Felix Davis Castro, MD

Open full review

Review by Anonymous on November 07, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Castro is great.... ”

Dr Castro is great.

Verified Patient

“Dr Castro is great....”

Dr Castro is great.

Anonymous 11/07/2025

Open full review

Review by Anonymous on October 21, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr. Castro was excellent!... ”

Dr. Castro was excellent!

Verified Patient

“Dr. Castro was excellent!...”

Dr. Castro was excellent!

Anonymous 10/21/2025

Open full review

Review by Anonymous on September 07, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr. Castro is fantastic... ”

Dr. Castro is fantastic

Verified Patient

“Dr. Castro is fantastic...”

Dr. Castro is fantastic

Anonymous 09/07/2025

Open full review

Review by Anonymous on June 06, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ I had a therapist who worked jus... ”

I had a therapist who worked just with me, not flitting from patients to patient, like in other PT companies

Verified Patient

“I had a therapist who worked jus...”

I had a therapist who worked just with me, not flitting from patients to patient, like in other PT companies

Anonymous 06/06/2025

Open full review

Review by Anonymous on May 02, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ The doctor and the nurses were e... ”

The doctor and the nurses were excellent

Verified Patient

“The doctor and the nurses were e...”

The doctor and the nurses were excellent

Anonymous 05/02/2025

Open full review

Review by Anonymous on October 30, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Everything was excellent... ”

Everything was excellent

Verified Patient

“Everything was excellent...”

Everything was excellent

Anonymous 10/30/2025

Open full review

Review by Anonymous on October 09, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr. Castro was attentive and cle... ”

Dr. Castro was attentive and clear that all is well.

Verified Patient

“Dr. Castro was attentive and cle...”

Dr. Castro was attentive and clear that all is well.

Anonymous 10/09/2025

Open full review

Review by Anonymous on July 18, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Good Dr.visit.... ”

Good Dr.visit.

Verified Patient

“Good Dr.visit....”

Good Dr.visit.

Anonymous 07/18/2025

Open full review

Review by Anonymous on May 10, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Appears to be an experienced doc... ”

Appears to be an experienced doctor related well to all I had to communicate, and pretty openly responded with a Yes and No, as needed. Overall, happy visit

Verified Patient

“Appears to be an experienced doc...”

Appears to be an experienced doctor related well to all I had to communicate, and pretty openly responded with a Yes and No, as needed. Overall, happy visit

Anonymous 05/10/2025

Open full review

Review by Anonymous on April 04, 2025 -

Inova Cardiology - Fairfax - 8081 Innovation Park Dr. Ste 700

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr. Castro is excellent doctor a... ”

Dr. Castro is excellent doctor and cares about his patients and very thorough in his exam. I have been with him for over 20 years and appreciate a lot his advice and his knowledge about my case. Thank you Dr. Castro!

Verified Patient

“Dr. Castro is excellent doctor a...”

Anonymous 04/04/2025

Office Hours

Internal Medicine Physician - Cardiovascular Disease

Biography

Featured Review See More Reviews

Summary

Specialties

Languages Spoken

Medical Specialties

Payment Options

Reviews

Office & Staff Evaluation Not rated

Provider Evaluation

Locations

Affiliated Practices

Inova Cardiology - Fairfax

Practice Colleagues

Matthew Sherwood, MD - Internal Medicine Physician

David Kopin, MD - Internal Medicine Physician

Kelly Epps-Anderson, MD - Internal Medicine Physician

Rafael Arias, MD - Internal Medicine Physician

Sachin Gandhi, MD - Internal Medicine Physician

John O'Brien, MD - Internal Medicine Physician

Robert Shapiro, MD - Internal Medicine Physician

Paul DiLorenzo, MD - Internal Medicine Physician

Garima Sharma, MD - Internal Medicine Physician

Kevin Rogan, MD - Internal Medicine Physician

Procedures & Services

Procedures & Treatments Offered

Commonly Prescribed Medications

Accepted Insurance

Accepted Insurance