About Us

The Doctor

Dr. Delgado is an experienced health care provider in OB/GYN health care and has over 20 years of experience.


University of Iowa Medical School, Iowa City, 1983-1987  M.D.
University of California, Berkeley, School of Social Welfare 1978-1980  M.S.W.
Occidental College, Los Angeles, California 1974-1978 B.A.

Residency Training 

University of California, San Francisco 1987-1991
Board Certification
American Board of Obstetrics and Gynecology, 1994-2004
Recertified 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020

Professional  History

Kaiser Permanente Medical Group Santa Clara, California  07/91-09/00 Diablo Valley Women’s Group, Concord, California  9/00-5/02 Rosemary Delgado, MD., Professional Corporation, Walnut Creek  6/02-Present

The Nurse Practitioner

Armeen Karia, N.P


Lead Certified Medical Assistant : Ana Starr is our Lead certified medical assistant since July 2019.   She is responsible for rooming patients, taking vitals, weight, blood pressure and going over the patient medical history.  She assist both the Doctor and Nurse Practitioner with in-office procedures.  Ana is also responsible for calling patients and providing them with results from their most recent procedure / labs.

Front desk / Disability Forms / Medical Assistant: Jackie Guerrero is our medical assistant since June 2020.  She is responsible for answering all incoming phone calls, scheduling patient, and completing all disability forms.  Jackie is also a medical assistant who is assist with rooming patients, taking vitals, weight, blood pressure and going over patient medical history.