Summary

Dr. Mary Oneill is an obstetrician and gynecologist who brings over four decades of experience to women's healthcare. She earned her medical degree from Creighton University School of Medicine and completed her residency training at New York Medical College. With 41 years of dedicated practice, Dr. Oneill has developed extensive expertise in comprehensive women's health services. She is fluent in both English and Spanish, allowing her to serve a diverse patient population.

Dr. Oneill practices at Good Samaritan Hospital and maintains locations in Campbell and San Jose, California. She specializes in treating conditions such as abnormal uterine bleeding, vaginitis, and vulvitis. Her procedural expertise includes breast cancer screening, pelvic ultrasounds, and specialized breast imaging techniques. Patients have given her an average rating of 3.2 out of 5 stars on Vitals, reflecting their experiences with her care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 3.1
  • 41 years of experience
  • 39 insurance plans accepted
  • speaks English, Spanish
  • New York Medical College
  • 5 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 2 office locations
  • Female

Office Locations

Dr. Mary Margaret Oneill has 2 locations

Cedar Obgyn

200 W Campbell AveCampbell, CA 95008
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Oconnor Hospital

2105 Forest AveSan Jose, CA 95128

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Dr. Mary Margaret Oneill, MDDr. Ingrid Anne Rodi, MDDr. Ashim Kumar, MDDr. Abigail Grace Prushansky, CEO, DNP, FNP-BC, CNM
Obstetrics & GynecologyObstetrics & GynecologyObstetrics & GynecologyObstetrics & Gynecology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.1 
4.7 
3.8 
41 Years of Experience 47 Years of Experience 28 Years of Experience 5 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English, Portuguese, German Speaks English, Hindi, Punjabi Speaks English
Campbell , CALos Angeles , CAEncino , CATorrance , CA
Med School: Creighton University School Of Medicine Med School: Warren Alpert Medical School Of Brown University Med School: Emory University
Current Profile
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Insurance Plans Accepted by Dr. Mary Margaret Oneill

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • Affinity Health Plan
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • AmeriHealth
  • Anthem Blue Cross
  • Blue Cross Blue Shield of Tennessee
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Brand New Day
  • CHAMPVA
  • Cigna
  • Contra Costa Health Plan
  • GEHA
  • Health Net
  • Health Net - HMO
  • Health Plan of San Joaquin
  • Humana
  • Kaiser Permanente
  • Magellan Health
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Optum Health
  • Santa Clara Family Health Plan
  • Santa Clara Family Health Plan - Medicaid (Managed)
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • Valley Health Plan
  • Valley Health Plan - HMO
  • Western Health Advantage

Medical Specialties

Dr. Mary Margaret Oneill has the following specialty

Specialty Expertise

Dr. Mary Margaret Oneill has the following 11 areas of expertise

  • Birth Control
  • C-section
  • Child Birth
  • Hot Flashes
  • Infertility
  • Menopause
  • Menstrual Pain
  • Pap Smear
  • Pelvic Exam
  • Pregnancy
  • Women's Health

Certifications, License, & Education

41 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

New York Medical College

Medical School

Creighton University School Of MedicineGraduated in 1985

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Frequently Asked Questions

Is Dr. Mary Oneill accepting new patients?
Dr. Mary Oneill is accepting new patients on Vitals. View Dr. Mary Oneill's profile on Vitals to make an appointment.
Does Dr. Mary Oneill accept virtual/telehealth appointments?
Dr. Mary Oneill has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Mary Oneill's office located?
Dr. Mary Oneill's office is located at 200 W Campbell Ave, Campbell, CA, 95008.
Does Dr. Mary Oneill accept my insurance?
You can see the insurance plans that Dr. Mary Oneill accepts on their Vitals profile.
How can I make an appointment with Dr. Mary Oneill?
You can find contact information for Dr. Mary Oneill here on Vitals.

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