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Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Keller, Clinical Cardiac Electrophysiologist in Chillicothe, OH?
Dr. John Keller, MD is a Clinical Cardiac Electrophysiologist, who primarily practices in Chillicothe, OH with 2 additional practice locations. He is board certified. Dr. Keller completed his residency at Oh State Univ Hosp, Cardiovascular Diseases; Oh State Univ Hosp, Internal Medicine. Dr. Keller is fluent in English, and is currently seeing new patients. Dr. Keller’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Keller’s office at (740) 779-4570.
Where did Dr. Keller go to medical school and complete their residency?
Residency: Oh State Univ Hosp, Cardiovascular Diseases; Oh State Univ Hosp, Internal Medicine | Oh State University Hospital
Medical School: University of Cincinnati Coll of Med, Cincinnati Oh | University of Cincinnati / Main Campus
Is Dr. Keller board certified as a Clinical Cardiac Electrophysiologist?
Yes, Dr. John Keller, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Keller speak?
Dr. Keller and their clinical team can communicate with patients in the following languages:
English
What conditions does a Clinical Cardiac Electrophysiologist like Dr. Keller typically treat?
As a Clinical Cardiac Electrophysiologist, Dr. Keller 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. Keller. 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.
Also known as:
- Having a Pacemaker
- Having an Implantable Cardiac Defibrillator (ICD)
- Pacemakers and Implantable Defibrillators
- Heart pacemaker
- Artificial pacemaker
- Implanted heart device
- ICD implant
- Automatic defibrillator
- Implanted heart shock device
ICD-10 Codes:
- Z950: Presence of cardiac pacemaker
- Z95810: Presence of automatic (implantable) cardiac defibrillator
Also known as:
- Atrial Fibrillation
- Heart Palpitations
- Premature Ventricular Contractions
- Arrhythmia
- Afib
- A-fib
- Irregular heart rhythm
- Skipped Heartbeat
- Fluttering Heart
- Pounding Heart
- PVCs
- Ventricular Ectopic Beats
- Skipped Heartbeat (Ventricular)
ICD-10 Codes:
- I480: Paroxysmal atrial fibrillation
- I4891: Unspecified atrial fibrillation
- R002: Palpitations
- I493: Ventricular premature depolarization
Also known as:
- Other Cardiac Implants
- Heart Devices
- Cardiac Grafts
- Implantable Heart Devices
ICD-10 Codes:
- Z95818: Presence of other cardiac implants and grafts
Also known as:
- Other Surgical Aftercare
- After Surgery
- General post-operative care
- Unspecified surgical recovery
- Surgical follow-up
ICD-10 Codes:
- Z4889: Encounter for other specified surgical aftercare
What procedures does a Clinical Cardiac Electrophysiologist like Dr. Keller typically perform?
As a Clinical Cardiac Electrophysiologist, Dr. Keller performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Keller. 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.
Also known as:
- Removal of Implantable Heart Monitor
- Subcutaneous Cardiac Monitor Removal
- Loop Recorder Removal
- Implantable Loop Recorder Excision
CPT Codes:
- 33286: Removal, subcutaneous cardiac rhythm monitor
Does Dr. Keller accept my insurance?
Dr. Keller accepts most major insurance plans. Important: Please call our office at (740) 779-4570 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Keller accept in Chillicothe, OH?
Dr. Keller in Chillicothe, OH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene Corporation
CVS Health (formerly Aetna)
Medicare
Oscar Health
Sagamore Health Network
Unknown
View All Insurances
Where is Dr. Keller's office located?
Dr. John Keller's Primary Practice
4437 State Route 159 Ste 125
Chillicothe, OH 45601
(740) 779-4570
What is Dr. Keller's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Keller's National Provider Identifier (NPI) number is 1700849114.
What common questions do patients ask about Dr. Keller?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Keller
What is Dr. John Keller's specialty?
Dr. Keller is a Clinical Cardiac Electrophysiologist near Chillicothe, OH.
What does a Clinical Cardiac Electrophysiologist do?
A specialized domain within the cardiovascular disease subspecialty of Internal Medicine that involves advanced technical procedures to evaluate heart rhythms and determine the most appropriate treatments.
Is this Dr. John Keller affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Keller is affiliated with Licking Memorial Hospital, Uk King's Daughters Medical Center, Ohiohealth Riverside Methodist 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 Clinical Cardiac Electrophysiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Clinical Cardiac Electrophysiologist. 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 Keller accepting new patients in Chillicothe, OH?
Yes, Dr. John Keller is accepting new patients at this time.
Does Dr. John Keller offer online booking?
Please contact Dr. Keller's office at (740) 779-4570 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Keller?
Please contact Dr. Keller's office at (740) 779-4570 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Keller have?
Dr. John Keller is certified by the American Board of Internal Medicine.
Other Clinical Cardiac Electrophysiologist Near Chillicothe, OH
AH
Clinical Cardiac Electrophysiologist
Dr. Alexander Hattoum, MD is a Clinical Cardiac Electrophysiologist, who primarily practices in Lancaster, OH with 2 additional practice locations.
Lancaster, OH

Clinical Cardiac Electrophysiologist
Dr. Mujtaba Khan, MD is a Clinical Cardiac Electrophysiologist, who primarily practices in Centerville, OH with 2 additional practice locations. He is board certified.
Centerville, OH
MR
Clinical Cardiac Electrophysiologist
Dr. Michael Reinig, DO is a Clinical Cardiac Electrophysiologist, who primarily practices in Lancaster, OH with 1 additional practice location. He is board certified.
Lancaster, OH