Dr. Peter AS Johnstone, MD
5.0(9 reviews)
About ProfilePoints™
View Phone #Call NowWebsite

Office Hours at Moffitt Magnolia Campus

  • Sun:7:00am - 9:00pm
  • Mon:7:00am - 9:00pm
  • Tue:7:00am - 9:00pm
  • Wed:7:00am - 9:00pm
  • Thu:7:00am - 9:00pm
  • Fri:7:00am - 9:00pm
  • Sat:7:00am - 9:00pm

Dr. Peter AS Johnstone, MD
Radiation Oncologist - General

Highlights

  • Board Certified

Biography

Dr. Johnstone received his MD degree from the Uniformed Services University of Health Sciences, Bethesda, MD. He completed a Transitional Internship at National Naval Medical Center and a Radiation On… Read more ›

Featured Review See More Reviews

Everything was good and I appreciate that…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
Uniformed Services University of The Health Sciences,BethesdaOther Degree1989

InstitutionFocusYear
Residency - Nat'L Cancer Inst, Radiation OncologyNot Specified

CertificationCert. BodyYear
Radiation OncologyRadiologyNot Specified

Photos

Provider Profile 0

Specialties

Languages Spoken
English
Medical Specialties
  • Radiation Oncologist

Radiation Oncology

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5.0
Number of Reviews: 9
Most Recent Review: 09/30/2026
Write a Review

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

Trust in Decision Making 5.0
Open full review
Verified Patient

“Everything was good and I apprec...”

Everything was good and I appreciate that

Anonymous 09/30/2026
Open full review
Verified Patient

“I was able to speak to the nurse...”

I was able to speak to the nurse , PA and Doctor this week . What an Incredible Team !!!! I would Highly recommend them to anybody and EVERYBODY !!!!!!

Anonymous 06/01/2026
Open full review
Verified Patient

“Great interaction and willing to...”

Great interaction and willing to discuss case providing alternative treatments.

Anonymous 12/05/2025
Open full review
Verified Patient

“He made me feel like he was as e...”

He made me feel like he was as excited as me that my PSA results were better

Anonymous 07/27/2025
Open full review
Verified Patient

“Dr, was very confident and put m...”

Dr, was very confident and put my mind at ease

Anonymous 07/07/2025
Open full review
Verified Patient

“[...] the care I receive from o...”

[...] the care I receive from our healthcare providers is the BEST. I would not want to go anywhere else for the health care I need. I recommend the Moffit Cancer Center to all I know. I appreciate the care you provide.

Anonymous 09/27/2026
Open full review
Verified Patient

“Moffitt has consistently provide...”

Moffitt has consistently provided exceptional care for me. I'm truly thankful.

Anonymous 02/14/2026
Open full review
Verified Patient

“Great Experience...”

Great Experience

Anonymous 09/12/2025
Open full review
Verified Patient

“Dr Johnstone. I would like to pe...”

Dr Johnstone. I would like to personally thank you for the exceptional care and attention you provided. You have my highest rating and deepest gratitude.

Anonymous 07/25/2025

Locations

Affiliated Practices

Practice Colleagues

Profile
Dr David Carroll, MD   -   Diagnostic Radiologist
0 reviews
Open Profile
Dr Bharati Yalamanchili, MD   -   Internal Medicine Physician
0 reviews
Open Profile
Profile
Dr Valentina Tarasova, MD   -   Internal Medicine Physician
0 reviews
Open Profile
Profile
Dr Lindsay Niccolai, PHD   -   Psychologist
0 reviews
Open Profile
Profile
Dr Yukihiro Nakanishi, MD, PhD   -   Pathologist
0 reviews
Open Profile
Profile
Dr Ghassan El-Haddad, MD   -   Diagnostic Radiologist
0 reviews
Open Profile
Profile
Dr Ning Dong, MD, MS   -   Internal Medicine Physician
0 reviews
Open Profile

Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Dr. Peter AS Johnstone, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Dr. Peter AS Johnstone, MD has not yet specified the insurance plans he accepts.