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PROVIDER PROFILE · NPI 1164446704

Maria HalvorsonDO

PRACTICEVALLEY OAK FAMILY PRACTICE MEDICAL GROUP INCSee all providers at this practice →
Family PracticeOjai, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (4)

CCN 057040
Home health agency
CCN 058039
Home health agency
CCN 050394
Hospital
CCN 051334
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
724
Unique beneficiaries
—
Total services
961
Distinct HCPCS
14
Medicare payment
$37K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 8,228 Family Practice providers in CA — top quintile (cohort median 411).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
4,431
Beneficiaries
—
Total drug cost
$158K
Distinct drugs
98
Brand share
19.2%
Top prescribed drugs
Atorvastatin Calcium352 claims
Levothyroxine Sodium297 claims
Lisinopril194 claims
Omeprazole151 claims
Metoprolol Succinate132 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Maria Halvorson'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). 7 inbound referrers · 13 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
69290
Christopher Herzig
Diagnostic Radiology · Santa Barbara, CA
2388
COMMUNITY MEMORIAL HEALTH SYSTEM2393
James Beaty
Podiatry · Ojai, CA
2150
Rochelle Wilson
Family Practice · Ojai, CA
1863
OJAI AMBULANCE, INC1346
Kyu Choi
Diagnostic Radiology · Ventura, CA
1233
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
87352
COMMUNITY MEMORIAL HEALTH SYSTEM81376
Douglas Nelson
Family Practice · Ojai, CA
25129
James Beaty
Podiatry · Ojai, CA
2064
Helen Petroff
Family Practice · Ojai, CA
1947
COMMUNITY MEMORIAL HEALTH SYSTEM1690
Ulrike Hayward
Nuclear Medicine · Santa Barbara, CA
1651
Kyu Choi
Diagnostic Radiology · Ventura, CA
1542
Ivan Hayward
Diagnostic Radiology · Santa Barbara, CA
1544
Rochelle Wilson
Family Practice · Ojai, CA
1442
Jason Barksdale
Diagnostic Radiology · Santa Barbara, CA
1345
Christopher Herzig
Diagnostic Radiology · Santa Barbara, CA
1337
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.