Dr. Shannon O'Mahar, MD
Medical Oncology•Female•Age 43
Dean Clinic Oncology Janesville
3200 E Racine St Janesville, WI 53546Make an Appointment
(608) 371-8000Dr. Shannon O'Mahar, MD is a Medical Oncology Specialist in Janesville, WI and has over 16 years of experience in the medical field. She graduated from Washington Univ Sch of Med medical school in 2005. She is affiliated with medical facilities such as Edgerton Hospital And Health Services and Ssm Health Saint Mary's Hospital Janesville. She is accepting new patients and has indicated that she accepts telehealth appointments. Be sure to call ahead with Dr. O'Mahar to book an appointment.
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Hospital Highlight
Dr. O'Mahar is affiliated with Ssm Health Saint Mary's Hospital Janesville Janesville, a highly rated hospital.
At a Glance
- Explains Conditions Well
- Offers TelehealthThis provider offers telehealth appointments. Call the office to schedule an appointment.
- Practices at Top Hospital
Experience and Background Checks
Background Check
Dr. O'Mahar's Top Procedures and Conditions
Treatment Frequency
Dr. O'Mahar treats Myeloma more than 97% of her peers
Dr. O'Mahar treats this condition more than 97% of her peers
Rating Includes other areas of care:
- Multiple Myeloma
Treatment Frequency
Dr. O'Mahar treats Anemia more than 96% of her peers
Dr. O'Mahar treats this condition more than 96% of her peers
Rating Includes other areas of care:
- Acquired Aplastic Anemia
- Anemia of Pregnancy
- Aplastic Anemia
- Atypical Hemolytic Uremic Syndrome
- Autoimmune Hemolytic Anemia (AIHA)
- Chronic Anemia
- Cold Autoimmune Hemolytic Anemia
- D-Negative Hemolytic Uremic Syndrome (D - HUS)
- D-Negative Hemolytic Uremic Syndrome, Pregnancy Related
- D-Positive Hemolytic Uremic Syndrome (D + HUS)
- Diamond-Blackfan Anemia
- Hemolytic Anemia, Acquired Autoimmune
- Hemolytic Uremic Syndrome
- Hereditary Spherocytosis
- Iron Deficiency Anemia
- Megaloblastic Anemia
- Microcytic Hypochromic Anemia
- Myelpathic Anemia
- Neonatal Anemia
- Nutritional Anemia
- Nutritional Sideroblastic Anemia
- Pernicious Anemia
- Refractory Anemia With Excess Blasts
- Refractory Anemia With Excess Blasts-1
- Refractory Anemia With Excess Blasts-2
- Secondary Cold Autoimmune Hemolytic Anemia
- Sideroblastic Anemia
- Sideroblastic Anemia With Spinocerebellar Ataxia
- Sideroblastic Anemia, Pyridoxine-Responsive, Autosomal Recessive
- Warm Autoimmune Hemolytic Anemia
Treatment Frequency
Dr. O'Mahar treats Acute Leukemia more than 91% of her peers
Dr. O'Mahar treats this condition more than 91% of her peers
Rating Includes other areas of care:
- Acute Lymphocytic Leukemia
- Acute Lymphocytic Leukemia, Adult
- Acute Myeloblastic Leukemia Type 1
- Acute Myeloblastic Leukemia Type 2
- Acute Myeloblastic Leukemia Type 3
- Acute Myeloblastic Leukemia Type 4
- Acute Myeloblastic Leukemia Type 5
- Acute Myeloblastic Leukemia Type 6
- Acute Myeloblastic Leukemia Type 7
- Acute Myeloid Leukemia
- Leukemia, Lymphocytic, Acute, L1
- Leukemia, Lymphocytic, Acute, L2
- Leukemia, Lymphocytic, Acute, L3
- Leukemia, Myeloid, Aggressive-Phase
- Leukemia, Myeloid, Philadelphia - Negative
- Leukemia, Myeloid, Philadelphia - Positive
Dr. O'Mahar's conditions and procedures:
- Abdominal Pain
- Abnormal Thyroid
- Acute Deep Vein Thrombosis (DVT)
