PROVIDER PROFILE · NPI 1003827411

Nanzeen SayefM.D.

Internal MedicineChicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

345

Unique beneficiaries

—

Total services

496

Distinct HCPCS

Medicare payment

$34K

Peer benchmark

Total Medicare services vs. 3,790 Internal Medicine providers in IL — below median (cohort median 760).

PRESCRIBING · PART D · 2024

Total Rx claims

5,872

Beneficiaries

—

Total drug cost

$579K

Distinct drugs

Brand share

23.2%

Top prescribed drugs

Atorvastatin Calcium612 claims

Amlodipine Besylate582 claims

Metoprolol Succinate374 claims

Losartan Potassium295 claims

Hydrochlorothiazide255 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 147150

Home health agency

CCN 140048

Hospital

CCN 140208

Hospital

REFERRAL NETWORK

Where Nanzeen Sayef's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 0 inbound referrers · 4 outbound destinations.

Receives referrals from

Inbound — who sends patients here

No inbound pairs above the suppression threshold.

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
A2cl Services, Llc Clinical Laboratory · West Allis, WI	72	264
Kenneth Lapat Diagnostic Radiology · Chicago, IL	23	57
ADVOCATE HEALTH AND HOSPITALS CORPORATION	23	97
Richard Bauer Diagnostic Radiology · Highland Park, IL	13	31

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history