Summary

Dr. Timothy Brennan is an internal medicine physician who also specializes in pediatrics and addiction medicine. He earned his medical degree from Tulane University School of Medicine and completed his residency at Medstar Health. With 18 years of experience in practice, Dr. Brennan brings extensive knowledge to treating patients across multiple age groups and addressing complex addiction-related conditions. He is fluent in both Spanish and English.

Dr. Brennan maintains affiliations with Mount Sinai West and NewYork Presbyterian Weill Cornell Medical Center, both located in New York, NY. His clinical expertise includes treating alcohol use disorder and substance use disorders. He also provides specialized screening services such as drug testing for various substances including benzodiazepines, cannabinoids, and cocaine to support comprehensive addiction treatment plans.

AI-generated from data on this provider profile.

Quick Facts

  • 18 years of experience
  • speaks Spanish, English
  • Medstar Health
  • 3 specialties
  • 3 areas of expertise
  • 3 board certifications
  • 2 hospital affiliations
  • 2 office locations
  • Male

Office Locations

Dr. Timothy Koehler Brennan has 2 locations

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Dr. Timothy Koehler Brennan, MDDr. Gregory Mark Mcwilliams, MDDr. Todd L. Simon, MDDr. Shyam C. Shivdasani, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients
4.5 
4.1 
18 Years of Experience 9 Years of Experience 35 Years of Experience 36 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English Speaks Spanish, Chinese Speaks English, Spanish
New York , NYNew York , NYBrooklyn , NYBayside , NY
Med School: Tulane University School Of Medicine Med School: Georgetown University School Of Medicine Med School: New York University School Of Medicine Med School: Topiwala National Medical College
Current Profile
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Insurance Plans Accepted by Dr. Timothy Koehler Brennan

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

Medical Specialties

Dr. Timothy Koehler Brennan has the following 3 specialties

Specialty Expertise

Dr. Timothy Koehler Brennan has the following 3 areas of expertise

  • Addiction Medicine
  • Addiction Psychiatry
  • Pediatrics

Certifications, License, & Education

18 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Active

EDUCATION & TRAINING

Residency

Medstar Health

Medical School

Tulane University School Of MedicineGraduated in 2008

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Frequently Asked Questions

Is Dr. Timothy Brennan accepting new patients?
Dr. Timothy Brennan has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Timothy Brennan speak?
Dr. Timothy Brennan speaks Spanish and English.
Does Dr. Timothy Brennan accept my insurance?
You can see the insurance plans that Dr. Timothy Brennan accepts on their Vitals profile.
How can I make an appointment with Dr. Timothy Brennan?
You can find contact information for Dr. Timothy Brennan here on Vitals.
Does Dr. Timothy Brennan accept virtual/telehealth appointments?
Dr. Timothy Brennan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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