- Acute Leukemia
- Acute Myeloid Leukemia
- Acute Sinusitis
- Acute Tonsillitis
- Acute Upper Respiratory Infection
- Acute Venous Embolism Thrombosis
- Administrative Physical
- All Headaches (incl. Migraine)
- Anemia
- Anxiety
- Arthritis
- Arthritis of the Elbow
- Asthma
- Asymptomatic Post-Menopausal Status
- Atherosclerosis
- Back Pain
- Bladder Infection
- Bleeding Disorders
- Blood in Urine (Hematuria)
- Bone Marrow Biopsy
- Bronchitis
- Calcium Metabolism Disorders
- Candidiasis of Skin and Nails
- Central Nervous System Lymphoma
- Chest Pain
- Chronic Lymphocytic Leukemia
- Chronic Myeloid Leukemia (CML)
- Chronic Pain
- Chronic Sinusitis
- Coagulation Disorders (incl. Hemophilia)
- Constipation
- COPD (Chronic Obstructive Pulmonary Disease)
- Cough
- Cryoglobulinemia
- Deep Vein Thrombosis (DVT)
- Dehydration
- Dermatitis
- Diabetes Counseling
- Diabetes Mellitus, Secondary
- Diabetes Type 2
- Diabetes With Renal Manifestations
- Diabetic Polyneuropathy
- Diarrhea
- Diverticulitis, Intestinal
- Diverticulosis, Intestinal
- Dyslipidemia
- Dysphagia
- Electrocardiogram (EKG)
- Emphysema
- Enlarged Prostate (BPH)
- Enteritis
- Familial Hypercholesterolemia
- Fever
- Fibromyalgia
- Gas-Bloat Syndrome
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gout
- Headache
- Heart Disease
- Hemophilia
- Hernia
- Hypercalcemia
- Hyperkalemia
- Hyperlipidemia
- Hypertension
- Hypoglycemia
- Hypokalemia
- Hypotension
- Hypotension (Excluding Maternal)
- Hypothyroidism
- Immune Thrombocytopenic Purpura (ITP)
- Immunization Administration
- Insomnia
- Iron Metabolism Disorders
- Itchy Skin
- Joint Pain
- Leukocytosis
- Limb Pain
- Limb Swelling
- Limb Swelling Caused by Fluid Overload
- Lipid Disorders
- Low Back Pain
- Lymphocytosis
- Magnesium Metabolism Disorders
- Malaise and Fatigue
- Malnutrition
- Menopausal and Postmenopausal Disorders
- Mineral Metabolism Disorders
- Muscle Spasm
- Muscle Weakness
- Myelodysplastic Syndromes
- Myeloma
- Myeloproliferative Disorders
- Nail and Nail Bed Infection
- Nausea
- Neutropenia
- Nighttime Urination (Nocturia)
- Non-Hodgkin's Lymphoma
- Noninfectious Gastroenteritis and Colitis
- Nosebleed
- Obesity
- Osteoarthritis
- Osteoarthritis of Ankle and Foot
- Osteoarthritis of Hip
- Osteoarthritis of Hip and Thigh
- Osteoarthritis of Knee
- Osteoarthritis of Shoulder
- Osteoarthritis of Spine
- Osteopenia
- Osteoporosis
- Overweight
- Painful Urination (Dysuria)
- Pancytopenia
- Plasmapheresis
- Pneumonia
- Polycythemia Rubra Vera
- Polymyalgia Rheumatica (PMR)
- Polyneuropathy
- Polyuria
- Primary Central Nervous System Lymphoma
- Proteinuria
- Purpura
- Radiculopathy (Not Due to Disc Displacement)
- Rash
- Sarcoidosis
- Sciatica (Not Due to Disc Displacement)
- Shortness of Breath
- Sinus Tachycardia
- Sinusitis
- Sleep Apnea
- Thalassemia
- Thrombocytosis
- Thyroid Goiter
- Tobacco Use Disorder
- Tonsillitis
- Transient Ischemic Attack (TIA)
- Urinary Incontinence
- Urinary Stones
- Urinary Tract Infection (UTI)
- Venous Embolism and Thrombosis
- Venous Insufficiency
- Vitamin B Deficiency
- Vitamin B12 Deficiency
- Vitamin D Deficiency
- Wheezing
Insurance Check
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Dr. O'Mahar accepts
Accepted insurance can change. Please double-check when making an appointment.
