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PROVIDER PROFILE · NPI 1295948727

Karl JohsensM.D.

PRACTICEKARL JOHSENS MD & DRUSILLA LDH LEE MD INCSee all providers at this practice →
Internal MedicineSanta Cruz, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
Final MIPS score
87.1
Quality
83.9
Cost
73.1
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.51%
Individual
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (6)

CCN 057007
Home health agency
CCN 559775
Home health agency
CCN 051526
Hospice
CCN 050242
Hospital
CCN 050441
Hospital
CCN 056048
Nursing home
PRESCRIBING · PART D · 2024
Total Rx claims
3,538
Beneficiaries
—
Total drug cost
$234K
Distinct drugs
92
Brand share
19.9%
Top prescribed drugs
Atorvastatin Calcium228 claims
Rosuvastatin Calcium190 claims
Losartan Potassium112 claims
Amlodipine Besylate110 claims
Omeprazole108 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,052
Unique beneficiaries
—
Total services
2,320
Distinct HCPCS
13
Medicare payment
$148K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Karl Johsens'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). 13 inbound referrers · 29 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
DIGNITY HEALTH51243
Community Mobile Diagnostics Llc
Portable X-Ray Supplier · San Leandro, CA
37326
SCHMETZ, MARK2272
Richard Minkner
Family Practice · Santa Cruz, CA
2145
Cleveland Heartlab Inc
Clinical Laboratory · Cleveland, OH
1946
Evan Sirc
Nuclear Medicine · Santa Cruz, CA
1887
Nicholas Astromoff
Diagnostic Radiology · Santa Cruz, CA
1769
American Medical Transport Inc.
Ambulance Service Provider · La Selva Beach, CA
1658
Morgan Magid
Dermatology · Santa Cruz, CA
1432
Roy Martinez
Diagnostic Radiology · Santa Cruz, CA
1449
THAANUM, MICHAEL1223
Aaron Morse
Sleep Medicine · Santa Cruz, CA
1154
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
DIGNITY HEALTH62290
MDX-MDL HOLDINGS, LLC491,319
Unilab Corporation
Clinical Laboratory · San Jose, CA
46179
Community Mobile Diagnostics Llc
Portable X-Ray Supplier · San Leandro, CA
32243
KARL JOHSENS MD & DRUSILLA LDH LEE MD INC26138
American Medical Response West
Ambulance Service Provider · Santa Cruz, CA
2386
SANTA CRUZ SKILLED NURSING CENTER, INC2182
Kevin Mchugh
Diagnostic Radiology · Santa Cruz, CA
2041
American Medical Transport Inc.
Ambulance Service Provider · La Selva Beach, CA
2065
Jason Novick
Podiatry · Capitola, CA
2063
Juan Rodriguez
Diagnostic Radiology · Salinas, CA
1956
Richard Minkner
Family Practice · Santa Cruz, CA
1749
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.