Dr. James Quention Nash, DO

University	Degree	Focus	Graduated
Lake Erie College Of Osteopathic Medicine	Medical Degree		Not Specified

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Review by Anonymous on April 10, 2026 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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 - “ Thank you! Already recommended ... ”

Thank you! Already recommended Dr. Nash to others! Very thought-thru decisions, and recommendations.

Verified Patient

“Thank you! Already recommended ...”

Thank you! Already recommended Dr. Nash to others! Very thought-thru decisions, and recommendations.

Anonymous 04/10/2026

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Review by Anonymous on January 22, 2026 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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. Nash listens/hears so carefu... ”

Dr. Nash listens/hears so carefully. He offers excellent advice on new medications - changes - pain issues. I value his expert knowledge!

Verified Patient

“Dr. Nash listens/hears so carefu...”

Dr. Nash listens/hears so carefully. He offers excellent advice on new medications - changes - pain issues. I value his expert knowledge!

Anonymous 01/22/2026

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Review by Anonymous on December 22, 2025 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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 Nash is an excellent caring d... ”

Dr Nash is an excellent caring doctor. He takes time and listen too my concerns and works to uncover what is happening to solve my issues.

Verified Patient

“Dr Nash is an excellent caring d...”

Dr Nash is an excellent caring doctor. He takes time and listen too my concerns and works to uncover what is happening to solve my issues.

Anonymous 12/22/2025

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Review by Anonymous on October 07, 2025 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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 Nash listens closely and expl... ”

Dr Nash listens closely and explains clearly.

Verified Patient

“Dr Nash listens closely and expl...”

Dr Nash listens closely and explains clearly.

Anonymous 10/07/2025

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Review by Anonymous on August 23, 2025 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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 department... ”

Good department

Verified Patient

“Good department...”

Good department

Anonymous 08/23/2025

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Review by Anonymous on March 20, 2026 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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. Nash is a caring, competent ... ”

Dr. Nash is a caring, competent professional.

Verified Patient

“Dr. Nash is a caring, competent ...”

Dr. Nash is a caring, competent professional.

Anonymous 03/20/2026

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Review by Anonymous on January 06, 2026 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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 Nash was excellent at explain... ”

Dr Nash was excellent at explaining the need for me to begin medication for my Osteopenia. He strengthened my faith in his expertise.

Verified Patient

“Dr Nash was excellent at explain...”

Dr Nash was excellent at explaining the need for me to begin medication for my Osteopenia. He strengthened my faith in his expertise.

Anonymous 01/06/2026

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Review by Anonymous on October 14, 2025 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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. Nash listened and cared abou... ”

Dr. Nash listened and cared about symptoms and concerns.

Verified Patient

“Dr. Nash listened and cared abou...”

Dr. Nash listened and cared about symptoms and concerns.

Anonymous 10/14/2025

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Review by Anonymous on September 23, 2025 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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. Nash took care of the proble... ”

Dr. Nash took care of the problem, no need for the referral.

Verified Patient

“Dr. Nash took care of the proble...”

Dr. Nash took care of the problem, no need for the referral.

Anonymous 09/23/2025

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Review by Anonymous on July 16, 2025 -

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine - 1000 NORTH OAK AVENUE

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 - “ Wonderful experience with my car... ”

Wonderful experience with my care provider, answering my questions. This is why I have been traveling to Marshfield Clinic for well over 58 years.

Verified Patient

“Wonderful experience with my car...”

Wonderful experience with my care provider, answering my questions. This is why I have been traveling to Marshfield Clinic for well over 58 years.

Anonymous 07/16/2025

Office Hours

Internal Medicine Physician - General

Biography

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Summary

Provider Training

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Specialties

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Medical Specialties

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Reviews

Office & Staff Evaluation Not rated

Provider Evaluation

Locations

Affiliated Practices

Marshfield Medical Center-Marshfield Medical Offices-Internal Medicine

Practice Colleagues

Dr Aanuoluwa Abiola, MD - Internal Medicine Physician

Dr Marian Greenburg, MD - Internal Medicine Physician

Dr Amanat Grewal, MD - Internal Medicine Physician

Dr Katherine Reimer, MD - Internal Medicine Physician

Jill Sternitzky, NP - Nurse Practitioner

Dr Muhammad Haleem, MD, MPH - Internal Medicine Physician

Dr Sabri Elkhidir, MD - Student

Dr Sheetal Aatrai, MD - Internal Medicine Physician

Dr Linda Daly-O'Neill, MD - Internal Medicine Physician

Dr Gary Van Oudenhoven, MD - Internal Medicine Physician

Procedures & Services

Procedures & Treatments Offered

Commonly Prescribed Medications

Accepted Insurance

Accepted Insurance