Leena Nayak, MD
NPI 1932131992 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leena Nayak, MD is a Family Medicine Physician provider in Chicago, IL (NPI 1932131992).
Provider details
- NPI number
- 1932131992
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036-113552 (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
2 documented practice locations
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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 61 | 36 |
| Amlodipine Besylate | 46 | 26 |
| Levothyroxine Sodium | 34 | 19 |
| Metoprolol Succinate | 30 | 16 |
| Rosuvastatin Calcium | 20 | — |
| Losartan Potassium | 18 | 12 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (1)
- 1135 S Delano Ct E Ste A201Chicago, IL 60605Phone: (312) 926-3627Fax: (312) 694-9287
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2024-03-12
- Certified
- 2024-03-12
Frequently asked questions
- What is Leena Nayak's NPI number?
- Leena Nayak's National Provider Identifier (NPI) is 1932131992, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leena Nayak's specialty?
- Leena Nayak is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leena Nayak located?
- Leena Nayak's practice location on file with NPPES is 1135 S Delano Ct E Ste A201, Chicago, IL 60605.
- What is Leena Nayak's phone number?
- The practice phone number listed in the NPPES registry for Leena Nayak is (312) 926-3627.
- Does Leena Nayak accept Medicare?
- Leena Nayak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leena Nayak's NPI active?
- Yes — Leena Nayak's NPI (1932131992) is active in the NPPES registry as of the last update on 2024-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.