Overview
John Marcelis is a primary care provider, practicing in Internal Medicine in Warminster, Pennsylvania.
His clinical expertise encompasses Striatonigral Degeneration Infantile, Splinter Hemorrhages, Renovascular Hypertension, and Nephrosclerosis.
Dr. Marcelis is currently accepting new patients.
Graduate Institution
Residency
Specialties
Licenses
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- 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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Frequently Asked Questions about Dr. John F. Marcelis
Is Dr. John F. Marcelis a top-rated expert for Striatonigral Degeneration Infantile?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. John F. Marcelis is classified as an Experienced expert for Striatonigral Degeneration Infantile, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. John F. Marcelis specialize in?
While Dr. John F. Marcelis is a Internal Medicine, they have specific expertise in Striatonigral Degeneration Infantile, Splinter Hemorrhages, and Renovascular Hypertension. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Internal Medicine.
Does Dr. John F. Marcelis accept my insurance?
Dr. John F. Marcelis accepts most major insurance plans, including Aetna and Blue Cross Blue Shield. We recommend calling the office directly to verify that your specific plan is currently accepted before your visit.
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.