DR. KEVIN L MORTARA MD
NPI 1033109210
Internal Medicine - Hematology & Oncology in Green Bay, WI
About Dr. Kevin L Mortara Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KEVIN L MORTARA MD (NPI 1033109210) is an individual hematology & oncology provider in Green Bay, Wisconsin, licensed in Wisconsin (48997-20) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Kevin L Mortara Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Kevin Mortara reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Green Bay, WI 54313
- Reassigned Medicare billing, Wisconsin enrollment
- 875 clinicians in this Medicare group
Oconto Falls, WI 54154
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1356373302 (Wisconsin)
- 573 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54313 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
GREEN BAY, WI 54313
GREEN BAY, WI 54313
GREEN BAY, WI 54313
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 Kevin Mortara's NPI number?
The NPI number for Kevin Mortara is 1033109210. It was assigned to this individual provider in the NPPES registry on October 27, 2005.
Where is Kevin Mortara located?
Kevin Mortara practices at 1580 Commanche Ave, Green Bay, WI 54313. The listed phone number is (920) 435-8326.
What is Kevin Mortara's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Kevin Mortara enrolled in Medicare?
Yes. Kevin Mortara is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Kevin Mortara's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kevin Mortara reassigns Medicare benefits to 2 organizations: Bellin Memorial Hospital Inc (Green Bay, WI) and Oconto Hospital & Medical Center, Inc. (Oconto Falls, WI). 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 Kevin Mortara's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Kevin Mortara was last updated on June 12, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.