JM
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Marcelis, Geriatric Medicine Specialist in Warminster, PA?
Dr. John Marcelis, MD is a Geriatric Medicine Specialist, who primarily practices in Warminster, PA with 1 additional practice location. He is board certified. Dr. Marcelis graduated from Temple University School Of Medicine and completed his residency at Temple Univ Hosp, Internal Medicine. Dr. Marcelis is fluent in English, and is currently seeing new patients. Dr. Marcelis’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Marcelis’s office at (215) 443-3850.
Where did Dr. Marcelis go to medical school and complete their residency?
Residency: Temple Univ Hosp, Internal Medicine | Temple University Hospital Program
Medical School: Temple Univeristy School of Medicine | Temple University School Of Medicine
Is Dr. Marcelis board certified as a Geriatric Medicine Specialist?
Yes, Dr. John Marcelis, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Marcelis speak?
Dr. Marcelis and their clinical team can communicate with patients in the following languages:
English
What conditions does a Geriatric Medicine Specialist like Dr. Marcelis typically treat?
As a Geriatric Medicine Specialist, Dr. Marcelis diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Marcelis. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology here.
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- General Disorder Screening
- Health Screening
- General Health Check
- Disease Screening
- Medical Disorder Screening
ICD-10 Codes:
- Z1389: Encounter for screening for other disorder
Also known as:
- Atrial Fibrillation
- Afib
- A-fib
- Irregular heart rhythm
ICD-10 Codes:
- I480: Paroxysmal atrial fibrillation
Also known as:
- Long-Term Blood Thinner Use
- Blood Thinners
- Chronic anticoagulant therapy
- Ongoing blood thinner treatment
- Anticoagulant medication use
ICD-10 Codes:
- Z7901: Long term (current) use of anticoagulants
Also known as:
- Exposure to COVID-19
- COVID-19 (Coronavirus Disease 2019)
- COVID-19 contact
- Suspected coronavirus exposure
- SARS-CoV-2 exposure
ICD-10 Codes:
- Z20822: Contact with and (suspected) exposure to COVID-19
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
What procedures does a Geriatric Medicine Specialist like Dr. Marcelis typically perform?
As a Geriatric Medicine Specialist, procedures performed by Dr. John Marcelis may include:
Please contact Dr. Marcelis' office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Marcelis accept my insurance?
Dr. Marcelis accepts most major insurance plans. Important: Please call our office at (215) 443-3850 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Marcelis accept in Warminster, PA?
Dr. Marcelis in Warminster, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Cigna Group
CVS Health (formerly Aetna)
Erickson Senior Living
Highmark Health
Humana
Independence Health Group
Medicare
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Marcelis' office located?
Dr. John Marcelis' Primary Practice
10000 Anns Choice Way
Warminster, PA 18974
(215) 443-3850
What is Dr. Marcelis's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Marcelis's National Provider Identifier (NPI) number is 1285667105.
What common questions do patients ask about Dr. Marcelis?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Marcelis
What is Dr. John Marcelis's specialty?
Dr. Marcelis is a Geriatric Medicine Specialist near Warminster, PA.
What does a Geriatric Medicine Specialist do?
An internist or family medicine physician with expertise in the aging process and specialized skills in diagnosing, treating, preventing, and managing illnesses in the elderly. This specialist provides care for geriatric patients in various settings, including the home, office, nursing homes, and hospitals.
Is this Dr. John Marcelis affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Marcelis is affiliated with Jefferson Abington Hospital, Riddle Hospital, Penn Medicine Doylestown Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Geriatric Medicine Specialist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Geriatric Medicine Specialist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is John Marcelis accepting new patients in Warminster, PA?
Yes, Dr. John Marcelis is accepting new patients at this time.
Does Dr. John Marcelis offer online booking?
Please contact Dr. Marcelis's office at (215) 443-3850 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Marcelis?
Please contact Dr. Marcelis's office at (215) 443-3850 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Marcelis have?
Dr. John Marcelis is certified by the American Board of Internal Medicine.
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