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PROVIDER PROFILE · NPI 1497779300

William MillsM.D.

PRACTICEJOHN MUIR HEALTHSee all providers at this practice →
Emergency MedicineWalnut Creek, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PricingContactPrivacyTerms
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$50
Payment records
1
By payment type
Food and Beverage$50
QUALITY · MIPS · 2024
Final MIPS score
96.7
Quality
90.0
Cost
78.4
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
0.91%
Group
PRESCRIBING · PART D · 2024
Total Rx claims
46
Beneficiaries
—
Total drug cost
$242
Distinct drugs
3
Brand share
58.7%
Top prescribed drugs
Cephalexin19 claims
Hydrocodone/Acetaminophen15 claims
Ondansetron12 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
462
Unique beneficiaries
—
Total services
466
Distinct HCPCS
4
Medicare payment
$61K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 5,287 Emergency Medicine providers in CA — above median (cohort median 355).
REFERRAL NETWORK

Where William Mills'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). 39 inbound referrers · 103 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Kimberly Blumberg
Diagnostic Radiology · Walnut Creek, CA
59124
Angelo Crudale
Diagnostic Radiology · Walnut Creek, CA
4887
Sunil Gandhi
Diagnostic Radiology · Walnut Creek, CA
4272
Amy Lai
Diagnostic Radiology · New York, NY
3963
Mark Tu
Diagnostic Radiology · Walnut Creek, CA
3761
Jonathan Posin
Diagnostic Radiology · Walnut Creek, CA
3765
Eric Chen
Interventional Radiology · Los Angeles, CA
3255
DAVIS, SALLY2739
Andrew Dublin
Interventional Cardiology · Walnut Creek, CA
2744
Michael Brown
Cardiology · Walnut Creek, CA
2549
Joan Reynolds
Diagnostic Radiology · Walnut Creek, CA
2538
SCHICK, ROBERT2541
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
JOHN MUIR HEALTH5321,153
American Medical Response West
Ambulance Service Provider · Concord, CA
175326
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
156477
William Hoddick
Diagnostic Radiology · Walnut Creek, CA
64102
John Vanuden
Diagnostic Radiology · Walnut Creek, CA
5698
JOHN MUIR HEALTH5473
North Star Emergency Services, Inc.
Ambulance Service Provider · Livermore, CA
5270
SIGEL, RICHARD4888
Gary Gershony
Interventional Cardiology · Concord, CA
4366
Paul Ho
Cardiology · Walnut Creek, CA
4184
Jonathan Posin
Diagnostic Radiology · Walnut Creek, CA
4065
Kirk So
Diagnostic Radiology · Walnut Creek, CA
4068
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.