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PROVIDER PROFILE · NPI 1295717411

Carolyn LaceyM.D.

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

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 050180
Hospital
CCN 050276
Hospital
CCN 050496
Hospital
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
PRESCRIBING · PART D · 2024
Total Rx claims
5,079
Beneficiaries
—
Total drug cost
$1.5M
Distinct drugs
52
Brand share
27.2%
Top prescribed drugs
Atorvastatin Calcium627 claims
Apixaban490 claims
Metoprolol Succinate400 claims
Rosuvastatin Calcium352 claims
Carvedilol261 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
4,669
Unique beneficiaries
—
Total services
7,572
Distinct HCPCS
37
Medicare payment
$491K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,869 Cardiology providers in CA — top quintile (cohort median 2,371).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$3K
Payment records
112
By payment type
Food and Beverage$3K
REFERRAL NETWORK

Where Carolyn Lacey'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). 85 inbound referrers · 152 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Jonathan Posin
Diagnostic Radiology · Walnut Creek, CA
86185
Angelo Crudale
Diagnostic Radiology · Walnut Creek, CA
85176
Andrew Dublin
Interventional Cardiology · Walnut Creek, CA
80178
Perkin Shiu
Cardiology · Walnut Creek, CA
80285
Hennessey Tseng
Cardiology · Walnut Creek, CA
75246
Michael Brown
Cardiology · Walnut Creek, CA
73169
Sunil Gandhi
Diagnostic Radiology · Walnut Creek, CA
71155
Ronald Chan
Diagnostic Radiology · Walnut Creek, CA
58130
Amy Lai
Diagnostic Radiology · New York, NY
58121
Richard Chang
Undefined Physician type · Walnut Creek, CA
58195
Kimberly Blumberg
Diagnostic Radiology · Walnut Creek, CA
56129
Eric Chen
Interventional Radiology · Los Angeles, CA
4692
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
JOHN MUIR HEALTH283706
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
189583
Jonathan Posin
Diagnostic Radiology · Walnut Creek, CA
99216
William Hoddick
Diagnostic Radiology · Walnut Creek, CA
98218
JOHN MUIR HEALTH94208
JOHN MUIR HEALTH80126
Paul Ho
Cardiology · Walnut Creek, CA
78253
American Medical Response West
Ambulance Service Provider · Concord, CA
73128
Irhythm Technologies, Inc.
Independent Diagnostic Testing Facility (IDTF) · San Francisco, CA
68126
Perkin Shiu
Cardiology · Walnut Creek, CA
68187
Andrew Dublin
Interventional Cardiology · Walnut Creek, CA
66160
Hennessey Tseng
Cardiology · Walnut Creek, CA
63145
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.