Kenneth A Krajewski, M.D.

Individual provider Active NPI Hematology & Oncology Physician · Grand Rapids, MI

NPI 1154585172 · NPPES record last updated Feb 26, 2025

Key facts

NPI
1154585172
Entity type
Individual (NPI type 1)
Primary specialty
Hematology & Oncology Physician 207RH0003X
License
4301104456 (MI)
Practice address
1534 Groton Rd SE
Grand Rapids, MI 49506-4754
Phone
(616) 685-5600
NPI assigned
Jul 18, 2008
Sex
Male
Sole proprietor
No

Organizations & group practices 31

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

View all 31

Hospital & facility affiliations 38

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 38

Medicare Care Compare profile

Specialty
Hematology/Oncology
Also: Medical Oncology
Education
University of Louisville School of Medicine, 2008
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Geisinger Clinic (3,432 clinicians)
Mymichigan Medical Center Sault (101 clinicians)
Guthrie Medical Group PC (795 clinicians)

Practice addresses (Care Compare)

100 N Academy Ave
Danville, PA 17822-9800
Phone (570) 271-6211

146 E Spruce St
Sault Sainte Marie, MI 49783-1822
Phone (906) 253-0113

1534 Groton Rd SE
Grand Rapids, MI 49506-4754
Phone (570) 888-5858

500 Osborn Blvd
Sault S Marie, MI 49783-1822

509 Osborn Blvd
Sault Sainte Marie, MI 49783-2069
Phone (906) 635-4401

509 Osborn Blvd
Sault Sainte Marie, MI 49783-2071

Hospital & facility affiliations

  • Geisinger-Lewistown Hospital Hospital · Lewistown, PA · CCN 390048
  • Upmc Cole Hospital · Coudersport, PA · CCN 391313
  • Chippewa County War Memorial Hospital Hospital · Sault Ste Marie, MI · CCN 230239
  • Geisinger Medical Center Hospital · Danville, PA · CCN 390006

Medicare participation

Medicare fee-for-service enrollment
Enrolled (2 enrollments) in MI, PA
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20140721000223 MI Practitioner - Hematology/Oncology 6002045598 Reassigns benefits to 2 organizations
I20211122001961 PA Practitioner - Hematology/Oncology
Practitioner - Medical Oncology
6002045598 Reassigns benefits to 3 organizations

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Susquehanna Physician Services Current
since Nov 22, 2021
Accepting new patients
Susquehanna Physician Services Hematology & Oncology Current
since Nov 22, 2021
Accepting new patients
Mymichigan Medical Center Sault Current Accepting new patients
Guthrie Medical Group, P.C. Hematology & Oncology Current
since Aug 1, 2022
Accepting new patients
Geisinger-HM Joint Venture, LLC Current
since Feb 24, 2025
Accepting new patients
Geisinger Clinic Current Accepting new patients
Geisinger-HM Joint Venture, LLC Current Accepting new patients
Geisinger Clinic Current
since Feb 24, 2025
Accepting new patients
Geisinger Clinic Current
since Feb 24, 2025
Accepting new patients
Spectrum Health Hospitals Past Accepting new patients

Locations

4000 Wellness Dr
Midland, MI 48670
Phone (844) 832-1956

500 Osborn Blvd
Sault South Marie, MI 49783
Phone (906) 635-4350

100 N Academy Ave
Danville, PA 17822

10 Choate Cir
Montoursville, PA 17754
Phone (570) 368-5566

255 Route 220 Hwy
Muncy, PA 17756
Phone (570) 308-2600

1201 Grampian Blvd
Williamsport, PA 17701
Phone (570) 326-8723

700 High St
Williamsport, PA 17701
Phone (570) 321-1000

1100 Grampian Blvd
Williamsport, PA 17701
Phone (570) 326-8005

Interoperability endpoints

  • Direct secure messaging: kkrajewski91754@mymichiganhealth.midirect.net
  • Direct secure messaging: kkrajewski179809@direct-guthrie.org

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology Physician 207RH0003X MD474077 PA
Hematology & Oncology Physician 207RH0003X 4301104456 MI Yes

Addresses

Primary practice location

1534 Groton Rd SE
Grand Rapids, MI 49506-4754

Mailing address

1534 Groton Rd SE
Grand Rapids, MI 49506-4754

Other practice location 1

100 N academy Ave
Danville, PA 17822-9800
Phone (570) 271-6045

Other providers in Grand Rapids, MI

All providers in Grand Rapids, MI · Hematology & Oncology Physician in Michigan

Sources for this page

Verify at the official NPI Registry.