Ernestine Chaco, MD
NPI 1033578471 · Emergency Medicine Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernestine Chaco, MD is a Emergency Medicine Physician provider in Indianapolis, IN (NPI 1033578471).
Provider details
- NPI number
- 1033578471
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 01096493A (IN)
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
10 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)
- 4610 X StSacramento, CA 95817-2200Phone: (505) 979-3907
Registry dates
- Enumerated
- 2016-02-13
- Last updated
- 2025-05-23
- Certified
- 2025-05-23
Frequently asked questions
- What is Ernestine Chaco's NPI number?
- Ernestine Chaco's National Provider Identifier (NPI) is 1033578471, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernestine Chaco's specialty?
- Ernestine Chaco is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ernestine Chaco located?
- Ernestine Chaco's practice location on file with NPPES is 701 N Senate Ave # Ag012, Indianapolis, IN 46202-3111.
- What is Ernestine Chaco's phone number?
- The practice phone number listed in the NPPES registry for Ernestine Chaco is (317) 962-5975.
- Does Ernestine Chaco accept Medicare?
- Ernestine Chaco is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernestine Chaco's NPI active?
- Yes — Ernestine Chaco's NPI (1033578471) is active in the NPPES registry as of the last update on 2025-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.