Alfonso Mejia-Zelaya, MD
NPI 1558502245 · Obstetrics & Gynecology Physician · Blue Island, IL
Alfonso Mejia-Zelaya, MD is a Obstetrics & Gynecology Physician provider in Blue Island, IL (NPI 1558502245).
Provider details
- NPI number
- 1558502245
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036047993 (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
17 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
- 2009-03-10
- Last updated
- 2009-03-10
Frequently asked questions
- What is Alfonso Mejia-Zelaya's NPI number?
- Alfonso Mejia-Zelaya's National Provider Identifier (NPI) is 1558502245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alfonso Mejia-Zelaya's specialty?
- Alfonso Mejia-Zelaya is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Alfonso Mejia-Zelaya located?
- Alfonso Mejia-Zelaya's practice location on file with NPPES is 2320 High St, Blue Island, IL 60406-2426.
- What is Alfonso Mejia-Zelaya's phone number?
- The practice phone number listed in the NPPES registry for Alfonso Mejia-Zelaya is (708) 388-5500.
- Is Alfonso Mejia-Zelaya's NPI active?
- Yes — Alfonso Mejia-Zelaya's NPI (1558502245) is active in the NPPES registry as of the last update on 2009-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.