Dr. O'Mahar accepts the following insurance:
- Aetna
- Choice Plus POS II
- Anthem
- Balanced Blue Access-WI PPO
- Balanced Blue Preferred-WI POS
- Blue Access Network (Wisconsin) PPO
- Blue Access w/ Pref Retail Clinics-WI PPO
- Blue Preferred (Select Network)-WI POS
- Blue Preferred Network-WI
- Blue Preferred Plus w/ Pref Retail Clinics-WI POS
- Blue Preferred Plus-WI POS
- Blue Traditional Network-WI
- Bronze Blue Access-WI PPO
- Bronze Blue Preferred-WI POS
- Gold Blue Access-WI PPO
- Gold Blue Preferred-WI POS
- Lumenos plans - Blue Access-WI
- Lumenos plans - Blue Preferred-WI
- National (BlueCard Basic) PPO
- National (BlueCard) PPO
- Platinum Blue Access-WI PPO
- Platinum Blue Preferred-WI POS
- Silver Blue Access-WI PPO
- Silver Blue Preferred-WI POS
- Anthem Blue Cross Blue Shield
- Anthem Blue Cross Blue Shield HMO
- Blue Preferred Plus POS
- AvMed
- Open Access
- Blue Cross Blue Shield
- Blue Card PPO
- CareFirst Blue Cross Blue Shield
- HealthyBlue 2.0
- HealthyBlue Advantage
- Cigna
- Cigna HMO
- Cigna PPO
- Great West Healthcare-Cigna PPO
- Dean Health Plan, Inc.
- MultiPlan
- MultiPlan PPO
- UnitedHealthCare
- Choice Plus POS
- Navigate HMO
- Navigate POS
- Options PPO
Dr. O'Mahar's Reviews
Likelihood to recommend Dr. O'Mahar
4.0
Based on 4 ratings
| 5 Stars | 75% | (3) |
| 4 Stars | 0% | (0) |
| 3 Stars | 0% | (0) |
| 2 Stars | 0% | (0) |
| 1 Star | 25% | (1) |
Leave a review
How likely are you to recommendDr. O'Mahar?(Select your rating)
- Office environment (4)
- Appointment scheduling (3)
- Appointment wasn't rushed (3)
- Appointment was rushed (1)
- Didn't explain conditions well (1)
- Didn't listen or answer questions (1)
- Appointment scheduling
- Office environment
- Staff friendliness
- Wait times
- Appointment wasn't rushed
- Listened & answered questions
- Explained conditions well
- Trusted the provider's decisions
Leave a review
How was your experience with Dr. O'Mahar?Overall Patient Satisfaction
Likelihood of recommending Dr. O'Mahar to family and friends is 4 out of 5
About Me
Biography
Specialties
- Medical Oncology
- Hematology
- Internal Medicine
Board Certifications
- Hematology
- Medical Oncology
Awards
- Healthgrades Honor Roll
Frequently Asked Questions
Does Dr. Shannon O'Mahar, MD offer telehealth services?
Dr. O'Mahar has indicated that they offer telehealth. Contact the office to check for eligibility for your needs.
Is Dr. Shannon O'Mahar, MD accepting new patients?
Dr. Shannon O'Mahar, MD generally accepts new patients on Healthgrades. You can see Dr. O'Mahar's profile to make an appointment.
Does Dr. Shannon O'Mahar, MD accept my insurance?
Use the Healthgrades insurance check to verify if Dr. O'Mahar accepts your insurance.
What are Dr. Shannon O'Mahar, MD's top areas of care?
Dr. O'Mahar frequently treats Myeloma, Anemia, and Acute Leukemia. See all procedures and conditions Dr. O'Mahar treats.
Where is Dr. Shannon O'Mahar, MD's office located?
Dr. O'Mahar's office is located at 3200 E Racine St, Janesville, WI 53546. Find other locations and directions on Healthgrades.
How can I make an appointment with Dr. Shannon O'Mahar, MD?
Find contact information here to make an appointment.
Locations
Dean Clinic Oncology Janesville
Dean Clinic HEM and ONL
Affiliated Hospitals
Dr. O'Mahar is affiliated with the following hospitals. Select a hospital below to learn more.
Learn more about how Healthgrades measuresHospital Quality.79% Patient experience rating, 10% higher than the national average
80% Patient experience rating, 11% higher than the national average
77% Patient experience rating, 8% higher than the national average
88% Patient experience rating, 19% higher than the national average
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