Geraldine Luna
NPI 1275735706 · Geriatric Medicine (Internal Medicine) Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Geraldine Luna is a Geriatric Medicine (Internal Medicine) Physician provider in Chicago, IL (NPI 1275735706).
Provider details
- NPI number
- 1275735706
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036126299 (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
19 yrs 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
- 2007-06-05
- Last updated
- 2020-09-02
- Certified
- 2020-09-02
Frequently asked questions
- What is Geraldine Luna's NPI number?
- Geraldine Luna's National Provider Identifier (NPI) is 1275735706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Geraldine Luna's specialty?
- Geraldine Luna is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Geraldine Luna located?
- Geraldine Luna's practice location on file with NPPES is 2231 E 95th St, Chicago, IL 60617-4804.
- What is Geraldine Luna's phone number?
- The practice phone number listed in the NPPES registry for Geraldine Luna is (773) 468-7700.
- Does Geraldine Luna accept Medicare?
- Geraldine Luna is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Geraldine Luna's NPI active?
- Yes — Geraldine Luna's NPI (1275735706) is active in the NPPES registry as of the last update on 2020-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.