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Sergio Gutierrez Nunez, MD
NPI 1003705724 · Anesthesiology Physician · Chicago, IL
Sergio Gutierrez Nunez, MD is a Anesthesiology Physician provider in Chicago, IL (NPI 1003705724).
Provider details
- NPI number
- 1003705724
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 125.085328 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
836 W Wellington Ave
Chicago, IL 60657-5147
Phone: (773) 296-5187
Fax: (773) 296-8074
Street-level locationGet directions
Mailing address
455 W Wellington Ave Apt 267
Chicago, IL 60657-5836
Registry dates
- Enumerated
- 2025-06-30
- Last updated
- 2025-06-30
- Certified
- 2025-06-29
Frequently asked questions
- What is Sergio Gutierrez Nunez's NPI number?
- Sergio Gutierrez Nunez's National Provider Identifier (NPI) is 1003705724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sergio Gutierrez Nunez's specialty?
- Sergio Gutierrez Nunez is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Sergio Gutierrez Nunez located?
- Sergio Gutierrez Nunez's practice location on file with NPPES is 836 W Wellington Ave, Chicago, IL 60657-5147.
- What is Sergio Gutierrez Nunez's phone number?
- The practice phone number listed in the NPPES registry for Sergio Gutierrez Nunez is (773) 296-5187.
- Is Sergio Gutierrez Nunez's NPI active?
- Yes — Sergio Gutierrez Nunez's NPI (1003705724) is active in the NPPES registry as of the last update on 2025-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.