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Dr. John Stasiewicz, MD

Dr. John Stasiewicz, MD

General Practice (Nurse Practitioner)*
50+ years of experience

Dr. John Stasiewicz, MD is a general practice nurse practitioner in Irvine, CA and has over 50 years of experience in the medical field. He graduated from Medical College of Wisconsin in 1970. He is affiliated with MemorialCare Saddleback Medical Center. He is not accepting new patients.

4.9 Star Rating
Based on 76 reviews 4.9 Star Rating (76 reviews)

Practice

4050 Barranca Pkwy Ste 200 Irvine, CA 92604
Telehealth available
(949) 551-1090

At a Glance

  • Explains Conditions Well
    Patients said this doctor explains conditions well. • See reviews
  • Offers Telehealth
    This doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top Hospital
    America's 250 Best Hospitals Award™ • See hospitals
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Dr. Stasiewicz's Reviews

Likelihood to recommend Dr. Stasiewicz

4.9

76 ratings, 67 with a written review
5 Star
99%
99%
4 Star
0%
0%
3 Star
0%
0%
2 Star
0%
0%
1 Star
1%
1%

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RecentHighestLowestMost Helpful
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Apr 23, 2025
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What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 person found this helpful
Helpful
Apr 17, 2025
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Jan 11, 2025
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Jim the K – Oct 22, 2024
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Caroline – Oct 14, 2024
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Lisa Young – Sep 05, 2024
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Jenny – Jun 25, 2024
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Jun 05, 2024
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Apr 25, 2024
×Post a ResponseAre you Dr. John Stasiewicz, MD?
Telehealth
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 person found this helpful
Helpful
Wanda Ashby – Feb 28, 2024
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
djinoc – Nov 16, 2023
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What went well
No results
What could be improved
No results
Helpful
May 23, 2023
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
No results
What could be improved
No results
Helpful
LGW – Dec 17, 2022
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Sep 02, 2022
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 person found this helpful
Helpful
Aug 19, 2022
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 person found this helpful
Helpful
Soussan Pourreza – Apr 14, 2022
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Patrick L. – Mar 16, 2022
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 person found this helpful
Helpful
Mar 04, 2022
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Feb 24, 2022
×Post a ResponseAre you Dr. John Stasiewicz, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Peter – Sep 03, 2021
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Leave a review

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Know Before You Go

About Me

Watch Dr. Stasiewicz's Video

biography

John Stasiewicz is board certified in Family Medicine with MemorialCare Medical Group, and currently works in Irvine, California.

MemorialCare Medical Group is an award-winning team of health care professionals dedicated to providing...read more

  • General Practice (Nurse Practitioner)

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • University Of California Irvine Medical Center

    Residency Hospital, 1977

  • Los Angeles County - Usc Medical Center

    Internship Hospital, 1971

  • University Southern California Medical Center Los Angeles County

    Internship Hospital, 1971

  • Medical College Of Wisconsin

    Medical School, 1970
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.

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Locations

Practice

MemorialCare Medical Group Inc.4050 Barranca Pkwy Ste 200 Irvine, CA 92604
1
  • Call
  • Fax
  • Hours
    • Mon: 9:00am - 5:00pm
    • Tue: 9:00am - 5:00pm
    • Wed: 9:00am - 5:00pm
    • Sat: 9:00am - 5:00pm
    • Sun: 9:00am - 5:00pm
  • Directions

Practice

Bristol Park Medical Group Inc722 Baker St Costa Mesa, CA 92626
2
  • Call
  • Fax
  • Hours
    • Mon: 8:00am - 5:00pm
    • Tue: 8:00am - 5:00pm
    • Wed: 8:00am - 5:00pm
    • Thu: 8:00am - 5:00pm
    • Fri: 8:00am - 5:00pm
    • Sat: closed
    • Sun: closed
  • Directions

Practice

MemorialCare Medical Group Fountain Valley11420 Warner Ave Fountain Valley, CA 92708
3
  • Call
  • Fax
  • Hours
    • Mon: 8:00am - 5:00pm
    • Tue: 8:00am - 5:00pm
    • Wed: 8:00am - 5:00pm
    • Thu: 8:00am - 5:00pm
    • Fri: 8:00am - 5:00pm
    • Sat: closed
    • Sun: closed
  • Directions

Practice

MemorialCare Medical Group Inc.23512 Madero Mission Viejo, CA 92691
4
  • Call
  • Fax
  • Hours
    • Mon: 8:00am - 5:00pm
    • Tue: 8:00am - 5:00pm
    • Wed: 8:00am - 5:00pm
    • Thu: 8:00am - 5:00pm
    • Fri: 8:00am - 5:00pm
  • Directions

Affiliated Hospitals

  • MemorialCare Saddleback Medical Center

    24451 Health Center Dr
    Laguna Hills, CA 92653
    Recipient of 25
    hospital awards

    America's 250 Best Hospitals Award™ (2025, 2024, 2023)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    Patient Safety Excellence Award™ (2025, 2024)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    86%
    Patients said they were given information about recovering at home

    2% higher than the national average

    77%
    Patients said that doctors always listened to them and explained things well

    1% higher than the national average

    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality