PROVIDER PROFILE · NPI 1649454638

Tanzina NasreenM.D.

PRACTICEMEDICINE AND NEPHROLOGY ASSOCIATESSee all providers at this practice →

NephrologyLos Alamitos, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

400

Unique beneficiaries

—

Total services

1,856

Distinct HCPCS

Medicare payment

$169K

Peer benchmark

Total Medicare services vs. 985 Nephrology providers in CA — above median (cohort median 1,482).

PRESCRIBING · PART D · 2024

Total Rx claims

1,258

Beneficiaries

—

Total drug cost

$292K

Distinct drugs

Brand share

29.2%

Top prescribed drugs

Dapagliflozin Propanediol118 claims

Sevelamer Carbonate93 claims

Amlodipine Besylate81 claims

Calcium Acetate75 claims

Nifedipine70 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$95

Payment records

By payment type

Food and Beverage$95

REFERRAL NETWORK

Where Tanzina Nasreen'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). 16 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UNIVERSITY OF CALIFORNIA IRVINE	79	209
NPI 1255335535	63	352
PIH HEALTH DOWNEY HOSPITAL	36	67
Unilab Corporation Clinical Laboratory · West Hills, CA	30	101
Shivanand Pole Internal Medicine · Los Alamitos, CA	24	188
David Kramer Cardiology · Anaheim, CA	19	46
Phong Vuong Diagnostic Radiology · Los Angeles, CA	17	40
Ghulam Dostzada Specialist · Los Alamitos, CA	16	101
TOTAL RENAL CARE INC	16	67
Martin Schwartz Diagnostic Radiology · Los Angeles, CA	16	105
TOTAL RENAL CARE INC	15	220
NPI 1336152008	14	57

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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