PROVIDER PROFILE · NPI 1972539047

Diane Tam SingerM.D.

PathologyTorrance, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,354

Unique beneficiaries

—

Total services

2,236

Distinct HCPCS

Medicare payment

$62K

Peer benchmark

Total Medicare services vs. 1,209 Pathology providers in CA — above median (cohort median 1,423).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

93.4

Quality

88.6

Cost

77.9

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.77%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Diane Tam 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). 39 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
HUETTNER, GLENN	81	178
Richard Sullivan Diagnostic Radiology · Torrance, CA	77	169
Robert Kolanz Diagnostic Radiology · Torrance, CA	76	173
TORRANCE MEMORIAL MEDICAL CENTER	60	106
Westmed Ambulance Inc Ambulance Service Provider · Compton, CA	54	74
Lucas Nishioka Diagnostic Radiology · Torrance, CA	52	85
Unilab Corporation Clinical Laboratory · West Hills, CA	43	80
Janak Raval Diagnostic Radiology · Torrance, CA	39	65
Michael Stein Diagnostic Radiology · Torrance, CA	39	59
PATHOLOGY, INC.	33	54
Lalitha Ramanna Diagnostic Radiology · Torrance, CA	24	30
Xiaoyan Zhang Anesthesiology · Torrance, CA	24	25

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