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Jim L. Koo, MD

Jim L. Koo, MD

Optum Provider

Specialty

Internal Medicine

Languages

English

Seeing patients at

Monday 8:30 AM - 4:45 PM
Tuesday 8:30 AM - 4:45 PM
Wednesday 8:30 AM - 4:45 PM
Thursday 8:30 AM - 4:45 PM
Friday 8:30 AM - 4:45 PM
Saturday Closed
Sunday Closed
Hours may vary, please contact to schedule and confirm appointment availability.

Patient Reviews

Patient review summary

Learn about our survey

5

4

3

2

1

4.9

79 reviews

  • Apr 23, 2026
    Verified Review

    Dr. Koi listens to what I have to say, explains things so I understand and is always professional and courteous.

  • Apr 22, 2026
    Verified Review

    Did in first part of survey.

  • Apr 21, 2026
    Verified Review

    Friendly, highly experienced, and very accurate with diagnoses.

  • Apr 18, 2026
    Verified Review

    Definitely would great Doctor

  • Apr 18, 2026
    Verified Review

    Very thorough, listens.

  • Apr 15, 2026
    Verified Review

    Very thorough and very informative and helpful.

  • Apr 3, 2026
    Verified Review

    He's the best. Listens to me about my concerns, ailments.

  • Mar 28, 2026
    Verified Review

    Always on time, very professional and knowledgeable, reviews everything and answers your questions honestly.no matter if its good or bad news.

  • Mar 23, 2026
    Verified Review

    He’s a great, doctor who knows a lot and also cares.

  • Mar 21, 2026
    Verified Review

    NO PROBLEMS

  • Mar 20, 2026
    Verified Review

    Excellent doctor

  • Mar 18, 2026
    Verified Review

    Easy to talk with and explain my concerns. Answers all questions that I am able to understand

  • Mar 12, 2026
    Verified Review

    I like his attention to details

  • Mar 3, 2026
    Verified Review

    He is very thorough and knowledgeable

  • Feb 23, 2026
    Verified Review

    Dr. Koo has been my primary doctor for decades and has always been caring, takes his time with me answers all my questions so very kind and helpful. He is my and my husband’s favorite doctor. I trust him and feel very safe with him. Would always recommend him. When we ask for referrals, he always gives us names of excellent physicians.

  • Feb 22, 2026
    Verified Review

    Understand life habits .Adjust accordingly.

  • Feb 21, 2026
    Verified Review

    Very rude&disrespectful.poor treatment.

  • Feb 21, 2026
    Verified Review

    Dr Jimmy Koo has been my doctor for over 35 years He’s Avery good many and a very good doctor

  • Feb 20, 2026
    Verified Review

    He always talks to me like a human being doesn't give me the big doctor words and everything else

  • Feb 19, 2026
    Verified Review

    Very caring and compassionate

Page 1 of 4
  • About Jim L. Koo, MD

    Dr. Jim L Koo is a board certified internal medicine physician. He earned his medical degree from Albert Einstein College of Medicine completed residency training at Westchester Medical Center and has received multiple Best Doctor honors.

    Philosophy of care

    Dr. Koo values trust clear communication and long term relationships with patients.

    Gender

    Male

    Board certifications

    American Board of Internal Medicine

    Licenses

    NY, 151663

    Employed or contracted

    Employed

    Network Name

    CareMount

    NPI

    1063502870

  • Insurance Accepted

    This list is for informational purposes only and may not reflect the most current plans accepted by the provider. Optum accepts most major health insurance plans. Please contact your insurance company to confirm your coverage, eligibility, and the provider's participation in your plan.

    • 1199
    • Aetna
    • Affinity
    • Anthem BCBS
    • CDPHP
    • CHN
    • Centivo
    • Cigna
    • Coventry
    • EmblemHealth
    • First Health
    • Healthfirst
    • Humana
    • MVP Healthcare
    • MagnaCare
    • Medicaid
    • Medicare
    • MetroPlus
    • MultiPlan
    • NYSHIP
    • Northwell Direct
    • Oscar
    • Oxford
    • TRICARE
    • UMR
  • Medical School

    • Albert Einstein College of Medicine

    Residency

    • Metropolitan Hospital Center