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Dr. Justin Marasigan, DO

Dr. Justin Marasigan, DO

Gastroenterology*

Dr. Justin Marasigan, DO is a gastroenterologist in Oxnard, CA. He is affiliated with St. John's Regional Medical Center. He is accepting new patients and telehealth appointments.

4.5 Star Rating
Based on 55 reviews 4.5 Star Rating (55 reviews)

Practice

2241 Wankel Way Ste A Oxnard, CA 93030
Telehealth available

Make an Appointment

(805) 983-0521

Hospital Highlight

Dr. Marasigan is affiliated with St. John's Regional Medical Center Oxnard, a highly rated and top awarded hospital for gastroenterology.

Dr. Marasigan is a Healthgrades Choice provider in Gastroenterology

The Healthgrades Choice designation helps you understand the most important factors to consider when choosing a healthcare professional. This designation is earned based on four set standards.
Read our methodology

  • Above average experience
  • Good hospital quality
  • Good patient ratings
  • No healthcare sanctions
  • Area of Expertise
    Dr. Marasigan specializes in the area of Gastroenterology. • See board certifications
  • 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 100 Best Hospitals Award™ • See hospitals
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Dr. Marasigan's Reviews

Likelihood to recommend Dr. Marasigan

4.5

55 ratings, 39 with a written review
5 Star
75%
75%
4 Star
16%
16%
3 Star
0%
0%
2 Star
2%
2%
1 Star
7%
7%

Your trust is our top concern. Learn more.

We monitor all reviews to ensure they comply with our guidelines and don’t include personal information, profanity, libel, defamation, harassment, obscenity or fraud.

All reviews are confirmed and audited before publication, and community members have the ability to flag inappropriate content for further review by our team.

Doctors can not pay for good reviews, nor can they pay to have negative reviews removed.

Any reviews that are deemed fraudulent or violate our guidelines will be removed immediately.

RecentHighestLowestMost Helpful
What went well
  • Listened & answered questions
  • Explained conditions well
What could be improved
  • Difficult to schedule appointment
  • Long wait times
Helpful
Unsatisfied – Mar 27, 2025
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What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Trusted the provider's decisions
What could be improved
  • Appointment was rushed
  • Long wait times
Helpful
Mar 27, 2025
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
joan c – Feb 26, 2025
×Post a ResponseAre you Dr. Justin Marasigan, DO?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
  • I didn't feel respected
  • Long wait times
Helpful
Feb 20, 2025
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
Colonscopy – Jan 22, 2025
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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 22, 2025
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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 18, 2025
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
Dec 10, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
Oct 31, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
What could be improved
  • Long wait times
Helpful
Jul 25, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
What went well
No results
What could be improved
  • I didn't feel respected
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Staff wasn't friendly
  • Appointment was rushed
  • Didn't trust the provider's decisions
  • Long wait times
Helpful
Ned Elfrink – Jul 24, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
May 30, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
May 30, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
Telehealth
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
May 04, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
  • Staff wasn't friendly
Helpful
Linda Ferguson – Apr 23, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
Mar 28, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
Diana Delgado – Mar 03, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
Feb 06, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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
Me – Jan 25, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?
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 16, 2024
×Post a ResponseAre you Dr. Justin Marasigan, DO?

Leave a review

How was your experience with Dr. Marasigan?

Know Before You Go

About Me

biography

Dr. Justin Marasigan, DO is a gastroenterologist in Oxnard, CA. He is affiliated with St. John's Regional Medical Center. He is accepting new patients and telehealth appointments.

  • Gastroenterology

  • Internal Medicine

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

American Osteopathic Association®
American Osteopathic Board of Internal Medicine®
- 
Gastroenterology
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.

Learn more about medical license public record check

Dr. Marasigan is a Healthgrades Choice provider in Gastroenterology

    Read our methodology

    Focus on IBD

    Locations

    Practice

    Ventura County Gastroenterology Medical GRP. Inc.2241 Wankel Way Ste A Oxnard, CA 93030
    1
    • 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 - 4:00pm
    • Directions

    Practice

    Office4005 Mission Oaks Blvd Camarillo, CA 93012
    2
    Harbor Surgical Associates Inc. P.S.1006 N H St Fl 5 Aberdeen, WA 98520
    3
    Insite Digestive Health Care225 W Broadway Ste 350 Glendale, CA 91204
    4

    Affiliated Hospitals

    • St. John's Regional Medical Center

      1600 N Rose Ave
      Oxnard, CA 93030
      Recipient of 34
      hospital awards

      America's 100 Best Hospitals Award™ (2025, 2024)

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

      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

      View all awards

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

      85%
      Patients said they were given information about recovering at home

      1% higher than the national average

      75%
      Patients said that nurses always listened to them and explained things well
      View all patient feedback
    Learn more about how Healthgrades measures Hospital Quality