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Summary
Dr. Patrick O'Callahan is a family medicine physician with additional expertise in emergency medicine and preventive medicine. He earned his medical degree from Columbia University College of Physicians and Surgeons and has been practicing for over three decades. Dr. O'Callahan speaks English.
Dr. O'Callahan practices at multiple locations in Anaheim, California, including Workcare Inc, Anaheim Global Medical Center, and AHMC Anaheim Regional Medical Center. His clinical focus includes comprehensive breast cancer screening services. He performs specialized imaging procedures such as scintimammography and digital breast tomosynthesis to help detect breast abnormalities early.
Dr. O'Callahan practices at multiple locations in Anaheim, California, including Workcare Inc, Anaheim Global Medical Center, and AHMC Anaheim Regional Medical Center. His clinical focus includes comprehensive breast cancer screening services. He performs specialized imaging procedures such as scintimammography and digital breast tomosynthesis to help detect breast abnormalities early.
Overview based on verified provider data
Quick Facts
- 31 years of experience
- speaks English
- Columbia University College Of Physicians & Surgeons
- 3 specialties
- 3 areas of expertise
- 2 hospital affiliations
- 3 office locations
- Male
Office Locations
Dr. Patrick D Ocallahan has 3 locationsWorkcare Inc
300 S Harbor Blvd Ste 600Anaheim, CA 92805 Tel: (714) 978-7488
Mon8:00 am - 6:00 pm
Tue8:00 am - 6:00 pm
Wed8:00 am - 6:00 pm
Thu8:00 am - 6:00 pm
Fri8:00 am - 6:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. Patrick D Ocallahan | Dr. Lubna Isho, DO | Dawn Vollman, PA-C | Dr. Claudia Eppele, MD |
| Family Medicine | Family Medicine | Family Medicine | Family Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 31 Years of Experience | 25 Years of Experience | 29 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks Arabic, English, Spanish | Speaks English | Speaks English |
| Anaheim , CA | POMONA , CA | HUNTINGTON BEACH , CA | Costa Mesa , CA |
| Med School: Columbia University College Of Physicians & Surgeons | Med School: Western Univ Health Sci College Of Osteopathic Medicine Of The Pacific | Med School: Universidad Autonoma De San Luis Potosi Facultad De Medicina | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Patrick D Ocallahan
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Patrick D Ocallahan has the following 3 specialties
Specialty Expertise
Dr. Patrick D Ocallahan has the following 3 areas of expertise
Certifications, License, & Education
31 Years Experience
Dr. Patrick D Ocallahan holds an expired medical license in the state of California.
Medical License
Medical Doctor with an expired medical license in the state of California that expired in 2026.
Education & Training
Medical School
Graduated from Columbia University College Of Physicians & Surgeons in 1995.
NPI Number
Dr. Ocallahan's NPI number is 1386733988.
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Frequently Asked Questions
- Is Dr. Patrick Ocallahan accepting new patients?
- Dr. Patrick Ocallahan has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Where is Dr. Patrick Ocallahan's office located?
- Dr. Patrick Ocallahan's office is located at 300 S Harbor Blvd Ste 600, Anaheim, CA, 92805.
- Does Dr. Patrick Ocallahan accept virtual/telehealth appointments?
- Dr. Patrick Ocallahan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- How can I make an appointment with Dr. Patrick Ocallahan?
- You can find contact information for Dr. Patrick Ocallahan here on Vitals.
- Does Dr. Patrick Ocallahan accept my insurance?
- You can see the insurance plans that Dr. Patrick Ocallahan accepts on their Vitals profile.
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