What is Marc Grodsky's specialty?

Marc Grodsky (NPI 1639379118) is a Medicare-billing provider whose primary specialty is Colorectal Surgery (Proctology) in Green Bay, WI.

Where does Marc Grodsky practice?

Marc Grodsky practices in Green Bay, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1639379118.

How much does Medicare pay Marc Grodsky?

Marc Grodsky (NPI 1639379118) received approximately $37K in total Medicare Part B payments, serving 79 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1639379118

Marc GrodskyMD

PRACTICENEW SURGICAL ASSOCIATES SCSee all providers at this practice →

Colorectal Surgery (Proctology)Green Bay, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$4K

Peer benchmark

Total Medicare services vs. 20 Colorectal Surgery (Proctology) providers in WI — below median (cohort median 220).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

59.6%

Top prescribed drugs

Sodium Chloride/Nahco3/Kcl/Peg35 claims

Hydrocodone/Acetaminophen21 claims

Metronidazole19 claims

Neomycin Sulfate19 claims

QUALITY · MIPS · 2024

Final MIPS score

94.8

Quality

86.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.83%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Marc Grodsky'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). 3 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST VINCENT HOSPITAL-HOSPITAL SISTERS-THIRD ORDER OF ST FRANCIS	14	37
Peter Falk General Practice · Green Bay, WI	11	27
Scott Ruggles Colorectal Surgery (Proctology) · Green Bay, WI	11	28

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