What is Michael Karkkainen's specialty?

Michael Karkkainen (NPI 1821199100) is a Medicare-billing provider whose primary specialty is General Surgery in Marinette, WI.

Where does Michael Karkkainen practice?

Michael Karkkainen practices in Marinette, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1821199100.

How much does Medicare pay Michael Karkkainen?

Michael Karkkainen (NPI 1821199100) received approximately $52K in total Medicare Part B payments, serving 188 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821199100

Michael KarkkainenDO

General SurgeryMarinette, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

203

Unique beneficiaries

—

Total services

233

Distinct HCPCS

Medicare payment

$15K

Peer benchmark

Total Medicare services vs. 491 General Surgery providers in WI — top quintile (cohort median 201).

PRESCRIBING · PART D · 2024

Total Rx claims

241

Beneficiaries

—

Total drug cost

$3K

Distinct drugs

Brand share

78.8%

Top prescribed drugs

Hydrocodone/Acetaminophen140 claims

Cephalexin51 claims

Amoxicillin/Potassium Clav24 claims

Sacubitril/Valsartan13 claims

Sulfamethoxazole/Trimethoprim13 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Michael Karkkainen'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). 36 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
AURORA MEDICAL CENTER BAY AREA, INC	281	1,347
MALLORY, WILLIAM	119	355
Denise Kennedy Pathology · Green Bay, WI	79	188
Dolly Hakanen Certified Registered Nurse Anesthetist (CRNA) · Green Bay, WI	43	98
Brian Ceranski Certified Registered Nurse Anesthetist (CRNA) · Marinette, WI	42	108
Michael Swanson Certified Registered Nurse Anesthetist (CRNA) · Marinette, WI	40	77
Yasser Salem Cardiology · Marinette, WI	30	87
Amr Youssef Cardiology · Madison, WI	29	70
AURORA MEDICAL CENTER BAY AREA, INC	27	68
David Balison Diagnostic Radiology · Green Bay, WI	27	48
Michael Traktman Emergency Medicine · Iron Mountain, MI	26	91
David Bardsley Emergency Medicine · Eau Claire, WI	26	80

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