Zareena Abbas, MD
NPI 1427078872 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zareena Abbas, MD is a Internal Medicine Physician provider in Chicago, IL (NPI 1427078872).
Provider details
- NPI number
- 1427078872
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036068929 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
863 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 367 | $87 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 83 | $10 |
| Administration of Vaccine90471 | 76 | $21 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 67 | $8 |
| Hemoglobin A1c Level83036 | 61 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 59 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 92 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 238 | 75 |
| Losartan Potassium | 181 | 50 |
| Metformin Hcl | 174 | 50 |
| Gabapentin | 168 | 38 |
| Atorvastatin Calcium | 165 | 54 |
| Levothyroxine Sodium | 164 | 41 |
| Albuterol Sulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$451 across 24 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2025-10-03
- Certified
- 2025-10-03
Frequently asked questions
- What is Zareena Abbas's NPI number?
- Zareena Abbas's National Provider Identifier (NPI) is 1427078872, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zareena Abbas's specialty?
- Zareena Abbas is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zareena Abbas located?
- Zareena Abbas's practice location on file with NPPES is 5140 N California Ave Ste 505, Chicago, IL 60625-2577.
- What is Zareena Abbas's phone number?
- The practice phone number listed in the NPPES registry for Zareena Abbas is (630) 995-9290.
- Does Zareena Abbas accept Medicare?
- Zareena Abbas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zareena Abbas's NPI active?
- Yes — Zareena Abbas's NPI (1427078872) is active in the NPPES registry as of the last update on 2025-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.