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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (102)

The overall average patient rating of Dr. Roselyn Dinsay, Obstetrician & Gynecologist is Good. Dr. Dinsay has been reviewed by 142 patients who have provided 102 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.2
Promptness 2.7
Courteous Staff 3.0
Accurate Diagnosis 2.8
Bedside Manner 2.6
Spends Time with Me 2.7
Follows Up After Visit 2.6

Specialties & Research

  • She has special expertise in 6 areas:
  • Endometriosis
  • Hormone Replacement Therapy (HRT)
  • Hot Flashes
  • Infertility
  • Menopause
  • PMS (Premenstrual Syndrome)

Education & Awards

Dr. Dinsay graduated from Loma Linda University. She has 1 awards.

Patients' Choice Award (2008, 2012 - 2013)


Dr. Dinsay has 7 hospital affiliations:

  • Providence Saint Joseph Medical Center 
  • Pomona Valley Hospital Medical Center 


  • English
  • Armenian
  • Flemish
  • Spanish
  • Tagalog

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Additional Information
Dr. Roselyn M Dinsay MD is a female Obstetrician & Gynecologist, has 18 years of experience and practices in Obstetrics & Gynecology.
Where does Dr. Roselyn M. Dinsay practice?
Dr. Roselyn Dinsay has 6 office locations.
Dr. Roselyn Dinsay practices Obstetrics & Gynecology near Chino, CA.
Additional practice locations include: Glendale, CA and Corona, CA.
See Chino Obstetricians & Gynecologists.