Johnny K Chang, MD
5.0(18 reviews)
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Johnny K Chang, MD
Internal Medicine Physician - Hematology

Biography

Johnny K Chang, MD is a Internal Medicine Physician - Hematology practicing in Tarzana, CA

He has not yet shared a personalized biography with Doctor.com.

Featured Review See More Reviews

The details were thoroughly explained. He took the time to have some extra blood work done during my visit and explained the results afterward…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
University of California, Los Angeles David Geffen School of MedicineDoctorateOther1998

InstitutionFocusYear
Fellowship - University of California, Los Angeles Medical Center - Hematology and OncologyOther2004
Residency - University of California, Los Angeles Medical Center - Hematology and OncologyOther2001

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Provider Profile 0

Specialties

Languages Spoken
English
Medical Specialties
  • Internal Medicine Physician - Sub-Specialty: Hematology

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5.0
Number of Reviews: 18
Most Recent Review: 08/11/2026
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Office & Staff Evaluation Not rated

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

Provider Evaluation 5.0

Listening Skills 5.0
Clear Explanations 5.0
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Verified Patient

“The details were thoroughly expl...”

The details were thoroughly explained. He took the time to have some extra blood work done during my visit and explained the results afterward

Anonymous 08/11/2026
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Verified Patient

“Dr. Chang was very patient, kind...”

Dr. Chang was very patient, kind and knowledgeable. He gave me a referral to a doctor he feels could help me and my health situation and explained why.

Anonymous 07/16/2026
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Verified Patient

“Dr. Chang is amazing....”

Dr. Chang is amazing.

Anonymous 02/09/2026
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Verified Patient

“Excellent appointment....”

Excellent appointment.

Anonymous 12/17/2025
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Verified Patient

“Dr. Chang was very professional...”

Dr. Chang was very professional

Anonymous 11/04/2025
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Verified Patient

“Very good...”

Very good

Anonymous 08/11/2026
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Verified Patient

“I have already recommended this ...”

I have already recommended this doctor and office to a couple of people.

Anonymous 04/08/2026
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Verified Patient

“Excellent visit...”

Excellent visit

Anonymous 01/27/2026
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Verified Patient

“This guy is excellent...”

This guy is excellent

Anonymous 11/06/2025
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Verified Patient

“I was very disappointed with Dr....”

I was very disappointed with Dr. Chang, had no regard for my questions or concerns, was incredibly dismissive, and frankly made me feel small for having a concern I'd even bring up.

Anonymous 11/02/2025
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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Johnny K Chang, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Johnny K Chang, MD has not yet specified the insurance plans he accepts.