Dr. Karen M. Gremminger, MD | Globe, AZ | Oncology

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Dr. Karen Gremminger is an oncologist with 35 years of experience treating cancer patients. She earned her medical degree from Texas Tech University Health Science Center School of Medicine and has dedicated her career to helping patients navigate their cancer journey. Dr. Gremminger speaks English and brings more than three decades of expertise to her practice.

Karen Gremminger practices at Cobre Valley Regional Medical Center in Globe, Arizona, and maintains affiliations with Ascension Ne Wisconsin Mercy Hospital. She specializes in treating colorectal cancer, breast cancer, and managing anemia in cancer patients. Dr. Gremminger performs complete blood count testing, white blood cell differential analysis, and provides infusion therapy to support patient care. Patients have given her an average rating of 4.5 stars for her compassionate and thorough approach to cancer treatment.

AI-generated from data on this provider profile.

4.5

22 Ratings
35 years of experience
25 insurance plans accepted
speaks English
Texas Tech University Health Science Center School Of Medicine
13 written reviews
1 specialty
28 areas of expertise
1 board certification
1 hospital affiliation
2 office locations
Female

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me

Based on patient feedback. Read the reviews

Dr. Gremminger's Ratings and Reviews

4.5

22 Ratings with 13 written Reviews

Average Wait Time 12 Minutes

How was your appointment with
Dr. Gremminger?

Patients’ Perspective

Gave an accurate diagnosis: (14) Did WellNeeds Improvement (1)
Had a good bedside manner: (10) Did WellNeeds Improvement (4)
Spent time with me: (12) Did WellNeeds Improvement (3)
Provided follow-up after the visit: (10) Did WellNeeds Improvement (3)
Flexible scheduling: (14) Did WellNeeds Improvement (0)
Saw me in a timely manner: No Ratings
Staff was courteous: No Ratings

22 ratings & reviews

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Showing 1 to 10 of 13 reviews

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Dr. Gremminger explains MRI images, test results, treatment options and answers my questions in a way that I can understand.

May 1st, 2026

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Very informative and friendly. Very good appointment.

January 19th, 2026

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A cancer diagnosis is a very scary thing. Dr. Gremminger’s calm and patient demeanor helped me understand my diagnosis and next steps. Very thorough and very kind. I’m glad she is here.

July 18th, 2025

1 person found this helpful

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Dr.gremmingeg is very through and cover everything on your test in detail so far I am very satisfied with visits I have had with her.

May 8th, 2025

1 person found this helpful

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Absolutely perfect. Saved my wife's life by recognizing problems. Very professional.

March 5th, 2025

1 person found this helpful

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They have the best people at this office. They make sure you are taken care of.

November 8th, 2024

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The doctor was easy to talk to, answered all of our questions and is knowledgeable about treatment options. Would definitely recommend.

September 5th, 2024

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I am very pleased with the Dr and her staff. They are efficient absolutely every visit! We are lucky to have them here in this small community.

June 7th, 2024

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Dr. Gremminger is very easy to talk to. She answers every question we ask, in detail if needed. She has done everything to help my gf. We're saddened that's she's retiring, of course. But, we're looking forward to meeting our her replacement. BTW, the outlook is very good!

April 26th, 2019

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She’s thorough, down to earth , answers questions and tells it like it is I’m glad I got her as my doctor

January 22nd, 2019

Cobre Valley Regional Medical Center

5880 S Hospital DrGlobe, AZ 85501

Tel: (928) 425-3261

Cobre Valley Regional Medical Center Radiation Oncology

5996 S Hospital DrGlobe, AZ 85501

Tel: (928) 402-2881

Mon8:00 am - 5:00 pm

Tue8:00 am - 5:00 pm

Wed8:00 am - 5:00 pm

Thu8:00 am - 5:00 pm

Fri8:00 am - 5:00 pm

SatClosed

SunClosed

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AARP
Aetna
Alignment Health Plan - HMO
Arizona Foundation for Medical Care
Blue Cross Blue Shield
Blue Cross Blue Shield of Arizona
GEHA
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Health Choice Arizona - HMO
Humana
Humana - HMO
Medicaid - Medicaid
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University of Arizona Health Plans

Oncology

Acute Myeloid Leukemia
Blood Cancer
Blood Disorders
Bone Marrow Transplant
Brain Cancer
Breast Cancer
Cancer
Chemotherapy
Chronic B-Cell Lymphocytic Leukemia
Chronic Myeloid Leukemia
Colon Cancer
Ear Cancer
Gastrointestinal Cancer
Hodgkin's Lymphoma
Hospice Care
Leukemia
Lung Cancer
Lymphoma
Multiple Myeloma (Cancer of Plasma Cells)
Myelofibrosis
Myeloma
Nose Cancer
Ovarian Cancer
Palliative Care
Prostate Cancer (Prostatic Neoplasm)
Rectal Cancer
Thyroid Cancer
Urinary Bladder Cancer

MEDICAL LICENSE

Medical Doctor, Arizona, 2027, Active

EDUCATION & TRAINING

Medical School

Texas Tech University Health Science Center School Of MedicineGraduated in 1991

Does Dr. Karen Gremminger accept virtual/telehealth appointments?: Dr. Karen Gremminger has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Karen Gremminger's office located?: Dr. Karen Gremminger's office is located at 5880 S Hospital Dr, Globe, AZ, 85501.
Which hospitals is Dr. Karen Gremminger affiliated with?: Dr. Karen Gremminger is affiliated with Ascension Ne Wisconsin Mercy Hospital.
Does Dr. Karen Gremminger accept my insurance?: You can see the insurance plans that Dr. Karen Gremminger accepts on their Vitals profile.
What languages does Dr. Karen Gremminger speak?: Dr. Karen Gremminger speaks English.

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