Summary

Dr. Brian Oconnor is a hematology and oncology specialist with 45 years of experience treating patients with blood disorders and cancer. He earned his medical degree from Universidad De Chile Facultad De Medicina, bringing extensive knowledge to his practice in comprehensive cancer care. Dr. Oconnor is fluent in both Spanish and English, allowing him to serve a diverse patient community.

Dr. Oconnor is affiliated with Frederick Health Hospital and practices at multiple locations throughout Frederick, Maryland. He specializes in treating conditions such as chest wall pain and elevated blood pressure, while also providing diagnostic services including electrocardiograms and complete blood count testing. Patients have given him an average rating of 3.7 on Vitals, reflecting his commitment to compassionate oncology care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 3.7
  • 45 years of experience
  • 11 insurance plans accepted
  • speaks Spanish, English
  • Universidad De Chile Facultad De Medicina
  • 4 written reviews
  • 2 specialties
  • 15 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 3 office locations
  • Male

Office Locations

Dr. Brian Marcial Oconnor has 3 locations

Frederick Health Medical Group Oncology Care Consultants

1562 Opossumtown PikeFrederick, MD 21702
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Monocacy Health Partners Oncology Care Consultants

1562 Opossumtown PkeFrederick, MD 21702
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Oncology Care Consultants

501 W 7th St Ste 1AFrederick, MD 21701

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Dr. Brian Marcial Oconnor, MD
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Dr. Brian Marcial Oconnor, MDDr. Michael Joseph Mccormack, MDDr. Mahrukh Musharraf Hussain, MDDr. Neelima Denduluri, DO
HematologyInternal MedicineHematologyOncology
Accepts New Patients Accepts New Patients Accepts New Patients
3.7 
4.8 
3.7 
45 Years of Experience 44 Years of Experience 27 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English Speaks English Speaks Spanish, French
Frederick , MDHagerstown , MDGaithersburg , MDArlington , VA
Med School: Universidad De Chile Facultad De Medicina Med School: Georgetown University School Of Medicine Med School: Louisiana State University School Of Medicine In Shreveport
Current Profile
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Insurance Plans Accepted by Dr. Brian Marcial Oconnor

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • MedStar Family Choice - Medicaid (Managed)
  • UnitedHealthcare
  • UPMC Health Plan - Medicaid

Medical Specialties

Dr. Brian Marcial Oconnor has the following 2 specialties

Specialty Expertise

Dr. Brian Marcial Oconnor has the following 15 areas of expertise

  • Acute Myeloid Leukemia
  • Blood Cancer
  • Bone Marrow Transplant
  • Cancer
  • Chemotherapy
  • Chronic Myeloid Leukemia
  • Chronic Myelomonocytic Leukemia
  • Clinical Research
  • Deep Vein Thrombosis
  • Hepatitis C
  • Leukemia
  • Lymphoma
  • Myelofibrosis
  • Myeloma
  • Oncology

Certifications, License, & Education

45 Years Experience

EDUCATION & TRAINING

Medical School

Universidad De Chile Facultad De MedicinaGraduated in 1981

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Frequently Asked Questions

What languages does Dr. Brian Oconnor speak?
Dr. Brian Oconnor speaks Spanish and English.
Where is Dr. Brian Oconnor's office located?
Dr. Brian Oconnor's office is located at 1562 Opossumtown Pike, Frederick, MD, 21702.
Which hospitals is Dr. Brian Oconnor affiliated with?
Dr. Brian Oconnor is affiliated with Frederick Health Hospital.
How can I make an appointment with Dr. Brian Oconnor?
You can find contact information for Dr. Brian Oconnor here on Vitals.
Does Dr. Brian Oconnor accept my insurance?
You can see the insurance plans that Dr. Brian Oconnor accepts on their Vitals profile.

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