNP is a gerontology nurse practitioner with a practice address in Gettysburg, Pennsylvania, and NPI 1427698893, issued on Jan 13, 2020. Check the license (Pennsylvania SP021230, as entered in NPPES) with the Pennsylvania 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
1427698893
Name
Mary Ann Shultz-Viersma
Credential
CRNP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
SP021230 PA
Self-reported in NPPES; status is on the state search
Practice location
147 Gettys St, Gettysburg, PA 17325
Phone
(717) 338-4525
Enumerated
Jan 13, 2020
Record last updated
Aug 29, 2024
Medicare enrollment
Enrolled (PECOS I20200203000603); 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 147 Gettys St

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

  1. Mohammed Ali, M.D.Hospitalist Physician1497751853
  2. Yick Hei Au, M.D.Hospitalist Physician1184902926
  3. Douglas Baker, CRNACertified Registered Nurse Anesthetist1548203565
  4. Barbara Balas, PTPhysical Therapist1932839792
  5. Angela Blain, CRNPNurse Practitioner1366049751
  6. Katherine Boyle, CRNPFamily Nurse Practitioner1467748160

Verify Mary Ann Shultz-Viersma in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license SP021230
    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
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87% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

183 Medicare Part D claims for 34 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 68 claims were for opioids.

  1. Mary Shultz-Viersma183
  2. Specialty average1,369

Most prescribed

  1. Mirtazapine20 claims
  2. Oxycodone-Acetaminophen18 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. Good Samaritan Physician ServicesGettysburg, PA

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

Mary Ann Shultz-Viersma among 587 gerontology nurse practitioner records in Pennsylvania

Mary Ann Shultz-Viersma, CRNP is one of 587 gerontology nurse practitioner records with a practice address in Pennsylvania. 78% 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 59% of them.

  • NPI issued2020 · 59% of these records are older, 36% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2019 · median 2018 among the 375 with a school on file
  • Record last updated2024 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Pennsylvania

There are 587 gerontology nurse practitioner records in Pennsylvania.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Allison BrownGettysburg, PA 173251487300695
  2. Christina Cohee, CRNPGettysburg, PA 173251881348241
  3. Lauren Bowser, CRNPHanover, PA 173311740026129
  4. Lisa Little, CRNPHanover, PA 173311508715376
  5. Rachel Shaffer, CRNPHanover, PA 173311710396056
  6. William Skibicki, AGPCNP-CHanover, PA 173311437820461
  7. Carly WilhideHanover, PA 173311265116719
  8. Elizabeth Zartman, AGNP-CHanover, PA 173311568914158

Common questions

What is Mary Ann Shultz-Viersma, CRNP's NPI number?

Mary Ann Shultz-Viersma, CRNP's National Provider Identifier (NPI) is 1427698893, issued on Jan 13, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Mary Ann Shultz-Viersma, CRNP located?

The NPPES record lists a practice address at 147 Gettys St, Gettysburg, PA, 17325. Phone: (717) 338-4525. Providers update this record themselves, so call before visiting.

How can I verify Mary Ann Shultz-Viersma, CRNP's license?

NPPES lists Pennsylvania license number SP021230, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Mary Ann Shultz-Viersma, CRNP prescribe under Medicare Part D?

In 2024, Mary Ann Shultz-Viersma, CRNP had 183 Medicare Part D claims for 34 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. 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.