Dr. Obnial graduated from the University Of The East/Ramon Magsaysay Memorial Medical Center in 2000. Dr. Obnial works in Walnut Creek, CA and 2 other locations and specializes in General Surgery and Vascular Surgery. Dr. Obnial is affiliated with Alta Bates Summit Medical Center and John Muir Medical Center Concord.


Years Experience: 19

Dr. Obnial's Specialties

Dr. Obnial's Education & Training

Medical School
University Of The East/Ramon Magsaysay Memorial Medical Center; Graduated 2000


  • Overall Rating

  • Rate
    Explains conditions & treatments

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    Takes time to answer my questions

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    Provides follow-up as needed

Dr. Obnial's Accepted Insurance

Please verify insurance information directly with your doctor's office as it may change frequently.

Insurance Plans

  • Aetna Choice POS II
  • Aetna HMO
  • Aetna HMO Deductible Plan CA only
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO

Dr. Obnial's Office Information & Appointments

This physician has multiple office locations. See Office Information for details.


Bass Medical Group
Bay Area Surgical Specialist

365 Lennon Ln Ste 250
Walnut Creek, CA 94598

Get Directions

Tel: Not Available

Fax: (925) 932-0139

Practice Website: bayareasurgical.com

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

M 8:00 AM - 5:00 PM
T 8:00 AM - 5:00 PM
W 8:00 AM - 5:00 PM
T 8:00 AM - 5:00 PM
F 8:00 AM - 4:30 PM
S Closed
S Closed

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