Derek Frank Williams

University	Degree	Graduated
Saint Louis University School of Medicine	Medical Degree	Not Specified
University of Mo-Kansas City School of Medicine, Kansas City Mo	Other Degree	1994
University of Pennsylvania	Medical Degree	1994

Institution	Focus	Year
Residency - University Of Ks School Of Med		Not Specified
Residency - University Of Ks School of Medicine, Family Medicine		Not Specified

Certification	Cert. Body	Year
Family Medicine	Family Medicine	Not Specified

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Review by Anonymous on February 23, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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. Williams I'd the best Dr. I'... ”

Dr. Williams I'd the best Dr. I've ever had! He actually listens to me about my health concerns!

Verified Patient

“Dr. Williams I'd the best Dr. I'...”

Dr. Williams I'd the best Dr. I've ever had! He actually listens to me about my health concerns!

Anonymous 02/23/2026

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Review by Anonymous on February 13, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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

Comment - “ Everyone thing was Amazing!!!... ”

Everyone thing was Amazing!!!

Verified Patient

“Everyone thing was Amazing!!!...”

Everyone thing was Amazing!!!

Anonymous 02/13/2026

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Review by Anonymous on February 08, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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

Comment - “ All Good... ”

All Good

Verified Patient

“All Good...”

All Good

Anonymous 02/08/2026

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Review by Anonymous on February 06, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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

Comment - “ From the time I walk in. I am we... ”

From the time I walk in. I am welcomed politely by security, receptionist and nurses and Doctor Williams is very good.

Verified Patient

“From the time I walk in. I am we...”

From the time I walk in. I am welcomed politely by security, receptionist and nurses and Doctor Williams is very good.

Anonymous 02/06/2026

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Review by Anonymous on January 27, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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

Comment - “ My provider was very helpful, he... ”

My provider was very helpful, he answered all the questions I had for him.

Verified Patient

“My provider was very helpful, he...”

My provider was very helpful, he answered all the questions I had for him.

Anonymous 01/27/2026

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Review by Anonymous on February 14, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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

Comment - “ I like Dr Williams. I am happy w... ”

I like Dr Williams. I am happy with his service.

Verified Patient

“I like Dr Williams. I am happy w...”

I like Dr Williams. I am happy with his service.

Anonymous 02/14/2026

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Review by Anonymous on February 13, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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

Comment - “ Always have had a good experienc... ”

Always have had a good experience at this office. Everyone is very professional.

Verified Patient

“Always have had a good experienc...”

Always have had a good experience at this office. Everyone is very professional.

Anonymous 02/13/2026

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Review by Anonymous on February 06, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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

Comment - “ Very good... ”

Very good

Verified Patient

“Very good...”

Very good

Anonymous 02/06/2026

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Review by Anonymous on January 30, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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

Comment - “ I always receive A-1 treatment f... ”

I always receive A-1 treatment from Dr. Williams and his Staff. He is very attentive to my medical questions and needs. Quick to give referrals to Specialists, if needed. They are always polite.

Verified Patient

“I always receive A-1 treatment f...”

I always receive A-1 treatment from Dr. Williams and his Staff. He is very attentive to my medical questions and needs. Quick to give referrals to Specialists, if needed. They are always polite.

Anonymous 01/30/2026

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Review by Anonymous on January 24, 2026 -

Hawthorne Primary Care - 12618 Hawthorne Boulevard

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

Comment - “ I'm am happy with my doctor. I ... ”

I'm am happy with my doctor. I have been with him for many years.

Verified Patient

“I'm am happy with my doctor. I ...”

I'm am happy with my doctor. I have been with him for many years.

Anonymous 01/24/2026

Family Medicine Physician - General

Highlights

Biography

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Summary

Provider Training

Specialties

Languages Spoken

Medical Specialties

Payment Options

Reviews

Office & Staff Evaluation Not rated

Provider Evaluation

Locations

Affiliated Practices

Hawthorne Primary Care

Practice Colleagues

Max Shapiro, - Family Medicine Physician

Lauren Brassel, MSN, FNP-BC - Nurse Practitioner

Michelle Min, - Family Medicine Physician

Jennifer Soh, - Family Medicine Physician

Bahman Bandari, - Internal Medicine Physician

Doris Ragland, - Internal Medicine Physician

Desirae Segura, - Family Medicine Physician

Alfonso Brigham, - Internal Medicine Physician

Elizabeth Sander, - Internal Medicine Physician

Spencer Wenger, - Internal Medicine Physician

Procedures & Services

Procedures & Treatments Offered

Commonly Prescribed Medications

Accepted Insurance

Accepted Insurance