What is Bassam Nassir's specialty?

Bassam Nassir (NPI 1386848166) is a Medicare-billing provider whose primary specialty is Internal Medicine in El Cajon, CA.

Where does Bassam Nassir practice?

Bassam Nassir practices in El Cajon, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1386848166.

How much does Medicare pay Bassam Nassir?

Bassam Nassir (NPI 1386848166) received approximately $5K in total Medicare Part B payments, serving 130 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1386848166

Bassam NassirM.D.

PRACTICEHELP YOUSee all providers at this practice →

Internal MedicineEl Cajon, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

138

Unique beneficiaries

—

Total services

243

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — below median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

7,271

Beneficiaries

—

Total drug cost

$335K

Distinct drugs

Brand share

12.7%

Top prescribed drugs

Lisinopril591 claims

Simvastatin543 claims

Amlodipine Besylate487 claims

Atorvastatin Calcium446 claims

Metformin Hcl377 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$20

Payment records

By payment type

Food and Beverage$20

Top paying entities

Food and Beverage$20

REFERRAL NETWORK

Where Bassam Nassir'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). 1 inbound referrers · 3 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	71	508

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	40	146
GROSSMONT HOSPITAL CORPORATION	24	75
John Kasawa Family Practice · El Cajon, CA	11	20

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events