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Dr. William Harrer III, MD

Medical Oncology*
5.0 (17)
Map Pin Small Crystal River, FL
Accepting new patients

Offers telehealth

Overview of Dr. William Harrer III, MD

Dr. William Harrer III, MD is a Medical Oncology Specialist in Crystal River, FL. Dr. Harrer III, completed a fellowship at University Medical Center. Dr. Harrer III, completed a residency at Cooper Hosp/Univ Med Ctr, Hematology/Oncology Cooper Hosp/Univ Med Ctr, Internal Medicine. Patients rated Dr. Harrer III an average 5.0 star rating.

Dr. Harrer III works at Florida Cancer Specialists & Research Institute - Crystal River in Crystal River, FL with other offices in Inverness, FL. They frequently treat conditions like Anemia, Non-Hodgkin's Lymphoma and Vitamin B12 Anemia along with other conditions at varying frequencies. They are accepting new patients and accept Aetna, CareFirst Blue Cross Blue Shield and Cigna as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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Dr. Harrer III's Office Locations

  1. 1
    Florida Cancer Specialists & Research Institute
    770 Se 5th Ter, Crystal River, FL 34429 Icon Directions Right Arrow Directions Phone Icon (352) 795-6674
    Monday
    08:00 - 17:00
    Tuesday
    08:00 - 17:00
    Wednesday
    08:00 - 17:00
    Thursday
    08:00 - 17:00
    Friday
    08:00 - 14:30
    Saturday
    Closed
    Sunday
    Closed
  2. 2
    Florida Cancer Specialists & Research Institute
    2231 Highway 44 W Ste 203, Inverness, FL 34453 Icon Directions Right Arrow Directions Phone Icon (352) 860-7400
    Monday
    08:00 - 17:00
    Tuesday
    08:00 - 17:00
    Wednesday
    08:00 - 17:00
    Thursday
    08:00 - 17:00
    Friday
    08:00 - 14:30
    Saturday
    Closed
    Sunday
    Closed

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Bravera Health Seven Rivers

Experience & Treatment Frequency

NEW FEATURE

What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Anemia
Non-Hodgkin's Lymphoma
Vitamin B12 Anemia
Anemia
Non-Hodgkin's Lymphoma
Vitamin B12 Anemia

