Overview
Jacob Turnbull, DO, specializes in internal medicine and is board-certified in sports medicine and family medicine/osteopathic manipulation treatment (OMT) by the American Osteopathic Board of Family Physicians. He practices at Duquesne University Health Service and is affiliated with UPMC Mercy. Dr. Turnbull received his medical degree from West Virginia School of Osteopathic Medicine, completed his residency at Michigan State University College of Human Medicine - Trinity Health Grand Rapids, and fellowship at Edward Via College of Osteopathic Medicine in Virginia.
Dr. Turnbull is rated as an Experienced provider by MediFind in the treatment of Attention Deficit Hyperactivity Disorder (ADHD). His top areas of expertise are Mononucleosis, Concussion, Avian Influenza, and Cellulitis.
His clinical research consists of co-authoring 1 peer reviewed article. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- EPO
- HMO
- PPO
- EPO
- POS
- EPO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- PPO
Locations
2nd Floor, Duquesne Union, 600 Forbes Avenue, Pittsburgh, PA 15282
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
GMA/Dayalan And Associates, Family Medicine
Prashan Thiagarajah, MD, specializes and is certified in internal medicine by the American Board of Internal Medicine. He practices at GMA/Dayalan and Associates, Family Medicine and is affiliated with UPMC Passavant. Dr. Thiagarajah completed his residency at Allegheny General Hospital and medical degree from Ross University School of Medicine. Dr. Thiagarajah is rated as a Distinguished provider by MediFind in the treatment of Attention Deficit Hyperactivity Disorder (ADHD). His top areas of expertise are Multiple Carboxylase Deficiency, Folate Deficiency, Vitamin B12 Deficiency Anemia, Endoscopy, and Pacemaker Implantation.
Preferred Primary Care Physicians, Inc.
Donald Mcfarland is a primary care provider, practicing in Internal Medicine in Bridgeville, Pennsylvania. Dr. Mcfarland is rated as an Advanced provider by MediFind in the treatment of Attention Deficit Hyperactivity Disorder (ADHD). His top areas of expertise are Type 2 Diabetes (T2D), Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Endoscopy.
GMA/Dayalan And Associates, Family Medicine
Ashim K. Dayalan, MD, specializes and is certified in internal medicine by the American Board of Internal Medicine. He practices at GMA/Dayalan and Associates, Family Medicine and is affiliated with UPMC Passavant. Dr. Dayalan completed his residency at St Francis Medical Center and medical degree at Bangalore Medical College & Research Institute. Dr. Dayalan is rated as a Distinguished provider by MediFind in the treatment of Attention Deficit Hyperactivity Disorder (ADHD). His top areas of expertise are Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, Folate Deficiency, Hip Replacement, and Pacemaker Implantation.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- Attention Deficit Hyperactivity Disorder (ADHD)
- Avian InfluenzaDr. Turnbull isExperienced. Learn about Avian Influenza.
- CellulitisDr. Turnbull isExperienced. Learn about Cellulitis.
- ConcussionDr. Turnbull isExperienced. Learn about Concussion.
- EmpyemaDr. Turnbull isExperienced. Learn about Empyema.
- Giant Papillary ConjunctivitisDr. Turnbull isExperienced. Learn about Giant Papillary Conjunctivitis.


