Dr. Mark O'Brien, DO

Dr. Mark O'Brien, DO

Internal Medicine  ·  
Male  ·  
Age 58
(1)
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Dr. Mark O'Brien, DO is an internal medicine specialist in Oceanside, CA and has been practicing for 31 years. He graduated from Mi State Univ Coll Of Osteo Med in 1987 and specializes in internal medicine and hospital medicine.

4002 Vista Way

Oceanside, CA 92056

Contact Information

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of California

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Background Check

No malpractice claims found for California
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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About Me

Biography

Dr. Mark O'Brien, DO is an internal medicine specialist in Oceanside, CA and has been practicing for 31 years. He graduated from Mi State Univ Coll Of Osteo Med in 1987 and specializes in internal medicine and hospital medicine.

Specialties

  • Internal Medicine
  • Hospital Medicine

Education

  • 1987
    Mi State Univ Coll Of Osteo Med
    Medical School
    1987

Dr. O'Brien's Reviews

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Dr. O'Brien's Performance
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What People Say About Dr. Mark O'Brien, DO
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The billing department is completely flawed. I saw this dr in an emergency room yet he/ his billing department refuse to use the emergency room code when they submitted the claim. They just resubmit the same wrong code. My insurance will only cover it as ER. As it was an ER visit. And he is out of...Read More
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Locations

Insurance accepted

Accepted insurance can change. Please double-check when making an appointment.

Aetna
Aetna HMO
Choice Plus POS II
Blue Cross Blue Shield
Blue Card PPO
Blue Cross Blue Shield of California
Advantage Preferred DirectAccess Plus PPO
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