Dr. Garret De Castro, MD

Dr. Garret De Castro, MD

Internal Medicine  ·  
Male  ·  
Age 48
Dr. Garret De Castro, MD is an internal medicine specialist in Longview, WA and has been practicing for 22 years. He graduated from University Of The City Of Manila, College Of Medicine in 1996 and specializes in internal medicine.

1230 7th Ave

Longview, WA 98632

Contact Information

(360) 636-2400

Insurance Accepted

  • Cigna
  • First Health (Coventry Health Care)
  • Kaiser Permanente

*Please verify this information when scheduling an appointment.

Learn about Dr. De Castro

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Dr. De Castro's Experience

Dr. De Castro's experience matches your search based on the following criteria:
  • Based on total number of patients treated over the last 12 months
  • Specializes in Internal Medicine
  • No sanctions found
  • No board actions found

Care Philosophy

This content was provided by Dr. De Castro "Kaiser Permanente: Our mission is to keep you healthy. Under-one-roof convenience, 24-hour advice nurse, and online access to manage your health - anytime."

1  Specialties

  • Internal Medicine

0  Board Certifications

Dr. De Castro does not have any board certifications listed.

164  Conditions Treated


Read Less

15  Procedures

  • Anemia and Iron Deficiency Screening
  • Arterial Blood Gas Test (ABG)
  • Cholesterol Screening
  • Diabetes Screening
  • Electrocardiogram (EKG)
  • Hepatitis B Virus Screening
  • Hepatitis Screening
  • Immunization
  • Liver Function Test
  • Prostate Cancer Screening
  • Sexually Transmitted Infections Screening
  • Thyroid Screening
  • Trichomoniasis Screening
  • Vaginosis Screening
  • Wellness Examination

Background Check

Malpractice Claims not available

Healthgrades does not collect malpractice information for Washington.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • University Of The City Of Manila, College Of Medicine
    Medical School | Graduated 1996

Awards & Recognition

Awards & Honors

Dr. De Castro has no awards or honors listed.

Media & Publications

Dr. De Castro has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. De Castro does not have any memberships or affiliations listed. If you are Dr. De Castro and would like to add memberships or affiliations, please update your profile.

Dr. De Castro's Reviews

Likelihood of recommending Dr. De Castro to family and friends
8 total reviews (3 have comments)

Likelihood to Recommend (8)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. De Castro's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes

Patient Comments (3)

This is the type of Dr. you never want to see. I have Stiff-man syndrome that took years to diagnose but he would rather treat me as a mental patient rather than someone who is actually sick. Refused to refer to another Dr. Refused to answer simple question because I was a chronic pain patient! I...more
Was this helpful? thumbs up icon optionthumbs down icon option
Flag this

Hello, I'm sorry to hear about your recent experience. Our number one priority is to provide quality care, and we would like to talk with you. Can you please contact us at kpnorthwest@kp.org and give us your full name and phone number so we can help resolve your concerns. Thank you, Liz, Kaiser Permanente Northwest

Flag this
I have never before seen such blatant bigotry from a doctor. Refused to provide refural after he said he would not treat me. Could not (refused) to answer simple question about medications. This guy should not be allowed to treat anyone!
Was this helpful? thumbs up icon optionthumbs down icon option
Flag this
He refused to refill scripts ive been taking for over 40 years before ever meeting me or running tests
Was this helpful? thumbs up icon optionthumbs down icon option
Flag this

Nearby doctors with similar experience

Internal Medicine
Internal Medicine