Summary

Dr. Brian Kossak treats sleep apnea, obstructive sleep apnea, and sleep apnea in children, and performs sleep studies, end tidal carbon dioxide monitoring, and polysomnograms. He practices neurology and pediatrics and has 40 years of experience in these fields.

He completed his residency at The University of Chicago Medicine and sees patients in Concord and Manchester, New Hampshire, and is affiliated with Elliot Hospital, Dartmouth Hitchcock Medical Center, Catholic Medical Center, Concord Hospital, Southern New Hampshire Medical Center, and Saint Joseph Hospital. He speaks Chinese, English, French, and Spanish.

Overview based on verified provider data

Quick Facts

  • 2.7
  • 40 years of experience
  • speaks Chinese, English, French, Spanish
  • The University Of Chicago Medicine
  • 14 written reviews
  • 2 specialties
  • 2 areas of expertise
  • 6 hospital affiliations
  • 6 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Dr. Brian David Kossak has 6 locations

Dartmouth-Hitchcock Concord

253 Pleasant St Fl 6Concord, NH 03301

Dartmouth-Hitchcock Manchester

87 McGregor St Fl 6Manchester, NH 03102

Dartmouth-Hitchcock Concord

253 Pleasant StConcord, NH 03301

Dartmouth-Hitchcock Manchester

87 McGregor StManchester, NH 03102

Saint Joseph Hospital

172 Kinsley StNashua, NH 03060

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Dr. Brian David Kossak, MDDr. Shan Patel, PsyDDr. Cinthi Pillai, MDDr. Kala Prithvi Kumar, MD
NeurologyNeurologyNeurologyNeurology
Accepts New Patients Accepts New Patients
2.7 
5 
1 
0 
40 Years of Experience 13 Years of Experience 20 Years of Experience 55 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks Chinese, English, French, Spanish Speaks English, Hindi, Gujarati Speaks English
Concord , NHTampa , FLNew York , NYManchester , NH
Med School: Northwestern University Med School: Newcastle University UK Med School: Indira Gandhi Government Medical College Nagpur
Current Profile
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Insurance Plans Accepted by Dr. Brian David Kossak

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Brian David Kossak has the following 2 specialties

Specialty Expertise

Dr. Brian David Kossak has the following 2 areas of expertise

  • Child Neurology
  • Pediatrics

Certifications, License, & Education

40 Years Experience

Dr. Brian David Kossak holds an expired medical license in the state of New Hampshire.

Medical License

Medical Doctor with an expired medical license in the state of New Hampshire that expired in 2026.

Education & Training

Residency

Completed their residency at The University Of Chicago Medicine.

Medical School

Graduated from Northwestern University and Northwestern University Feinberg School Of Medicine in 1986.

NPI Number

Dr. Kossak's NPI number is 1164459368.

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Frequently Asked Questions

Which hospitals is Dr. Brian Kossak affiliated with?
Dr. Brian Kossak is affiliated with Elliot Hospital, Dartmouth Hitchcock Medical Center, Catholic Medical Center, Concord Hospital, Southern New Hampshire Medical Center, and Saint Joseph Hospital.
Where is Dr. Brian Kossak's office located?
Dr. Brian Kossak's office is located at 253 Pleasant St Fl 6, Concord, NH, 03301.
How can I make an appointment with Dr. Brian Kossak?
You can find contact information for Dr. Brian Kossak here on Vitals.
Does Dr. Brian Kossak accept my insurance?
You can see the insurance plans that Dr. Brian Kossak accepts on their Vitals profile.
What languages does Dr. Brian Kossak speak?
Dr. Brian Kossak speaks Chinese, English, French, and Spanish.

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