- Oncologists
- MD
- Olney, MD
- Dr. John Deeken, MD
Dr. John Deeken, MD
Medical Oncology•Male•Age 57
Medical Oncology
Dr. John Deeken, MD is a Medical Oncology Specialist in Olney, MD and has over 22 years of experience in the medical field. He graduated from Georgetown University in 2001. He is affiliated with Inova Fairfax Hospital.

Medstar Health
18101 Prince Philip Dr Olney, MD 20832Make an Appointment
Show Phone NumberCompare with other Medical Oncology Specialists
Compare Dr. Deeken with our nearby Medical Oncology Specialists at Cleveland Clinic.
These providers are on the medical staff of Cleveland Clinic.
Dr. Deeken's Reviews
Likelihood to recommend Dr. Deeken
5.0
Based on 2 ratings
5 Star | 100% | 100% |
4 Star | 0% | 0% |
3 Star | 0% | 0% |
2 Star | 0% | 0% |
1 Star | 0% | 0% |
Leave a review
How was your experience with Dr. Deeken?Is this your profile?
Respond to reviews, add information, and reach more patients. Claiming is free and only takes a minute.
Claim your profileOverall Patient Satisfaction
Likelihood of recommending Dr. Deeken to family and friends is 5 out of 5
About Me
Biography
Specialties
- Medical Oncology
Education
Frequently Asked Questions
What is the best way to schedule an appointment with Dr. John Deeken, MD?
View contact information to make an appointment.
Does Dr. John Deeken, MD accept any insurance plans?
A list of accepted insurance providers is available on the Healthgrades insurance check. It is always a good idea to verify your insurance when making an appointment.
What conditions does Dr. John Deeken, MD treat?
Dr. Deeken frequently treats the following conditions: Head and Neck Cancer. See more on Healthgrades.
What is Dr. John Deeken, MD's office address?
Dr. Deeken's office is located at 18101 Prince Philip Dr, Olney, MD 20832. You can find other locations and directions on Healthgrades.
Is Dr. John Deeken, MD affiliated with any hospitals?
Dr. John Deeken, MD is affiliated with Inova Fairfax Hospital.
How much experience does Dr. John Deeken, MD have?
Dr. Deeken has over 21 years of healthcare experience.
Does Dr. John Deeken, MD receive good ratings from patients?
There is a star rating of 5/5 for Dr. John Deeken, MD. Patients say that they trusted the provider's decisions and the provider explained conditions well. See all patient feedback on Healthgrades.
Experience and Background Checks
Background Check
Dr. Deeken's conditions and procedures:
- Head and Neck Cancer
Insurance Check
Search for your insurance provider
Dr. Deeken accepts
Accepted insurance can change. Please double-check when making an appointment.
Dr. Deeken accepts the following insurance:
- Aetna
- Select
- Anthem
- National (BlueCard Basic) PPO
- National (BlueCard) PPO
- Anthem Blue Cross Blue Shield
- KeyCare PPO
- Blue Cross Blue Shield
- Blue Card PPO
- CareFirst Blue Cross Blue Shield
- HealthyBlue 2.0
- HealthyBlue Advantage
- Cigna
- Cigna HMO
- Humana
- Choice Care PPO
- MultiPlan
- MultiPlan PPO
Locations
Medstar Health
- Call
- Fax
- Hours
- Mon: 8:00am - 4:30pm
- Tue: 8:00am - 4:30pm
- Wed: 8:00am - 4:30pm
- Thu: 8:00am - 4:30pm
- Fri: 8:00am - 4:30pm
- Directions
Inova Medical Group-General Surgery
- Call
- Fax
- Hours
- Mon: 8:00am - 5:00pm
- Tue: 8:00am - 5:00pm
- Wed: 8:00am - 5:00pm
- Thu: 8:00am - 5:00pm
- Fri: 8:00am - 5:00pm
- Directions
Affiliated Hospitals
Dr. Deeken is affiliated with the following hospital. Select the hospital below to learn more.
Learn more about how Healthgrades measuresHospital Quality.80% Patients that would definitely recommend, 10% higher than the national average
30 Awards Received
Award Highlight: Outstanding Patient Experience Award™ (2023)
Compare with other Medical Oncology Specialists
Compare Dr. Deeken with our nearby Medical Oncology Specialists at Cleveland Clinic.
These providers are on the medical staff of Cleveland Clinic.
Your trust is our top concern.
We strive to keep the reviews trustworthy, honest & fair.
We monitor all reviews to ensure they comply with our guidelines and don’t include personal information, profanity, libel, defamation, harassment, obscenity or fraud.
All reviews are confirmed and audited before publication, and community members have the ability to flag inappropriate content for further review by our team.
Doctors can not pay for good reviews, nor can they pay to have negative reviews removed.
Any reviews that are deemed fraudulent or violate our guidelines will be removed immediately.