Candace Bavette Mainor, MD| Medical Oncology, Breast Medical Oncology | MedStar Health
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Candace Bavette Mainor

Candace Bavette Mainor, MD
Provider is directly employed by MedStar Health

4.8 out of 5 (419 reviews)

Specialties: Medical Oncology, Breast Medical Oncology

Languages: English

About me

Dr. Mainor is a fellowship-trained, board-certified medical oncologist. She specializes in diagnosing and treating breast cancer (early stage and metastatic), breast cancer prevention, and clinical trials. Dr. Mainor’s research focuses on developing novel therapies for breast cancer and health care disparities. In addition, she is also focusing some of her research on exploring therapeutics which may help to decrease cancer-treatment-related toxicity.  

Dr. Mainor’s main areas of clinical expertise include:

  • Breast cancer (early stage and metastatic)
  • Breast cancer prevention
  • Clinical trials

Clinical areas of focus

  • A1c Testing
  • Breast Cancer Treatment
  • Diagnostic Breast Imaging
  • Mammaprint Testing
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Procedures I perform

  • A1c Testing
  • Adjuvant Hormone Therapy
  • Antiangiogenic Therapy
  • Bone Density Testing
  • Breast Biopsy
  • Breast Cancer
  • Breast Cancer And Fertility
  • Breast Cancer Risk Reduction
  • Breast Cancer Screening
  • Breast Cancer Treatment
  • Breast Density Evaluation
  • Breast Exam
  • Breast Implant Removal With Lift
  • Breast Reconstruction
  • Cancer Fertility Preservation
  • Cancer Rehabilitation
  • Clinical Trials For Breast Cancer Treatment
  • Cold Laser Therapy
  • Diagnostic Breast Imaging
  • Diagnostic Mammography
  • Digital Breast Tomosynthesis
  • Dopamine Therapy
  • Ductal Carcinoma In Situ (DCIS) Surgery
  • Fine Needle Aspiration Biopsy
  • Flap Surgery
  • Genetic Counseling
  • Hormone Replacement Therapy
  • Immunohistochemistry Staining
  • Immunotherapy
  • Intraoperative Radiation Therapy
  • Lymph Node Biopsy
  • Magnetic Resonance Imaging (MRI)
  • Mammaprint Testing
  • Metabolomic Testing
  • Nausea And Vomiting Management
  • Needle Localization
  • Risk-Reducing Mastectomy
  • Single Photon Emission Computed Tomography
  • Tissue Biopsy
  • Ultrasound-Guided Biopsy
  • Ventricular Assist Device Placement
  • Whole Breast Radiation Therapy
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Practice locations

Distance from Change LocationEnter your Location

3800 Reservoir Rd NW
Lombardi Cancer Center
Washington, DC, 20007

202-444-2223

Fax 202-444-1229

Get Directions

miles away

Fax 202-444-1229

Insurance

MedStar Health accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Health, please call your insurance company.

