Summary

Dr. Jeffrey Halaas is a hematology and oncology specialist who earned his medical degree from Weill Cornell Medical College. With 27 years of experience treating cancer and blood disorders, he brings extensive knowledge to complex medical cases. Dr. Halaas speaks English and provides comprehensive care for patients facing challenging diagnoses.

Dr. Halaas practices at Putnam Hospital Center and Northern Westchester Hospital, serving patients in Mount Kisco and Brewster, New York. He specializes in treating breast cancer, including cases where the cancer has spread or returned after initial treatment. His expertise includes managing treatment side effects like nausea and vomiting that can occur during cancer therapy. Halaas performs essential diagnostic procedures such as complete blood counts and general blood testing, and he provides infusion therapy for patients requiring specialized medication delivery. Patients rate him 3.7 out of 5 stars on average.

AI-generated from data on this provider profile.

Quick Facts

  • 3.7
  • 27 years of experience
  • 30 insurance plans accepted
  • speaks English
  • Weill Cornell Medical College
  • 4 written reviews
  • 3 specialties
  • 13 areas of expertise
  • 3 board certifications
  • 2 hospital affiliations
  • 2 office locations
  • Male

Office Locations

Dr. Jeffrey L Halaas has 2 locations

Dr. Jeffrey L Halaas

90 S Bedford RdMount Kisco, NY 10549
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Dr. Jeffrey L Halaas

185 Route 312Brewster, NY 10509
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Jeffrey L Halaas, MD
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Dr. Jeffrey L Halaas, MDDr. David L Diuguid, MDDr. Michael J. Mauro, MDDr. Andrew Eisenberger, MD
HematologyHematologyHematologyHematology
Accepts New Patients Accepts New Patients Accepts New Patients
3.7 
4.1 
4.2 
27 Years of Experience 47 Years of Experience 32 Years of Experience 25 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks Spanish, English Speaks English Speaks Spanish
Mount Kisco , NYNew York , NYMontvale , NJNew York , NY
Med School: Weill Cornell Medical College Med School: Weill Cornell Medical College Med School: Geisel School Of Medicine At Dartmouth Med School: Albert Einstein College Of Medicine Of Yeshiva University
Current Profile
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Insurance Plans Accepted by Dr. Jeffrey L Halaas

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Affinity by Molina Healthcare
  • Anthem Blue Cross Blue Shield
  • CDPHP
  • Centivo
  • Cigna
  • ConnectiCare
  • Consumer Health Network
  • Coventry
  • EmblemHealth Insurance Company
  • EmblemHealth Plan Inc
  • Empire Blue Cross Blue Shield
  • Fidelis
  • First Health Network
  • Great West Healthcare
  • Health Insurance Plan of Greater Network
  • Healthfirst
  • Humana
  • MagnaCare
  • Medicare
  • Multiplan
  • MVP Health Care
  • Northwell Direct Network
  • Oscar
  • Oxford
  • Partners Health Plan
  • Private Healthcare Systems
  • The New York State Health Insurance Program
  • Tricare
  • United Healthcare

Medical Specialties

Dr. Jeffrey L Halaas has the following 3 specialties

Specialty Expertise

Dr. Jeffrey L Halaas has the following 13 areas of expertise

  • Anemia
  • Blood Cancer
  • Bone Marrow Transplant
  • Cancer
  • Chemotherapy
  • Hematologist
  • Leukemia
  • Lymphoma
  • Myelodysplastic Syndromes
  • Myelofibrosis
  • Myeloma
  • Myeloproliferative Disorders
  • Oncologist

Certifications, License, & Education

27 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Expired

EDUCATION & TRAINING

Medical School

Weill Cornell Medical CollegeGraduated in 1999

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Frequently Asked Questions

Is Dr. Jeffrey Halaas accepting new patients?
Dr. Jeffrey Halaas has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Where is Dr. Jeffrey Halaas's office located?
Dr. Jeffrey Halaas's office is located at 90 S Bedford Rd, Mount Kisco, NY, 10549.
Does Dr. Jeffrey Halaas accept my insurance?
You can see the insurance plans that Dr. Jeffrey Halaas accepts on their Vitals profile.
Does Dr. Jeffrey Halaas accept virtual/telehealth appointments?
Dr. Jeffrey Halaas has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Jeffrey Halaas speak?
Dr. Jeffrey Halaas speaks English.

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