What is Michael Williams's specialty?

Michael Williams (NPI 1578561304) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Southfield, MI.

Where does Michael Williams practice?

Michael Williams practices in Southfield, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1578561304.

How much does Medicare pay Michael Williams?

Michael Williams (NPI 1578561304) received approximately $12K in total Medicare Part B payments, serving 54 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1578561304

Michael WilliamsMD

Emergency MedicineSouthfield, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

171

Distinct HCPCS

Medicare payment

$12K

Peer benchmark

Total Medicare services vs. 2,370 Emergency Medicine providers in MI — below median (cohort median 308).

PRESCRIBING · PART D · 2024

Total Rx claims

1,748

Beneficiaries

—

Total drug cost

$50K

Distinct drugs

Brand share

26.4%

Top prescribed drugs

Oxycodone Hcl339 claims

Oxycodone Hcl/Acetaminophen282 claims

Cyclobenzaprine Hcl178 claims

Diclofenac Sodium145 claims

Hydrocodone/Acetaminophen124 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Michael Williams'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST JOSEPH MERCY HOSPITAL-SMHC	58	86
MCLAREN OAKLAND	45	91
Timothy Oneill Family Practice · Clarkston, MI	33	50
Biotech Clinical Laboratories Inc Clinical Laboratory · Novi, MI	20	36
RIZZO, WILLIAM	16	19
Michele Degregorio Interventional Cardiology · Bloomfield Hills, MI	12	33
WILLIAM BEAUMONT HOSPITAL	12	18
QUEST DIAGNOSTICS INCORPORATED MI	11	31

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events