Penn Medicine Provider
Family Medicine
Zachary John Kosak, MD
he/him
4.9
(188)
Accepting new patients
Sees patients of all ages
Penn Family Care
Schedule onlineCall 215-662-8777

About me

  • Assistant Professor of Clinical Family Medicine and Community Health

Education and training

  • Medical School: Drexel University College of Medicine
  • Residency: UPMC Shadyside Hospital

What my patients think about me

Average Rating
4.9

188 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

April 2025
5.0
5.0
he was very professional and asking questions about the care of my needs
April 2025
5.0
5.0
he listens and takes my concerns seriously and quickly provides thoughtful information.
April 2025
5.0
5.0
bottomline dr. kosak is the best.
April 2025
2.0
2.0
good

Insurance accepted

My Locations

Learn about location

Penn Medicine hospital privileges

  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
Dr. Kosak is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

My research

Orr A, Lee J, Bhatt V, Kosak Z, Wilson S, Linganna A. TaskMaster: The Subintern Adventure Game—game-based learning for medical subintern task prioritization. , MedEdPORTAL, 19: 2023

Weaver-Agostoni J, Kosak Z, Bartlett S Allergic Rhinitis: Rapid Evidence Review , American Family Physician, 107(5): 2023,466-473

Kosak Z Incorporating telehealth into family medicine training: an emerging need , Family Medicine, 54(4): 2022,316-317

Kosak ZJ, Goddard JD, Nakaishi L Shout it out: Combating physician burnout with shared expressions of appreciation and gratitude , Poster presented at the 2021 Family Medicine Education Consortium Annual Meeting, Pittsburgh, PA: 2021

Kosak ZJ, Patel DD Pop goes the patella: A case of patellar tendon rupture , Visual Journal of Emergency Medicine, 7: 2017,11-12

Roesch SL, Styer AM, Wood GC, Kosak Z, Seiler J, Benotti P, Petrick AT, Gabrielsen J, Strodel WE, Gerhard GS, Still CD, Argyropoulos G Perturbations of fibroblast growth factors 19 and 21 in type 2 diabetes , PLoS ONE, 10(2): 2015

Kosak ZJ, McClelland EE, Ory JJ Exploring microarray data from Cryptococcus neoformans to identify novel cryptococcal meningitis virulence indicators , Poster presented at 90th Annual Meeting of the Pennsylvania Academy of Science, Selinsgrove, PA: 2014

Kosak ZJ, Roesch SL, Argyropoulos G The role of fibroblast growth factors 19 and 21 in type 2 diabetes , Poster presented at the Third Annual Susquehanna Valley Undergraduate Research Symposium, Danville, PA: 2013