  • List of insurance plans we accept
    • Beech Street PPO
    • CIGNA PPO Plus
    • Tricare Reserve Select
    • CareFirst Blue Choice Opt Out Plus Open Access (POS)
    • M.D. IPA Preferred (POS)
    • Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
    • Sentara Health
    • Veterans Affairs Community Care Network
    • Aetna Advantage 6350
    • IH-POS
    • Cigna True Choice Plus Medicare (PPO)
    • Johns Hopkins Advantage MD HMO
    • Kaiser Maryland Medicaid MCO
    • CareFirst Maryland Indemnity or PPO
    • Amerigroup DC Healthy Families
    • MedStar Family Choice DC Healthcare Alliance
    • BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
    • Medicare Advantage - Advantra Value (PPO)
    • Kaiser Permanente Flexible Choice POS Cardiac Global
    • Choice POS II
    • Kaiser Permanente Medicare Plus
    • HighMark
    • IH-Open EPO Plus
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • Anthem BCBS Medi Blue Dual Adv
    • CareFirst MedStar Select PPO
    • Kaiser Permanente Signature - Added Choice
    • CareFirst BlueCross BlueShield Advantage Core/Enhanced
    • Optimum Choice
    • AmeriHealth Caritas DC Healthcare Alliance
    • United Healthcare Community Plan - VA Medicaid MCO
    • AmeriHealth Caritas DC Healthy Families
    • UnitedHealthcare Medicare Adv. Special Needs Plans
    • Private Fee-for-Service Plans (PFFS)
    • Aetna Student Health Insurance
    • CareFirst NASCO
    • Aetna Medicare Advantage HMO & PPO Plans
    • HumanaChoice Honor's plan PPO
    • Anthem BCBS Medi Blue Plus
    • Anthem BCBS of VA HealthKeepers (HMO)
    • HealthyBlue PPO
    • United Healthcare Choice Plus Cardiac Global
    • Aetna Signature Administrator PPO/TPA
    • CIGNA Indemnity
    • HumanaChoice PPO
    • United Healthcare Choice Cardiac Global
    • Advantra Platinum (PPO)
    • CareFirst EPO
    • CareFirst Administrators
    • CIGNA POS/Network POS
    • Aetna Classic 5000
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • United Healthcare Select Plus (POS)
    • United Healthcare Select HMO-EPO/NPP Cardiac Global
    • NYC Medicare Advantage Plus
    • Anthem Federal Employee Program Standard
    • IH-PPO
    • Aetna Better Health of VA
    • Johns Hopkins Advantage MD PPO
    • Kaiser Permanente HMO Plus and DHMO Plus Member
    • Police and Fire Clinic
    • Cigna Preferred Medicare (HMO)
    • Choice POS II Open Access
    • OA Plus
    • Aetna HMO
    • Kaiser Permaenete Signature - Added Choice Cardiac Global
    • IH-EPO Plus
    • United Healthcare Options (PPO)
    • TRICARE East Select
    • MedStar Family Choice - Maryland Health Choice
    • First Health PPO
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • Blue Choice Advantage
    • CareFirst MedStar PPO
    • Kaiser Permanente Signature
    • Aetna Classic 5000PD
    • Aetna VA Exchange
    • IH-Open HMO Option
    • Aetna Medicare Advantage PFFS Plan
    • MedStar Family Choice DC Healthy Families
    • First Health PPO
    • Aetna Open Choice (PPO)
    • Network OA
    • Cigna Alliance Medicare (HMO)
    • Aetna Elect Choice/ Open Access (POS)
    • Aetna Traditional Choice (PPO)
    • Anthem BCBS of VA Key Care POS/PPO/Indemnity
    • IH-Open HMO
    • IH-Open Network Only Plus
    • Choice Care Network/HUMANA (PPO)
    • Coventry Health Care of Virginia
    • United HealthCare Community Plan - Maryland Health Choice Program
    • Anthem BCBS of VA HealthKeepers (POS & POS OA)
    • Medicare FFS
    • CareFirst (NCA) Indemnity
    • Cigna Achieve Medicare (HMO C-SNP)
    • Mamsi Life & Health (Indem./PPO)
    • IH-Network Only Plus
    • CIGNA PPO
    • CareFirst BlueChoice HMO
    • Lasso Healthcare - Medicare Medical Savings Account
    • Aetna Managed Choice Open Access (POS)
    • IH-Open POS Plus
    • United Healthcare Choice
    • Kaiser Permanente Flexible Choice 3-tier POS
    • Employee Health Plan
    • Optima Family Care MCO - VA Medicaid MCO
    • MD IPA (HMO) & MD IPA Preferred Cardiac Global
    • UnitedHealthcare and AARP Medicare Complete Plans
