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GastroenterologyMonterey, CA

★★★☆☆3.4/5195 reviews across 6 platforms

Ratings by platform

  • Healthgrades (Dr. Richard Hell): 4.6/5 (19 reviews) (19 reviews)
  • WebMD (Dr. Jan Kamler): 4.5/5 (25 ratings) (25 ratings)
  • Healthgrades (Dr. Jan Kamler): 3.8/5 (16 reviews) (16 reviews)
  • Healthgrades (Dr. Isabelle Moonan): 5.0/5 (3 reviews) (3 reviews)
  • WebMD (Dr. Michael Mendoza): 5.0/5 (6 ratings) (6 ratings)
  • Yelp (Monterey Bay GI Consultants Medical Group): 2.9/5 (126 reviews) (126 reviews)

What patients say

Patients praise

  • Thorough, knowledgeable, professional care and good bedside manner (Dr. Jan Kamler on WebMD)
  • Clean/well-decorated office experience mentioned by patients (Dr. Jan Kamler on WebMD)
  • Engaged listening and clear explanations/follow-up (Dr. Michael Mendoza on WebMD)
  • High likelihood to recommend reported by some patients (Dr. Richard Hell on Healthgrades; Dr. Isabelle Moonan on Healthgrades)

Common complaints

  • Rude or disrespectful behavior and lack of reasonable accommodation reported (Dr. Richard Hell on Healthgrades)
  • Some patients felt appointments were rushed or the doctor was stressed/on a time-crunch; insufficient clarification after procedures (Dr. Jan Kamler on Healthgrades)
  • Negative experience themes including difficulty scheduling, long wait times, didn’t listen/answer questions, poor communication, and unprofessional/cold care (Dr. Michael Mendoza on Healthgrades)
  • Lower group rating on Yelp (Monterey Bay GI Consultants Medical Group) indicates broader dissatisfaction

In patients' words

"“I've been Dr. Kamler's patient since early 2018, and I can honestly say he's one of the best doctors I've ever met. He's thorough, knowledgeable, always professional, and has unfailingly provided vital information and options.”"

WebMD review for Dr. Jan Kamler (Monterey, CA)

"“A Doctor’s Dilemma: Too many patients, no time” and “he seemed like he was stressed and on a time-crunch… he did not clarify my questions…”"

Healthgrades review for Dr. Jan Kamler (Monterey, CA)

"“uneducated about the American with Disabilities Act, and was extremely rude. … DO NOT RECOMMEND.”"

Healthgrades review for Dr. Richard Hell (Monterey, CA)

"“Difficult to schedule appointment… Long wait times… Didn’t listen or answer questions… Appointment was rushed.”"

Healthgrades page for Dr. Michael Mendoza (Monterey, CA)

"“(831) 375-3577, 2.9 (126 reviews) Gastroenterologist”"

Yelp listing for Monterey Bay GI Consultants Medical Group (Monterey)

How these reviews were compiled

Synthesized from public patient-review platforms as of Jul 10, 2026 — sources: [1][2][3][4][5][6][7][8].

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