OrganizationActive
Ludag LLC
NPI 1871685461 · Radiation Oncology Physician · Gary, IN
Provider details
- NPI number
- 1871685461
- Entity type
- Organization
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robert Woodburn III, President(219) 739-5598
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
600 Grant St
Gary, IN 46402-6001
Phone: (219) 739-5598
Street-level locationGet directions
Mailing address
Po Box 85327
Chicago, IL 60689-5327
Registry dates
- Enumerated
- 2006-09-29
- Last updated
- 2024-01-12
- Certified
- 2024-01-12
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.