THOMAS MICHAEL KUCZMARSKI MD
NPI 1952862815
Internal Medicine - Hematology & Oncology in South Portland, ME
About Thomas Michael Kuczmarski Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS MICHAEL KUCZMARSKI MD (NPI 1952862815) is an individual hematology & oncology provider in South Portland, Maine, licensed in Maine (MD29424) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
Accepted Insurance
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
Thomas Michael Kuczmarski Md 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 Reassignment
Medicare enrollment records show Thomas Kuczmarski reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
South Portland, ME 04106
- Reassigned Medicare billing, Maine enrollment
- 3,140 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Maine Medical Center
Acute Care Hospitals · Portland, MEPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04106 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
SOUTH PORTLAND, ME 04106
SOUTH PORTLAND, ME 04106
SOUTH PORTLAND, ME 04106
SOUTH PORTLAND, ME 04106
SOUTH PORTLAND, ME 04106
SOUTH PORTLAND, ME 04106
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 Thomas Kuczmarski's NPI number?
The NPI number for Thomas Kuczmarski is 1952862815. It was assigned to this individual provider in the NPPES registry on March 25, 2019.
Where is Thomas Kuczmarski located?
Thomas Kuczmarski practices at 265 Western Ave Ste 2, South Portland, ME 04106. The listed phone number is (207) 661-0200.
What is Thomas Kuczmarski's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Thomas Kuczmarski enrolled in Medicare?
Yes. Thomas Kuczmarski 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 organization bills Medicare for Thomas Kuczmarski's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Kuczmarski reassigns Medicare benefits to Mainehealth (South Portland, ME). The 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 Thomas Kuczmarski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Kuczmarski accept?
Health plans from Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list Thomas Kuczmarski as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Thomas Kuczmarski affiliated with any hospitals?
According to CMS data, Thomas Kuczmarski is affiliated with Maine Medical Center.
When was this NPI record last updated?
The NPPES record for Thomas Kuczmarski was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Thomas Michael Kuczmarski, MD · NPI 1952862815
Hematology & Oncology physician in South Portland, Maine. Individual provider, active in the CMS NPPES registry since March 25, 2019.
## Identity
- **NPI:** 1952862815 (Entity type: Individual)
- **Enumerated:** March 25, 2019
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** MD29424 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 265 WESTERN AVE STE 2, South Portland, ME 04106-2458
- **Phone:** (207) 661-0200 · **Fax:** (207) 661-0299
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Mainehealth (NPI 1679887400, South Portland, ME), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Geisel School Of Medicine At Dartmouth, class of 2019
## Record status
- **NPPES last updated:** September 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1952862815) · Data from the CMS NPPES public registry.