Alyssa D. Mrsny, PA-C
Physician Assistant · Dakota Dunes, SD
Alyssa D. Mrsny, PA-C is a physician assistant with a practice address in Dakota Dunes, South Dakota, and NPI 1366826109, issued on Jul 10, 2015. Check the license (South Dakota 1175, as entered in NPPES) with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alyssa D. Mrsny
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 1175 SD
0093943 IA
1926 NE
Self-reported in NPPES; status is on the state search - Practice location
- 705 N Sioux Point RD Ste 100, Dakota Dunes, SD 57049
- Phone
- (605) 217-5500
- Enumerated
- Jul 10, 2015
- Record last updated
- Oct 18, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (605) 217-5515
- Medicare enrollment
- Enrolled (PECOS I20191219001239); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 674 in South Dakota → Look up another NPI →
Also registered at 705 N Sioux Point RD Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Bligh, MDGastroenterology Physician1225266364
- Stephanie Felts, PA-CPhysician Assistant1679051536
- Mary Schultz, PA-CPhysician Assistant1417048455
Verify Alyssa D. Mrsny in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Dakota board licenses this profession
Search for license 1175Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average physician assistant in 2024
723 Medicare Part D claims for 197 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Ketoconazole153 claims
- Minocycline Hcl99 claims
- Triamcinolone Acetonide92 claims
- Finasteride42 claims
- Otezla33 claims
- Fluconazole27 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: $841.17
50 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, 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.
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
- Cnos PCSioux City, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alyssa D. Mrsny among 674 physician assistant records in South Dakota
Alyssa D. Mrsny, PA-C is one of 674 physician assistant records with a practice address in South Dakota. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 58% of them.
- NPI issued2015 · 58% of these records are older, 38% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2015 · median 2014 among the 482 with a school on file
- Record last updated2019 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 physician assistant records list a practice address in Dakota Dunes
They are 13 of the 326 NPPES records with a practice address in Dakota Dunes, and 674 physician assistant records in South Dakota.
All 674 in South Dakota → Every provider in Dakota Dunes → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Davis Bloemendaal, PA-CDakota Dunes, SD 570491558037432
- Michael Bobier, PADakota Dunes, SD 570491528047834
- Amy Dietrich, PA CDakota Dunes, SD 570491053387522
- Emma Duprey, PADakota Dunes, SD 570491154169944
- Stephanie Felts, PA-CDakota Dunes, SD 570491679051536
- Racheal Folkers, PADakota Dunes, SD 570491386296465
- David King, PANorth Sioux City, SD 570491154859452
- Shania Mardian, PA-CDakota Dunes, SD 570491649866138
Common questions
What is Alyssa D. Mrsny, PA-C's NPI number?
Alyssa D. Mrsny, PA-C's National Provider Identifier (NPI) is 1366826109, issued on Jul 10, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Alyssa D. Mrsny, PA-C located?
The NPPES record lists a practice address at 705 N Sioux Point RD Ste 100, Dakota Dunes, SD, 57049. Phone: (605) 217-5500. Providers update this record themselves, so call before visiting.
How can I verify Alyssa D. Mrsny, PA-C's license?
NPPES lists South Dakota license number 1175, as entered by the provider. Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.
How much does Alyssa D. Mrsny, PA-C prescribe under Medicare Part D?
In 2024, Alyssa D. Mrsny, PA-C had 723 Medicare Part D claims for 197 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.