Stefanie Roby, PA-C
NPI 1538464003 · Physician Assistant · Watertown, SD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stefanie Roby, PA-C is a Physician Assistant provider in Watertown, SD (NPI 1538464003).
Provider details
- NPI number
- 1538464003
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
284 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 146 | $53 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 79 | $79 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 26 | $75 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 19 | $106 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 14 | $107 |
Typical Medicare-allowed amounts for these services range $53–$107 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Calcitriol | 175 | 48 |
| Amlodipine Besylate | 137 | 36 |
| Losartan Potassium | 129 | 38 |
| Olmesartan Medoxomil | 70 | 21 |
| Dapagliflozin Propanediolbrand: Farxiga | 61 | 11 |
| Lisinopril | 56 | 18 |
| Calcium Acetate | 48 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$85 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 401 9th Ave NwWatertown, SD 57201-1548Phone: (605) 882-7000Fax: (605) 882-7819
Registry dates
- Enumerated
- 2011-01-14
- Last updated
- 2019-12-31
- Certified
- 2019-12-31
Frequently asked questions
- What is Stefanie Roby's NPI number?
- Stefanie Roby's National Provider Identifier (NPI) is 1538464003, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stefanie Roby's specialty?
- Stefanie Roby is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Stefanie Roby located?
- Stefanie Roby's practice location on file with NPPES is 506 1st Ave Se, Watertown, SD 57201-4402.
- What is Stefanie Roby's phone number?
- The practice phone number listed in the NPPES registry for Stefanie Roby is (605) 886-8482.
- Does Stefanie Roby accept Medicare?
- Stefanie Roby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stefanie Roby's NPI active?
- Yes — Stefanie Roby's NPI (1538464003) is active in the NPPES registry as of the last update on 2019-12-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.