Isabelle Dominique Tomacruz, MD
NPI 1720812738 · Nephrology Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isabelle Dominique Tomacruz, MD is a Nephrology Physician provider in Chicago, IL (NPI 1720812738).
Provider details
- NPI number
- 1720812738
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 125083123 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
Mailing address
Registry dates
- Enumerated
- 2024-08-30
- Last updated
- 2024-08-30
- Certified
- 2024-08-30
Frequently asked questions
- What is Isabelle Dominique Tomacruz's NPI number?
- Isabelle Dominique Tomacruz's National Provider Identifier (NPI) is 1720812738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isabelle Dominique Tomacruz's specialty?
- Isabelle Dominique Tomacruz is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Isabelle Dominique Tomacruz located?
- Isabelle Dominique Tomacruz's practice location on file with NPPES is 5841 S Maryland Ave # Mc5100, Chicago, IL 60637-1443.
- What is Isabelle Dominique Tomacruz's phone number?
- The practice phone number listed in the NPPES registry for Isabelle Dominique Tomacruz is (773) 702-3630.
- Does Isabelle Dominique Tomacruz accept Medicare?
- Isabelle Dominique Tomacruz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isabelle Dominique Tomacruz's NPI active?
- Yes — Isabelle Dominique Tomacruz's NPI (1720812738) is active in the NPPES registry as of the last update on 2024-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.