PROVIDER PROFILE · NPI 1750303194

David Singer

Internal MedicineLong Beach, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where David Singer'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). 15 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DIGNITY HEALTH	126	829
Ammar Istwani Diagnostic Radiology · Long Beach, CA	51	239
Bassam Zahlan Diagnostic Radiology · Long Beach, CA	47	266
James Jengo Cardiology · Long Beach, CA	45	275
Amarjeet Kapoor Internal Medicine · Long Beach, CA	35	143
SMITH, DOUGLAS	28	104
Unilab Corporation Clinical Laboratory · West Hills, CA	25	116
John Issa Hospitalist · Long Beach, CA	21	238
LABORATORY CORPORATION OF AMERICA	17	123
BURG, ANDREW	12	62
Panos Marmarelis Neurology · Long Beach, CA	11	41
Douglas Ulmer Dermatology · Long Beach, CA	11	126

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