Ryan Lo, MD
NPI 1215249545 · Diagnostic Radiology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Lo, MD is a Diagnostic Radiology Physician provider in Milwaukee, WI (NPI 1215249545).
Provider details
- NPI number
- 1215249545
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 81184 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 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
1,789 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 | 158 | $80 |
| Ct Scan of Chest With Contrast71260 | 143 | $54 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 132 | $132 |
| Ct Scan of Chest With Contrast71260 | 127 | $49 |
| X-Ray of Chest, 1 View71045 | 126 | $8 |
| X-Ray of Chest, 2 Views71046 | 115 | $15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-07-01
- Last updated
- 2026-01-26
- Certified
- 2026-01-26
Frequently asked questions
- What is Ryan Lo's NPI number?
- Ryan Lo's National Provider Identifier (NPI) is 1215249545, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Lo's specialty?
- Ryan Lo is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Lo located?
- Ryan Lo's practice location on file with NPPES is 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522.
- What is Ryan Lo's phone number?
- The practice phone number listed in the NPPES registry for Ryan Lo is (414) 805-2060.
- Does Ryan Lo accept Medicare?
- Ryan Lo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Lo's NPI active?
- Yes — Ryan Lo's NPI (1215249545) is active in the NPPES registry as of the last update on 2026-01-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.