DR. MARINA L. KROPP M.D.
NPI 1255512141
Physical Medicine & Rehabilitation in Mequon, WI
About Dr. Marina L. Kropp M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARINA L. KROPP M.D. (NPI 1255512141) is an individual physical medicine & rehabilitation provider in Mequon, Wisconsin, licensed in Wisconsin (42251-020) and active in the NPI registry since November 2007. She is enrolled in Medicare PECOS, is affiliated with Ascension Columbia St Mary's Hospital Milwaukee, and is a graduate of Other (1982).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Marina L. Kropp M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Marina Kropp reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mequon, WI 53097
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Columbia St Marys Hospital Milwaukee Inc
- 856 clinicians in this Medicare group
Glendale, WI 53212
- Reassigned Medicare billing, Wisconsin enrollment
- 1,343 clinicians in this Medicare group
Chicago, IL 60611
- Reassigned Medicare billing, Wisconsin enrollment
- 17 clinicians in this Medicare group
Miramar, FL 33027
- Reassigned Medicare billing, Wisconsin enrollment
- 22 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension Columbia St Mary's Hospital Milwaukee
Acute Care Hospitals · Milwaukee, WIMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MEQUON, WI 53097
MEQUON, WI 53097
MEQUON, WI 53097
MEQUON, WI 53097
MEQUON, WI 53097
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Marina Kropp's NPI number?
The NPI number for Marina Kropp is 1255512141. It was assigned to this individual provider in the NPPES registry on November 19, 2007.
Where is Marina Kropp located?
Marina Kropp practices at 13111 N Port Washington Rd, Mequon, WI 53097. The listed phone number is (872) 231-3162.
What is Marina Kropp's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Marina Kropp enrolled in Medicare?
Yes. Marina Kropp is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Marina Kropp's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marina Kropp reassigns Medicare benefits to 4 organizations: Columbia St. Mary's Hospital Milwaukee, Inc (Mequon, WI), Ascension Medical Group-Southeast Wisconsin Inc (Glendale, WI), Integrated Rehab Consultants LLC (Chicago, IL) and Vohra Wound Physicians Of The Mid-West, S.C. (Miramar, FL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Marina Kropp's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Marina Kropp affiliated with any hospitals?
According to CMS data, Marina Kropp is affiliated with Ascension Columbia St Mary's Hospital Milwaukee.
When was this NPI record last updated?
The NPPES record for Marina Kropp was last updated on October 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.