Katherine Troy
NPI 1992978050 · Diagnostic Radiology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Troy is a Diagnostic Radiology Physician provider in Milwaukee, WI (NPI 1992978050).
Provider details
- NPI number
- 1992978050
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 65928 (WI)
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
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,360 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) |
|---|---|---|
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 160 | $81 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 112 | $128 |
| X-Ray of Abdomen, 1 View74018 | 100 | $8 |
| Ct Scan of Chest With Contrast71260 | 88 | $51 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 84 | $51 |
| Ct Scan of Chest With Contrast71260 | 79 | $49 |
Practice location
Mailing address
Additional practice locations (1)
- 10945 N Port Washington Rd Ste 201Mequon, WI 53092-5078Phone: (414) 434-0461
Registry dates
- Enumerated
- 2008-04-10
- Last updated
- 2024-01-06
- Certified
- 2024-01-06
Frequently asked questions
- What is Katherine Troy's NPI number?
- Katherine Troy's National Provider Identifier (NPI) is 1992978050, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Troy's specialty?
- Katherine Troy is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Troy located?
- Katherine Troy's practice location on file with NPPES is 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522.
- What is Katherine Troy's phone number?
- The practice phone number listed in the NPPES registry for Katherine Troy is (414) 805-2060.
- Does Katherine Troy accept Medicare?
- Katherine Troy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Troy's NPI active?
- Yes — Katherine Troy's NPI (1992978050) is active in the NPPES registry as of the last update on 2024-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.