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PROVIDER PROFILE · NPI 1497779656

Karen FieldsMD

PRACTICEKAREN L FIELDS MD INCSee all providers at this practice →
Internal MedicineCamarillo, CAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
99.6
Quality
86.3
Cost
0.0
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
1.04%
APM Entity
PRESCRIBING · PART D · 2024
Total Rx claims
751
Beneficiaries
—
Total drug cost
$31K
Distinct drugs
35
Brand share
10.7%
Top prescribed drugs
Atorvastatin Calcium77 claims
Gabapentin47 claims
Amlodipine Besylate37 claims
Metoprolol Succinate33 claims
Apixaban29 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
45
Unique beneficiaries
—
Total services
61
Distinct HCPCS
2
Medicare payment
$7K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — bottom quintile (cohort median 531).
REFERRAL NETWORK

Where Karen Fields'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). 51 inbound referrers · 79 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
DIGNITY HEALTH1991,140
Unilab Corporation
Clinical Laboratory · West Hills, CA
157685
American Medical Response Ambulance Service Inc
Ambulance Service Provider · Moorpark, CA
95474
William Deruso
Diagnostic Radiology · Santa Barbara, CA
84402
THEURER, WILLIAM73446
DIGNITY HEALTH68322
Jeffrey Allan
Internal Medicine · Camarillo, CA
64439
Marlon Black
Diagnostic Radiology · Santa Barbara, CA
63378
Sean Freyne
Diagnostic Radiology · Fargo, ND
58281
Nicholas Hanson
Diagnostic Radiology · Salem, OR
51251
Yumin Qiu
Cardiology · Camarillo, CA
49300
Gary Mo
Cardiology · Camarillo, CA
45309
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
128515
DIGNITY HEALTH87409
Jeffrey Allan
Internal Medicine · Camarillo, CA
68749
GREENBERG, DANIEL68755
Avan Patel
Internal Medicine · Camarillo, CA
61627
William Deruso
Diagnostic Radiology · Santa Barbara, CA
52225
BERRETT, STEVEN46203
Gold Coast Ambulance Service
Ambulance Service Provider · Oxnard, CA
44212
DIGNITY HEALTH43180
Marlon Black
Diagnostic Radiology · Santa Barbara, CA
41246
Sean Freyne
Diagnostic Radiology · Fargo, ND
41152
THEURER, WILLIAM40214
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.