Tatiana Pereira Dacunha, M.D.
NPI 1740509827 · Hospitalist Physician · Elgin, IL
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tatiana Pereira Dacunha, M.D. is a Hospitalist Physician provider in Elgin, IL (NPI 1740509827).
Provider details
- NPI number
- 1740509827
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 125.058530 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
Mailing address
Additional practice locations (1)
- 1775 W Dempster StPark Ridge, IL 60068-1143Phone: (847) 723-5986
Registry dates
- Enumerated
- 2010-05-27
- Last updated
- 2023-02-20
- Certified
- 2023-02-20
Frequently asked questions
- What is Tatiana Pereira Dacunha's NPI number?
- Tatiana Pereira Dacunha's National Provider Identifier (NPI) is 1740509827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tatiana Pereira Dacunha's specialty?
- Tatiana Pereira Dacunha is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Tatiana Pereira Dacunha located?
- Tatiana Pereira Dacunha's practice location on file with NPPES is 1425 N Randall Rd, Elgin, IL 60123-2300.
- What is Tatiana Pereira Dacunha's phone number?
- The practice phone number listed in the NPPES registry for Tatiana Pereira Dacunha is (224) 783-5437.
- Does Tatiana Pereira Dacunha accept Medicare?
- Tatiana Pereira Dacunha is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tatiana Pereira Dacunha's NPI active?
- Yes — Tatiana Pereira Dacunha's NPI (1740509827) is active in the NPPES registry as of the last update on 2023-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.