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PROVIDER PROFILE · NPI 1245242197

Charles DonnerM.D.

PRACTICESANSUM CLINICSee all providers at this practice →
EndocrinologySanta Barbara, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
Total Rx claims
1,724
Beneficiaries
—
Total drug cost
$241K
Distinct drugs
18
Brand share
50.3%
Top prescribed drugs
Levothyroxine Sodium648 claims
Levothyroxine Sodium586 claims
Liothyronine Sodium91 claims
Levothyroxine Sodium60 claims
Calcitriol33 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
954
Unique beneficiaries
—
Total services
3,780
Distinct HCPCS
11
Medicare payment
$115K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 633 Endocrinology providers in CA — top quintile (cohort median 1,164).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$74
Payment records
4
By payment type
Food and Beverage$74
REFERRAL NETWORK

Where Charles Donner'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). 26 inbound referrers · 52 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Pacific Diagnostic Laboratories
Clinical Laboratory · Santa Barbara, CA
5761,653
Rosanna Petronella
Physician Assistant · Santa Barbara, CA
174389
Sean Snodgress
Diagnostic Radiology · Santa Barbara, CA
4963
Pacific Point Laboratories, Inc.
Clinical Laboratory · San Luis Obispo, CA
4669
SANTA BARBARA COTTAGE HOSPITAL4563
Mayo Collaborative Services, Inc
Clinical Laboratory · Rochester, MN
4158
Christopher Kuzminski
Diagnostic Radiology · Santa Barbara, CA
3744
Michael Trambert
Diagnostic Radiology · Santa Barbara, CA
3439
Unilab Corporation
Clinical Laboratory · West Hills, CA
3261
POJUNAS, KATHLEEN3238
James Benzian
Diagnostic Radiology · Santa Barbara, CA
2938
Steven Hartzman
Diagnostic Radiology · Santa Barbara, CA
2637
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Pacific Diagnostic Laboratories
Clinical Laboratory · Santa Barbara, CA
3951,250
Rosanna Petronella
Physician Assistant · Santa Barbara, CA
81138
SANTA BARBARA COTTAGE HOSPITAL6997
John Wheelock
Diagnostic Radiology · Santa Barbara, CA
5965
John Yoon
Diagnostic Radiology · Santa Barbara, CA
5666
Daniel Berger
Endocrinology · Santa Barbara, CA
5572
Michael Trambert
Diagnostic Radiology · Santa Barbara, CA
5155
POJUNAS, KATHLEEN4353
Pacific Point Laboratories, Inc.
Clinical Laboratory · San Luis Obispo, CA
4055
James Benzian
Diagnostic Radiology · Santa Barbara, CA
3647
Sean Snodgress
Diagnostic Radiology · Santa Barbara, CA
3237
Robert Leposavic
Dermatology · Santa Barbara, CA
2945
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.