What is Michael Nielsen's specialty?

Michael Nielsen (NPI 1578794897) is a Medicare-billing provider whose primary specialty is Physician Assistant in Madison, WI.

Where does Michael Nielsen practice?

Michael Nielsen practices in Madison, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1578794897.

How much does Medicare pay Michael Nielsen?

Michael Nielsen (NPI 1578794897) received approximately $22K in total Medicare Part B payments, serving 248 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1578794897

Michael NielsenMHS, PAC

PRACTICEUNIVERSITY OF WISCONSIN MEDICAL FOUNDATION INCSee all providers at this practice →

Physician AssistantMadison, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

251

Unique beneficiaries

—

Total services

258

Distinct HCPCS

Medicare payment

$19K

Peer benchmark

Total Medicare services vs. 2,745 Physician Assistant providers in WI — above median (cohort median 189).

PRESCRIBING · PART D · 2024

Total Rx claims

176

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

37.5%

Top prescribed drugs

Cephalexin46 claims

Prednisone32 claims

Hydrocodone/Acetaminophen29 claims

Amoxicillin/Potassium Clav23 claims

Doxycycline Monohydrate20 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 Nielsen'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BEAVER DAM COMMUNITY HOSPITALS INC	272	840
Gerard Dynkowski Emergency Medicine · Milwaukee, WI	43	79
Richard Tovar Emergency Medicine · Beaver Dam, WI	42	87
City Of Beaver Dam Et Al Ambulance Service Provider · Beaver Dam, WI	32	64
Eric Kotal Emergency Medicine · Beaver Dam, WI	22	57
NPI 1376560334	19	29
Katherine Hallenbeck Diagnostic Radiology · St Francis, WI	17	26
NPI 1346310851	14	53
Ayman Yaish Otolaryngology · Beaver Dam, WI	14	38
Lifestar Emergency Medical Services, Llc Ambulance Service Provider · West Bend, WI	13	28
Robert Breger Diagnostic Radiology · Greenfield, WI	11	18
WENZEL, MARK	11	17

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