What is Diana Superfin's specialty?

Diana Superfin (NPI 1750365953) is a Medicare-billing provider whose primary specialty is Medical Oncology in Walnut Creek, CA.

Where does Diana Superfin practice?

Diana Superfin practices in Walnut Creek, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1750365953.

How much does Medicare pay Diana Superfin?

Diana Superfin (NPI 1750365953) received approximately $2.7M in total Medicare Part B payments, serving 473 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1750365953

Diana SuperfinM.D.

PRACTICELABORATORY CORPORATION OF AMERICASee all providers at this practice →

Medical OncologyWalnut Creek, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,830

Unique beneficiaries

—

Total services

111,926

Distinct HCPCS

Medicare payment

$938K

Peer benchmark

Total Medicare services vs. 268 Medical Oncology providers in CA — top quintile (cohort median 1,130).

PRESCRIBING · PART D · 2024

Total Rx claims

752

Beneficiaries

—

Total drug cost

$1.8M

Distinct drugs

Brand share

51.1%

Top prescribed drugs

Darbepoetin Alfa In Polysorbat75 claims

Apixaban72 claims

Pegfilgrastim55 claims

Exemestane45 claims

Prednisone39 claims

QUALITY · MIPS · 2024

Final MIPS score

0.0

Quality

0.0

Cost

0.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-9.00%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$8K

Payment records

231

By payment type

Food and Beverage$5K

Consulting Fee$3K

Top paying entities

Food and Beverage$5K

Consulting Fee$3K

REFERRAL NETWORK

Where Diana Superfin'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). 32 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jonathan Posin Diagnostic Radiology · Walnut Creek, CA	60	297
Michael Sherman Hematology-Oncology · Walnut Creek, CA	31	349
Angelo Crudale Diagnostic Radiology · Walnut Creek, CA	28	84
Vandana Raman Hematology-Oncology · Lafayette, IN	26	181
Sunil Gandhi Diagnostic Radiology · Walnut Creek, CA	26	81
Ronald Chan Diagnostic Radiology · Walnut Creek, CA	24	99
Joan Reynolds Diagnostic Radiology · Walnut Creek, CA	24	102
David Goldberg Diagnostic Radiology · Walnut Creek, CA	22	97
FISH, JONATHAN	22	34
Ramin Khashayar Pulmonary Disease · Walnut Creek, CA	22	230
Amy Lai Diagnostic Radiology · New York, NY	19	124
Kimberly Blumberg Diagnostic Radiology · Walnut Creek, CA	19	54

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