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Dr. Thomas Guyn, MD

Dr. Thomas Guyn, MD

Internal Medicine*
40+ years of experience

Dr. Thomas Guyn, MD is an internist in Santa Rosa, CA and has over 40 years of experience in the medical field. He graduated from Universita Campus Bio-Medico Di Roma, Facolta Di Medicina E Chirurgia in 1983. He is affiliated with medical facilities Providence Santa Rosa Memorial Hospital and Sutter Santa Rosa Regional Hospital. He is accepting new patients.

4.7 Star Rating
Based on 29 reviews 4.7 Star Rating (29 reviews)

Practice

3536 Mendocino Ave Ste 300 Santa Rosa, CA 95403

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Dr. Guyn's Reviews

Likelihood to recommend Dr. Guyn

4.7
29 ratings
5 star
86%
86%
4 star
7%
7%
3 star
0%
0%
2 star
0%
0%
1 star
7%
7%

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About Me

care philosophy

Dr. Thomas Guyn is an experienced internal medicine physician who has over 26 years experience working with patients in private practice, consulting and most recently as a hospitalist. He is now part of the elite team of Internists at Northern...read more
  • Internal Medicine

  • Geriatric 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.

  • University Of Lancaster Away Program, Master Of Arts In Values And The Environment

    2006
  • New Britain General Hospital

    Residency Hospital, 1986
  • Worcester City Hospital

    Internship Hospital, 1984
  • Universita Campus Bio-medico Di Roma, Facolta Di Medicina E Chirurgia

    Medical School, 1983
  • California State University Chico

    Undergraduate School, 1975
American Board of Medical Specialties®
American Board of Internal Medicine®
Internal Medicine
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.

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Locations

Practice

Northern California Medical Assoc. Inc.3536 Mendocino Ave Ste 300 Santa Rosa, CA 95403
1
Northern California Medical Assoc. Inc.3536 Mendocino Ave Ste 200 Santa Rosa, CA 95403
2

Affiliated Hospitals

  • Sutter Santa Rosa Regional Hospital

    30 Mark West Springs Rd
    Santa Rosa, CA 95403
    Recipient of 9
    hospital awards

    Surgical Care Excellence Award™ (2025, 2024)

    Top 5% in the nation for consistently delivering clinical quality

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

    Top 5% in the nation for consistently delivering clinical quality

    View all awards

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

    87%
    Patients said they were given information about recovering at home

    3% higher than the national average

    78%
    Patients said that doctors always listened to them and explained things well

    2% higher than the national average

    View all patient feedback
  • Providence Santa Rosa Memorial Hospital

    1165 Montgomery Dr
    Santa Rosa, CA 95405
    Recipient of 11
    hospital awards

    Surgical Care Excellence Award™ (2024, 2023)

    Superior clinical outcomes in surgical care across 15 of the most common in-hospital surgical procedures including cardiac, vascular, joint replacement, prostate, spine, and gastrointestinal surgeries

    View all awards

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

    82%
    Patients said they were given information about recovering at home

    2% lower than the national average

    71%
    Patients said that nurses always listened to them and explained things well

    4% lower than the national average

    View all patient feedback
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