What is Frederick David's specialty?

Frederick David (NPI 1982793808) is a Medicare-billing provider whose primary specialty is Radiation Oncology in Santa Rosa, CA.

Where does Frederick David practice?

Frederick David practices in Santa Rosa, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1982793808.

How much does Medicare pay Frederick David?

Frederick David (NPI 1982793808) received approximately $167K in total Medicare Part B payments, serving 376 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1982793808

Frederick DavidM.D.

Radiation OncologySanta Rosa, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,075

Unique beneficiaries

—

Total services

2,085

Distinct HCPCS

Medicare payment

$161K

Peer benchmark

Total Medicare services vs. 496 Radiation Oncology providers in CA — above median (cohort median 1,716).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$592

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Tamsulosin Hcl41 claims

Triamcinolone Acetonide16 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$989

Payment records

By payment type

Food and Beverage$989

Top paying entities

Food and Beverage$989

REFERRAL NETWORK

Where Frederick David'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). 20 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST. JOSEPH HEALTH NORTHERN CALIFORNIA, LLC	266	4,068
Jay Joseph Radiation Oncology · Ukiah, CA	57	558
Paul Wasserstein Pathology · Greenbrae, CA	32	103
Leroy Wayne Keiser Medical Oncology · Santa Rosa, CA	32	829
Wes Lee Medical Oncology · Santa Rosa, CA	30	775
SUTTER WEST BAY MEDICAL FOUNDATION	30	872
Peter Brett Hematology-Oncology · Santa Rosa, CA	28	664
David Schmidt Diagnostic Radiology · Santa Rosa, CA	27	146
Jarrod Holmes Medical Oncology · Santa Rosa, CA	26	492
NORCAL HEALTHCONNECT LLC	26	104
Tashfeen Ekram Diagnostic Radiology · Mchenry, IL	26	102
NORTH SONOMA COUNTY HEALTH CARE DISTRICT	24	238

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events