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

Compare with Similar Doctors

Dr. Brian David Kossak, MD
Dr. Cinthi Pillai, MD
Dr. Shan Patel, PsyD
Dr. Stanley Stephen Paras, MD
Dr. Brian David Kossak, MDDr. Cinthi Pillai, MDDr. Shan Patel, PsyDDr. Stanley Stephen Paras, MD
NeurologyNeurologyNeurologyPediatrics
Accepts New Patients Accepts New Patients
2.7 
1 
5 
0 
40 Years of Experience 20 Years of Experience 13 Years of Experience 48 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks Chinese, English, French, Spanish Speaks English Speaks English, Hindi, Gujarati
Concord , NHNew York , NYTampa , FLConcord , NH
Med School: Northwestern University Med School: Newcastle University UK Med School: Ohio State University College Of Medicine & Public Health
Current Profile
View Profile View Profile View Profile

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.

Similar doctors

Frequently Asked Questions

Where is Dr. Brian Kossak's office located?
Dr. Brian Kossak's office is located at 253 Pleasant St Fl 6, Concord, NH, 03301.
Is Dr. Brian Kossak accepting new patients?
Dr. Brian Kossak has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Brian Kossak accept virtual/telehealth appointments?
Dr. Brian Kossak has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Brian Kossak speak?
Dr. Brian Kossak speaks Chinese, English, French, and Spanish.
Does Dr. Brian Kossak accept my insurance?
You can see the insurance plans that Dr. Brian Kossak accepts on their Vitals profile.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.