Nazneen Fatima, M.D.
NPI 1437449238 · Clinical Pathology/Laboratory Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nazneen Fatima, M.D. is a Clinical Pathology/Laboratory Medicine Physician provider in Chicago, IL (NPI 1437449238).
Provider details
- NPI number
- 1437449238
- Entity type
- Individual
- Primary specialty
- Clinical Pathology/Laboratory Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,498 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 728 | $36 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 220 | $27 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 189 | $33 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 55 | $79 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 42 | $11 |
| Microscopic Genetic Analysis of Tumor, Manual88360 | 39 | $40 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-04-13
- Last updated
- 2016-06-03
Frequently asked questions
- What is Nazneen Fatima's NPI number?
- Nazneen Fatima's National Provider Identifier (NPI) is 1437449238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nazneen Fatima's specialty?
- Nazneen Fatima is listed in the NPPES registry with a primary specialty of Clinical Pathology/Laboratory Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nazneen Fatima located?
- Nazneen Fatima's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611-2908.
- What is Nazneen Fatima's phone number?
- The practice phone number listed in the NPPES registry for Nazneen Fatima is (312) 926-2446.
- Does Nazneen Fatima accept Medicare?
- Nazneen Fatima is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nazneen Fatima's NPI active?
- Yes — Nazneen Fatima's NPI (1437449238) is active in the NPPES registry as of the last update on 2016-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.