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PROVIDER PROFILE · NPI 1093719056

Michael BrownM.D.

PRACTICEJOHN MUIR PHYSICIAN NETWORKSee all providers at this practice →
CardiologyWalnut Creek, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
Final MIPS score
90.3
Quality
89.5
Cost
74.3
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.64%
Group
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (6)

CCN 057276
Home health agency
CCN 050180
Hospital
CCN 050454
Hospital
CCN 050496
Hospital
CCN 050523
Hospital
CCN 050689
Hospital
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$968
Payment records
43
By payment type
Food and Beverage$968
Top paying entities
Food and Beverage$968
PRESCRIBING · PART D · 2024
Total Rx claims
6,829
Beneficiaries
—
Total drug cost
$1.7M
Distinct drugs
89
Brand share
30.8%
Top prescribed drugs
Atorvastatin Calcium512 claims
Apixaban445 claims
Metoprolol Succinate336 claims
Rosuvastatin Calcium310 claims
Bisoprolol Fumarate222 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
4,166
Unique beneficiaries
—
Total services
6,403
Distinct HCPCS
36
Medicare payment
$416K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,869 Cardiology providers in CA — top quintile (cohort median 2,371).
REFERRAL NETWORK

Where Michael Brown'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). 97 inbound referrers · 238 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Jonathan Posin
Diagnostic Radiology · Walnut Creek, CA
100167
Andrew Dublin
Interventional Cardiology · Walnut Creek, CA
73144
Angelo Crudale
Diagnostic Radiology · Walnut Creek, CA
70111
Hennessey Tseng
Cardiology · Walnut Creek, CA
64176
Kimberly Blumberg
Diagnostic Radiology · Walnut Creek, CA
60122
Amy Lai
Diagnostic Radiology · New York, NY
5982
Ronald Chan
Diagnostic Radiology · Walnut Creek, CA
5077
JOHN MUIR HEALTH5078
Antonio Muto-Isolani
Emergency Medicine · Alameda, CA
4974
Sunil Gandhi
Diagnostic Radiology · Walnut Creek, CA
4793
Ramin Khashayar
Pulmonary Disease · Walnut Creek, CA
47210
Perkin Shiu
Cardiology · Walnut Creek, CA
4585
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
JOHN MUIR HEALTH6781,369
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
4561,189
American Medical Response West
Ambulance Service Provider · Concord, CA
200281
Jonathan Posin
Diagnostic Radiology · Walnut Creek, CA
137252
JOHN MUIR HEALTH113162
Kirk So
Diagnostic Radiology · Walnut Creek, CA
112189
William Hoddick
Diagnostic Radiology · Walnut Creek, CA
105192
Kimberly Blumberg
Diagnostic Radiology · Walnut Creek, CA
104175
Angelo Crudale
Diagnostic Radiology · Walnut Creek, CA
104160
JOHN MUIR HEALTH104185
Amy Lai
Diagnostic Radiology · New York, NY
102182
Paul Ho
Cardiology · Walnut Creek, CA
99282
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.