OB/GYN Clinic
OB-GYN • San Mateo, CA • 4 (Coastside Half Moon Bay, Daly City, Fair Oaks/Redwood City, San Mateo Medical Center) locations
About
OB/GYN Clinic San Mateo, located at San Mateo Medical Center in San Mateo, California, provides obstetric and gynecological care including pregnancy care, prenatal care, family planning, and adolescent health services. The clinic operates Monday through Friday from 8:00 a.m. to 5:00 p.m., with extended evening hours Monday through Thursday until 8:00 p.m.
Clinic Type
OB-GYN
Address
San Mateo Medical Center, 222 West 39th Ave, San Mateo, CA 94402 (1st floor, SMMC Information Desk, 2nd floor, Nursing Wing, outside 2AB)
Phone
(650) 573-3702
info-hcu@smcgov.org
Opening Hours
Monday – Friday: 8:00 a.m. – 5:00 p.m. Evening Hours – Monday through Thursday: 5:00 p.m. – 8:00 p.m. Locations and Hours: Monday – Wednesday, Friday: 8:30 AM – 5:00 PM Thursday*: 10:00 AM – 5:00 PM. *We close at 2:30 PM the 2nd Thursday of each month.
Services Offered
Team
Insurance & Payment
Enrollment counselors assist with health coverage options; free health coverage screening available; services may include various public programs.
Sliding Fee Scale, Charity Care, Discounted Health Care (DHC), Medicaid/Medi-Cal, Covered California, Medicare
Languages Spoken
FAQs
What are the hours of operation?
Mon–Fri 8:00 a.m.–5:00 p.m.; evening hours Mon–Thu 5:00–8:00 p.m.
How can I make an appointment?
Make Appointment: (650) 573-3702; Reschedule Appointment: (650) 573-3702.
Where is the clinic located?
San Mateo Medical Center, 222 West 39th Ave, San Mateo
What are the OB/GYN clinic hours?
Monday through Friday: 8:00 a.m. – 5:00 p.m. Evening Hours – Monday through Thursday: 5:00 p.m. – 8:00 p.m.
How can I apply for health coverage or enrollment assistance?
Call 650-616-2002 or email info-hcu@smcgov.org for help applying; appointments preferred, walk-ins welcome at all locations.
Social Media
Photos

What Patients Say
Overall sentiment across review platforms: mixed
- Yelp (Claire M. Serrato, MD): 4.3/5 (92 reviews)
- Bay Area Obstetrics & Gynecology (Testimonials page): 4.87/5 (111 reviews)
- UCSF Health (Dr. Carolyn Mannon): 4.7/5 (233 ratings)
- Medical Arts OB/GYN (aggregated sites): 3.8/5 (8 reviews)
Patients praise
- Knowledgeable and experienced physicians
- Compassionate, patient, and warm bedside manner
- Thorough care and effective communication of medical information
- Efficient and friendly front desk staff at some locations
- Supportive and comfortable office environments
Common complaints
- High costs and unexpected billing issues
- Long wait times and lack of communication from staff
- Unprofessional or impatient staff demeanor
- Perceived lack of care, empathy, or thoroughness in some interactions
- Scheduling issues and difficulty accessing specific doctors for delivery or emergencies
"Dr. Cabrera has provided me with the best obgyn experience! She was so gentle, caring, and knowledgeable."
— Bay Area Obstetrics & Gynecology Patient Testimonial"The office, however, is the worst run office. Forget patient confidentiality... I feel like it’s one big high school gossip lunch here from 9 – 5."
— Unilocal patient review for Dr. Marieta Gilda Angtuaco"I had a scheduled appointment at 10:45 AM and wasn’t seen until 11 AM. After being taken into a room, I waited an additional 50 minutes without anyone checking in on me."
— LocalityBiz patient review for Planned Parenthood, San MateoSynthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].
Information sourced from the clinic's website as of . Own this clinic? Claim or correct this listing.
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