Karen M Gremminger, M.D.

Individual provider Active NPI Hematology & Oncology Physician · Globe, AZ

NPI 1174668404 · NPPES record last updated Jun 13, 2025

Key facts

NPI
1174668404
Entity type
Individual (NPI type 1)
Primary specialty
Hematology & Oncology Physician 207RH0003X
License
64504 (AZ)
Practice address
5880 S Hospital Dr
Globe, AZ 85501-9447
Phone
(928) 425-3261
NPI assigned
Feb 21, 2007
Sex
Female
Sole proprietor
No

Organizations & group practices 14

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.

Hospital & facility affiliations 6

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

Medicare Care Compare profile

Specialty
Hematology/Oncology
Education
Texas Tech University Health Science Center School of Medicine, 1991
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
San Carlos Apache Healthcare Corporation (147 clinicians)
Cobre Valley Regional Medical Center (40 clinicians)

Practice addresses (Care Compare)

103 Medicine Way Rd
Peridot, AZ 85542-0787
Phone (928) 475-1400

5880 S Hospital Dr
Globe, AZ 85501-9447
Phone (928) 425-3261

P O Box
Suite 787
Peridot, AZ 85542-0787

PO Box
Suite 787
Peridot, AZ 85542-0787

Hospital & facility affiliations

  • Cobre Valley Regional Medical Center Hospital · Globe, AZ · CCN 031314
  • San Carlos Apache Healthcare Corporation Hospital · Peridot, AZ · CCN 031320
  • Mt. Graham Regional Medical Center Hospital · Safford, AZ · CCN 031319

Medicare participation

Medicare fee-for-service enrollment
Enrolled (2 enrollments) in AZ, TX
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
I20210909003593 AZ Practitioner - Medical Oncology
Practitioner - Internal Medicine
3678545902 Reassigns benefits to 2 organizations
I20211012002914 TX Practitioner - Hematology/Oncology 3678545902 Reassigns benefits to 1 organization

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
38760WIMDHematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Cobre Valley Regional Medical Center Current
since Sep 7, 2021
Accepting new patients
Cobre Valley Regional Medical Center Current
since Sep 7, 2021
Accepting new patients
Cobre Valley Regional Medical Center Current
since Nov 12, 2025
Accepting new patients
San Carlos Apache Healthcare Corporation Current
since Oct 6, 2021
Accepting new patients
San Carlos Apache Healthcare Corporation Current
since Oct 6, 2021
Accepting new patients
Cobre Valley Regional Medical Center Family Medicine Past Accepting new patients

Locations

5880 S Hospital Dr
Globe, AZ 85501
Phone (928) 402-1217

5990 S Hospital Dr
Globe, AZ 85501
Phone (520) 402-9319

5994 S Hospital Dr
Globe, AZ 85501
Phone (928) 425-7108

103 Medicine Way Rd
Peridot, AZ 85542
Phone (928) 475-1200

1134 W US Highway 60
Superior, AZ 85173
Phone (520) 689-2423

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology Physician 207RH0003X 38760 WI
Hematology & Oncology Physician 207RH0003X 64504 AZ Yes

Addresses

Primary practice location

5880 S Hospital Dr
Globe, AZ 85501-9447

Mailing address

122 E College Ave
Appleton, WI 54911-5794
Phone (920) 996-3264

Other practice location 1

491 S Washburn St
Oshkosh, WI 54904-6733
Phone (920) 292-5555

Other identifiers

IdentifierTypeStateIssuer
098945MedicaidAZ
32367700MedicaidWI

Other providers in Globe, AZ

All providers in Globe, AZ · Hematology & Oncology Physician in Arizona

Sources for this page

Verify at the official NPI Registry.