Overview
Stephanus Tjan is a primary care provider, practicing in Internal Medicine in Littleton, Colorado. Dr. Tjan is rated as an Experienced provider by MediFind in the treatment of Attention Deficit Hyperactivity Disorder (ADHD). His top areas of expertise are Epidural Hematoma, Fibromyalgia, Chronic Cough, and Mononucleosis.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- INSURANCE PLAN
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Legacy Healthcare Services Inc
Raechel O'kelley is a primary care provider, practicing in Internal Medicine in Denver, Colorado. Dr. O'kelley is rated as an Advanced provider by MediFind in the treatment of Attention Deficit Hyperactivity Disorder (ADHD). Her top areas of expertise are Oral Herpes, Apparent Mineralocorticoid Excess, Familial Hyperaldosteronism, and Hyperaldosteronism.
Optumcare Colorado Medical Group LLC
Teng Chang is a primary care provider, practicing in Internal Medicine in Colorado Springs, Colorado. Dr. Chang is rated as an Advanced provider by MediFind in the treatment of Attention Deficit Hyperactivity Disorder (ADHD). His top areas of expertise are Vitamin B12 Deficiency, High Cholesterol, Myositis, and Macrophagic Myofasciitis.
Boulder Medical Center, PC
Felicia Longenecker is a primary care provider, practicing in Internal Medicine in Boulder, Colorado. Dr. Longenecker is rated as an Advanced provider by MediFind in the treatment of Attention Deficit Hyperactivity Disorder (ADHD). Her top areas of expertise are Cavernous Sinus Thrombosis, Attention Deficit Hyperactivity Disorder (ADHD), High Cholesterol, and Sitosterolemia. Dr. Longenecker is currently accepting new patients.
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
- Advanced
- Epidural HematomaDr. Tjan isAdvanced. Learn about Epidural Hematoma.
- Experienced
- AsthmaDr. Tjan isExperienced. Learn about Asthma.
- Asthma in ChildrenDr. Tjan isExperienced. Learn about Asthma in Children.
- Attention Deficit Hyperactivity Disorder (ADHD)
- CardiomyopathyDr. Tjan isExperienced. Learn about Cardiomyopathy.
- Chronic CoughDr. Tjan isExperienced. Learn about Chronic Cough.
- Diabetic NephropathyDr. Tjan isExperienced. Learn about Diabetic Nephropathy.