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Anemia
  • View other providers who treat Anemia
Non-Hodgkin's Lymphoma
Vitamin B12 Anemia
Anal and Rectal Cancer
Bleeding Disorders
Bone Cancer
Breast Cancer
Breast Lump
Chronic Lymphocytic Leukemia
Coagulation Disorders
Colorectal Cancer
Deep Vein Thrombosis (DVT)
Dehydration
Diffuse Large B-Cell Lymphoma
Esophageal Cancer
Hemophilia
Immune Thrombocytopenia
Leukocytosis
Liver Cancer
Lung Cancer
Metastatic Respiratory System Cancer
Myelodysplastic Syndromes
Myeloma
  • View other providers who treat Myeloma
Myeloproliferative Disorders
Osteosarcoma
Pancytopenia
Polycythemia Rubra Vera
Primary Central Nervous System Lymphoma
Prostate Cancer
Skin Cancer
Soft Tissue Sarcoma
Thrombocytosis
Thyroid Cancer
Tobacco Use Disorder
Upper Digestive Tract Cancer
Venous Embolism and Thrombosis
Vitamin B12 Deficiency
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Fecal Occult Blood Test for Colorectal Cancer
Acute Bronchitis
Acute Leukemia
Acute Lower Respiratory Infection
Acute Lymphoid Leukemia
Acute Myeloid Leukemia
Acute Myeloid Leukemia Multilineage Dysplasia
Acute Myelomonocytic Leukemia
Acute Upper Respiratory Infection
Adrenal Gland Cancer
All Headaches (incl. Migraine)
Astrocytoma
Bladder Cancer
Blood Disorders in Pregnancy
Brain Cancer
Breast Carcinoma
Cachexia
  • View other providers who treat Cachexia
Central Cyanosis
Central Nervous System Lymphoma
Cervical Cancer
Cholangiocarcinoma
Chordoma
  • View other providers who treat Chordoma
Chronic Myeloid Leukemia (CML)
Chronic Myelomonocytic Leukemia
Diffuse Lymphoblastic Lymphoma
Duodenal Cancer
Endocrine Gland Cancer
Ewing's Sarcoma
Eye Cancer
Factor II Deficiency
Factor V Deficiency
Factor VII Deficiency
Factor X Deficiency
Factor XII Deficiency
Factor XIII Deficiency
Follicular Lymphoma Grade 1
Follicular Lymphoma Grade 2
Gallbladder and Biliary Tract Cancer
Gallbladder Cancer
Gynecologic Cancer
Head and Neck Cancer
Hemochromatosis
Hemophilia A
Hodgkin's Disease
Hypercoagulable State
Hypogammaglobulinemia
Immune Thrombocytopenic Purpura (ITP)
Intestinal Diverticulitis
Joint Pain
Kidney Cancer
Laryngeal Cancer
Leukocytopenia
Limb Pain
Lobular Carcinoma
Lymphocytosis
Lymphoma
  • View other providers who treat Lymphoma
Lymphosarcoma
Macroglobulinemia (incl. Waldenstrom's )
Male Breast Cancer
Male Breast Carcinoma
Malignant Mediastinal Tumor
Mantle Cell Lymphoma
Marginal Zone Lymphoma
Maternal Anemia
Medulloblastoma
Melanoma
  • View other providers who treat Melanoma
Merkel Cell Carcinoma
Mycosis Fungoides
Nausea
  • View other providers who treat Nausea
Nerve Sheath Tumors
Neuroendocrine Tumors
Neutropenia
Nodular Lymphocyte-Predominant Hodgkin Lymphoma
Nodular Lymphoma
Oral Cancer
Ovarian Cancer
Pancreatic Cancer
Paroxysmal Nocturnal Hemoglobinuria
Peritoneal Cancer
Pernicious Anemia
Pharyngitis
Primary Hypercoagulable State
Purpura
  • View other providers who treat Purpura
Refractory Anemia with Sideroblasts
Reticulosarcoma
Retroperitoneum Cancer
Salivary Gland Cancer
Schwannoma
Secondary Malignancies
Shortness of Breath
Sleep-Related Leg Cramp
Small Intestine Cancer
Soft Tissue Sarcoma of Head, Face, and Neck
Stomach and Small Intestine Cancer
Stomach Cancer
Testicular Cancer
Testicular Carcinoma
Thalassemia
Throat Cancer (Nasopharyngeal)
Throat Cancer (Oropharyngeal)
Tongue Cancer
Tonsil Cancer
Urinary Incontinence
Urinary Tract Cancer
Urinary Tract Infection (UTI)
Uterine Cancer
Vitamin B Deficiency
von Willebrand Disease
Bone Marrow Biopsy
Liver Biopsy
Check your insurance
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    View All Accepted Carriers

    • Aetna
    • CareFirst Blue Cross Blue Shield
    • Cigna
    • Coventry Health Care
    • First Health
    • Humana
    • MultiPlan

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

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    5.0
    Average provider rating
    Based on 17 ratings
    Patient Ratings (17)
    5 Star
    (17)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (0)
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    About Dr. William Harrer III, MD

    Specialties*
    • Medical Oncology

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Languages Spoken
    • English
    Languages Spoken
    NPI Number
    • 1972584217
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Fellowship
    • University Medical Center
    Fellowship
    Residency
    • Cooper Hosp/Univ Med Ctr, Hematology/Oncology Cooper Hosp/Univ Med Ctr, Internal Medicine
    Residency
    Board Certifications
    • Medical Oncology
    Board Certifications
    What’s a board certification and why is it important that my provider has one?

    A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

    Frequently Asked Questions

    Dr. William Harrer III, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Harrer III is offering online scheduling or call the provider’s office for more information.

    Dr. Harrer III has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Harrer III has seen patients for Anemia, Non-Hodgkin's Lymphoma and Vitamin B12 Anemia, and more. You can see other conditions treated by Dr. Harrer III on their profile. Please call the provider’s office to confirm all visit reasons.

    17 patients have reviewed Dr. Harrer III. The overall rating for this provider is 5.0. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Harrer III.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Harrer III, there are benefits to both methods. A person calling to schedule an with Dr. Harrer III appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Harrer III, or would you like to choose another provider and have an online appointment right now?
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    (352) 795-6674

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