IndividualActive
Isaac Lill
NPI 1003558495 · Internal Medicine Physician · Waco, TX
Provider details
- NPI number
- 1003558495
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- V6348 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(65/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
100 Hillcrest Medical Blvd
Waco, TX 76712-8897
Phone: (254) 202-2000
Fax: (254) 202-5651
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 848491
Dallas, TX 75284-8491
Additional practice locations (1)
- 1 Baylor PlzHouston, TX 77030-3498Phone: (713) 798-4951
Registry dates
- Enumerated
- 2022-04-07
- Last updated
- 2025-10-01
- Certified
- 2025-10-01
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.