    • CareFirst Federal Employee Program (Std. & Basic PPO)
    • Humana Gold Plus HMO
    • CareFirst Blue Choice Opt Out Open Access
    • CIGNA SureFit (HMO)
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • Anthem BCBS Medi Blue SNP
    • BCBS Out-of-State Medicare Plans (Blue Advantage)
    • CIGNA HMO Open Access
    • Geisinger Medicare Advantage
    • United Medicare Private Fee-for-Service (PFFS) plans
    • Jai Medical Systems - Maryland Health Choice
    • BlueChoice Open Access
    • IH-Indemnity
    • Mamsi Life & Health (Indem./PPO) Cardiac Global
    • Choice POS
    • MultiPlan, Inc
    • Aetna Managed Choice (POS)
    • M.D. IPA (HMO)
    • Anthem Federal Employee Program Basic
    • CIGNA Connect EPO
    • Medicare Direct
    • IH-HMO
    • Aetna Worker's Compensation Network
    • Health Services for Children with Special Needs
    • Uniformed Services Family Health Plan
    • UnitedHealthcare Individual Exchange Plans
    • UHC Group Medicare Advantage Plans (HMO, POS, PPO)
    • Kaiser Permanente Select Cardiac Global
    • CareFirst Maryland Point of Service Plan
    • Aetna Premier 200PD
    • Alterwood Advanatge HMO & DSNP Plans
    • Amerigroup DC Alliance
    • AMERIVANTAGE/Amerigroup Community Care
    • United Student Resources
    • CareFirst Dual Prime HMO-SNP
    • Aetna Quality Point of Service (POS)
    • Healthy Blue (HMO, POS)
    • Optimum Choice Preferred (POS)
    • United Healthcare Navigate Cardiac Global
    • Magellan Complete Care of VA - VA Medicaid MCO
    • Select HMO/HealthFund/Health Network
    • Kaiser Permanente Select - Added Choice
    • IH-POS Plus
    • Aetna Advantage 5750
    • DC/MD SHOP QHP Small Business Plans
    • Great-West Healthcare POS/CIGNA
    • Humana Medicare Advantage - PPO
    • CIGNA HMO & Network (HMO)
    • CareFirst Group Medicare Advantage
    • Cigna True Choice Medicare (PPO)
    • United Healthcare Choice Plus
    • Kaiser Permanente Select
    • Aetna Classic 3500
    • CareFirst FEP Blue Focus
    • Options PPO Cardiac Global
    • Aetna Basic
    • TRICARE East Prime
    • Humana Medicare Advantage - HMO Open Access
    • POS OA
    • Aetna Better Health of MD
    • Navigate
    • Coventry of Delaware HMO/PPO
    • United Healthcare Select HMO - EPO/NPP
    • TRICARE for Life East
    • Private Health Care Systems (PPO)
    • Anthem BCBS of VA HealthKeepers Plus
    • Choice Fund PPO
    • UHC Passport
    • CIGNA EPO
    • Cigna TotalCare (HMO D-SNP)
    • Priority Partners - Maryland Health Choice
    • UnitedHealthcare Medicare Advantage DSNP District of Columbia
    • IH-Open POS II
    • WellPoint Maryland - Maryland Health Choice
    • CareFirst Community Health Plan of MD
    • Aetna Advantage 6350PD
    • Kaiser Permanente Medicare Advantage Signature and Select
    • CareFirst Blue Preferred PPO
    • CareFirst Blue Card Program
    • OCI Direct (HMO)
    • Maryland Physicians Care MCO
    • Core Essential (HMO)
    • HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
    • Coventry Health Care National Network PPO
    • Johns Hopkins Advantage MD PLUS PPO
    • Erickson Advantage Plans
    • TriWest Healthcare Alliance

Videos

Education

Board Certification: American Board of Internal Medicine, Internal Medicine

Board Certification: American Board of Internal Medicine, Medical Oncology

Fellowship: University of Maryland Medicine GME (2018)

Residency: University of Maryland Medical Center (2015)

Medical School: University of Maryland School of Medicine (2012)

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    4.8
  • Extent to which the care provider listened to you

    4.8
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.8
  • Provider included you in decisions

    4.8
  • Concern the care provider showed for your questions or worries

    4.8
  • Likelihood of recommending this care provider to others

    4.8
  • Apr 22, 2026

    Dr Mainor is a very caring doctor!

  • Mar 12, 2026

    Dr Mainor is the best.

  • Mar 10, 2026

    Everything went well Candace Mainor is very kind and knowledgeable.