IndividualActive
Juan Ortiz Mairena, M.D.
NPI 1992694384 · Internal Medicine Physician · Chicago, IL
Juan Ortiz Mairena, M.D. is a Internal Medicine Physician provider in Chicago, IL (NPI 1992694384).
Provider details
- NPI number
- 1992694384
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 125.085277 (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
3134 N Clark St
Chicago, IL 60657-4414
Phone: (312) 766-4949
Fax: (312) 766-4925
Street-level locationGet directions
Mailing address
3134 N Clark St
Chicago, IL 60657-4414
Registry dates
- Enumerated
- 2025-06-30
- Last updated
- 2025-06-30
- Certified
- 2025-06-30
Frequently asked questions
- What is Juan Ortiz Mairena's NPI number?
- Juan Ortiz Mairena's National Provider Identifier (NPI) is 1992694384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Juan Ortiz Mairena's specialty?
- Juan Ortiz Mairena is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Juan Ortiz Mairena located?
- Juan Ortiz Mairena's practice location on file with NPPES is 3134 N Clark St, Chicago, IL 60657-4414.
- What is Juan Ortiz Mairena's phone number?
- The practice phone number listed in the NPPES registry for Juan Ortiz Mairena is (312) 766-4949.
- Is Juan Ortiz Mairena's NPI active?
- Yes — Juan Ortiz Mairena's NPI (1992694384) 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.