Overview
John Marcelis is a primary care provider, practicing in Internal Medicine in Warminster, Pennsylvania. His top areas of expertise are Striatonigral Degeneration Infantile, Splinter Hemorrhages, Renovascular Hypertension, and Nephrosclerosis. Dr. Marcelis is currently accepting new patients.
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
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- OTHER MANAGED MEDICAID
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Additional Areas of Focus
Dr. Marcelis has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
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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
- Acrogeria, Gottron TypeDr. Marcelis isExperienced. Learn about Acrogeria, Gottron Type.
- AnemiaDr. Marcelis isExperienced. Learn about Anemia.
- Atrial FibrillationDr. Marcelis isExperienced. Learn about Atrial Fibrillation.
- Bazex SyndromeDr. Marcelis isExperienced. Learn about Bazex Syndrome.
- CellulitisDr. Marcelis isExperienced. Learn about Cellulitis.
- Cerebellar DegenerationDr. Marcelis isExperienced. Learn about Cerebellar Degeneration.