Jairo Mejia, M.D.
NPI 1952361164 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jairo Mejia, M.D. is a Internal Medicine Physician provider in Chicago, IL (NPI 1952361164).
Provider details
- NPI number
- 1952361164
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 36-112606 (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
20 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 99 | 24 |
| Atorvastatin Calcium | 63 | 21 |
| Metoprolol Succinate | 57 | 14 |
| Metformin Hcl | 46 | 16 |
| Levothyroxine Sodium | 45 | 13 |
| Amlodipine Besylate | 41 | 14 |
| Pravastatin Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-23
- Last updated
- 2012-05-13
Frequently asked questions
- What is Jairo Mejia's NPI number?
- Jairo Mejia's National Provider Identifier (NPI) is 1952361164, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jairo Mejia's specialty?
- Jairo Mejia is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jairo Mejia located?
- Jairo Mejia's practice location on file with NPPES is 2533 W Cermak Rd, Chicago, IL 60608-3719.
- What is Jairo Mejia's phone number?
- The practice phone number listed in the NPPES registry for Jairo Mejia is (773) 523-0900.
- Does Jairo Mejia accept Medicare?
- Jairo Mejia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jairo Mejia's NPI active?
- Yes — Jairo Mejia's NPI (1952361164) is active in the NPPES registry as of the last update on 2012-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.