Gwen Schaunaman, MD
NPI 1235361064 · Diagnostic Radiology Physician · Watertown, SD
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gwen Schaunaman, MD is a Diagnostic Radiology Physician provider in Watertown, SD (NPI 1235361064).
Provider details
- NPI number
- 1235361064
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 8831 (SD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,705 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Screening Mammography77067 | 707 | $36 |
| X-Ray of Chest, 2 Views71046 | 593 | $10 |
| Screening 3d Breast Mammography77063 | 500 | $28 |
| X-Ray of Foot, Minimum of 3 Views73630 | 350 | $8 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 100 | $11 |
| X-Ray of Abdomen, 1 View74018 | 95 | $9 |
| X-Ray of Knee, 3 Views73562 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-08-12
- Last updated
- 2022-05-11
- Certified
- 2022-05-11
Frequently asked questions
- What is Gwen Schaunaman's NPI number?
- Gwen Schaunaman's National Provider Identifier (NPI) is 1235361064, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gwen Schaunaman's specialty?
- Gwen Schaunaman is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gwen Schaunaman located?
- Gwen Schaunaman's practice location on file with NPPES is 506 1st Ave Se, Watertown, SD 57201-4402.
- What is Gwen Schaunaman's phone number?
- The practice phone number listed in the NPPES registry for Gwen Schaunaman is (605) 886-8482.
- Does Gwen Schaunaman accept Medicare?
- Gwen Schaunaman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gwen Schaunaman's NPI active?
- Yes — Gwen Schaunaman's NPI (1235361064) is active in the NPPES registry as of the last update on 2022-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.