John R Roost, DO

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Review by Anonymous on September 26, 2025 -

Mercy Health - Defiance Obstetrics and Gynecology - 1400 E. Second St.

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 Not rated
Clear explanations Not rated
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr. Roost is excellent physician... ”

Dr. Roost is excellent physician. He listens and is very attentative. Mercy is fortunate to have him!

Verified Patient

“Dr. Roost is excellent physician...”

Dr. Roost is excellent physician. He listens and is very attentative. Mercy is fortunate to have him!

Anonymous 09/26/2025

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Review by Anonymous on July 01, 2025 -

Mercy Health - Defiance Obstetrics and Gynecology - 1400 E. Second St.

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 Not rated
Clear explanations Not rated
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Very thorough in describing proc... ”

Very thorough in describing procedure needed. Risks, benefits, addressed concerns

Verified Patient

“Very thorough in describing proc...”

Very thorough in describing procedure needed. Risks, benefits, addressed concerns

Anonymous 07/01/2025

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Review by Anonymous on September 24, 2025 -

Mercy Health - Defiance Obstetrics and Gynecology - 1400 E. Second St.

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 Not rated
Clear explanations Not rated
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ It was my first time meeting Dr.... ”

It was my first time meeting Dr. Roost, but I thought he was helpful and made me feel at ease.

Verified Patient

“It was my first time meeting Dr....”

It was my first time meeting Dr. Roost, but I thought he was helpful and made me feel at ease.

Anonymous 09/24/2025

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Review by Anonymous on June 20, 2025 -

Mercy Health - Defiance Obstetrics and Gynecology - 1400 E. Second St.

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 Not rated
Clear explanations Not rated
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Very positive experience!... ”

Very positive experience!

Verified Patient

“Very positive experience!...”

Very positive experience!

Anonymous 06/20/2025

Office Hours

Obstetrician/Gynecologist - General

Biography

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Summary

Photos

Specialties

Languages Spoken

Medical Specialties

Payment Options

Reviews

Office & Staff Evaluation Not rated

Locations

Affiliated Practices

Mercy Health - Defiance Obstetrics and Gynecology

Mercy Health - Perrysburg Obstetrics and Gynecology

Mercy Health — Perrysburg Obstetrics and Gynecology

Practice Colleagues

Marie Greenbaum, DO - Obstetrician/Gynecologist

Shelby Holloman, APRN-CNM - Certified Nurse Midwife, Obstetrician/Gynecologist

Donna Augustine, APRN-CNM - Certified Nurse Midwife

Mitchell Greenbaum, DO - Obstetrician/Gynecologist

Gretchen Matuszewski, APRN-CNP - Nurse Practitioner

Maria Cacciotti, DO - Obstetrician/Gynecologist

Procedures & Services

Procedures & Treatments Offered

Commonly Prescribed Medications

Accepted Insurance

Accepted Insurance