Stefanie E. Roby, PA-C
Physician Assistant · Watertown, SD
Stefanie E. Roby, PA-C is a physician assistant with a practice address in Watertown, South Dakota, and NPI 1538464003, issued on Jan 14, 2011. Check the license with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stefanie E. Roby
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 506 1St Ave SE, Watertown, SD 57201
- Phone
- (605) 886-8482
- Enumerated
- Jan 14, 2011
- Record last updated
- Dec 31, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (605) 884-4300
- Medicare enrollment
- Enrolled (PECOS I20110406000657); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 674 in South Dakota → Look up another NPI →
Also registered at 506 1St Ave SE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kristina Boetel, CNPNurse Practitioner1184192650
- David Carlson, MDFamily Medicine Physician1114985132
- Bailley Danforth, PA-CPhysician Assistant1184348807
Verify Stefanie E. Roby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Dakota board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% more Medicare Part D claims than the average physician assistant in 2024
1,116 Medicare Part D claims for 204 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Calcitriol175 claims
- Amlodipine Besylate137 claims
- Losartan Potassium129 claims
- Olmesartan Medoxomil70 claims
- Farxiga61 claims
- Lisinopril56 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 97.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $84.89
5 payments; by number, the most common kind was food and beverage; the largest payer was Akebia Therapeutics 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
- Prairie Lakes Health Care System IncWatertown, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stefanie E. Roby among 674 physician assistant records in South Dakota
Stefanie E. Roby, 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 2011, is newer than 45% of them.
- NPI issued2011 · 45% of these records are older, 52% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2010 · 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).
15 physician assistant records list a practice address in Watertown
They are 15 of the 543 NPPES records with a practice address in Watertown, and 674 physician assistant records in South Dakota.
All 674 in South Dakota → Every provider in Watertown → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Joseph Bretschneider, PA-CWatertown, SD 572011750831632
- Jennifer Byer, PA-CWatertown, SD 572011487973525
- Bailley Danforth, PA-CWatertown, SD 572011184348807
- Kari Jo Fleming, PA-CWatertown, SD 572011316284839
- Elizabeth Johnson, P.A.Watertown, SD 572011972538650
- Rachel Leiseth, PAWatertown, SD 572011699327262
- Kahley Meyer, PA-CWatertown, SD 572011356844385
- Rachel Montileaux, PA-CWatertown, SD 572011588329585
Common questions
What is Stefanie E. Roby, PA-C's NPI number?
Stefanie E. Roby, PA-C's National Provider Identifier (NPI) is 1538464003, issued on Jan 14, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Stefanie E. Roby, PA-C located?
The NPPES record lists a practice address at 506 1St Ave SE, Watertown, SD, 57201. Phone: (605) 886-8482. Providers update this record themselves, so call before visiting.
How can I verify Stefanie E. Roby, PA-C's license?
Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.
How much does Stefanie E. Roby, PA-C prescribe under Medicare Part D?
In 2024, Stefanie E. Roby, PA-C had 1,116 Medicare Part D claims for 204 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Stefanie E. Roby, PA-C's MIPS final score?
The 2023 MIPS final score is 97.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.