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St. Joseph and St. Jude Heritage Medical Group

Endocrinology • Orange, CA

★★★★★4.9/52,119 reviews across 4 platforms

Ratings by platform

  • St. Joseph Heritage Medical Group - Dr. Joseph Hsiao: 4.9/5 (231 reviews)
  • St. Joseph Heritage Medical Group - Dr. Llanyee Liwanpo: 4.8/5 (285 reviews)
  • WebMD - Dr. Maruja Diaz Arjonilla: 2.5/5 (13 reviews)
  • St. Jude Heritage Fullerton - Endocrinology (overall location): 4.9/5 (1,590 reviews)

What patients say

Patients praise

  • High patient satisfaction ratings for many providers (e.g., 4.7-4.9 range)
  • Physicians praised for being attentive, kind, and explaining conditions/treatments clearly
  • Supportive office staff and access to specialized services like diabetes education and insulin pump therapy

Common complaints

  • Lower ratings reported for certain individual endocrinologists at the Orange location compared to others
  • Specific complaints noted in lower-rated reviews regarding patient interaction and satisfaction

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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