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Summary
Dr. Douglas Allen specializes in internal medicine, providing comprehensive care for adult patients with a wide range of medical conditions. He earned his medical degree from Oregon Health & Science University School of Medicine and has dedicated four decades to practicing medicine, bringing extensive knowledge and experience to his patient care.
Dr. Allen maintains hospital affiliations with College Hospital Costa Mesa and Huntington Beach Hospital, serving patients throughout the Costa Mesa and Huntington Beach areas in California. His long-standing practice in internal medicine allows him to address complex medical issues and coordinate comprehensive treatment plans for his patients. Through his years of practice, he has developed expertise in managing both acute and chronic conditions that affect adults.
Dr. Allen maintains hospital affiliations with College Hospital Costa Mesa and Huntington Beach Hospital, serving patients throughout the Costa Mesa and Huntington Beach areas in California. His long-standing practice in internal medicine allows him to address complex medical issues and coordinate comprehensive treatment plans for his patients. Through his years of practice, he has developed expertise in managing both acute and chronic conditions that affect adults.
Overview based on verified provider data
Quick Facts
- 40 years of experience
- Oregon Health & Science University School Of Medicine
- 1 specialty
- 2 hospital affiliations
- 2 office locations
- Male
Office Locations
Dr. Douglas Allen has 2 locationsCompare with Similar Doctors
 |  |  |  |
| Dr. Douglas Allen | Dr. Tooba Rehman, MD | Dr. Adama Diarra, DO | Karthikeyan Viswanathan, DO |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 40 Years of Experience | 16 Years of Experience | 14 Years of Experience | 12 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, French, Bambara | Speaks English, Tamil | ||
| Huntington Beach , CA | Katy , TX | Tigard , OR | Palo Alto , CA |
| Med School: Oregon Health & Science University School Of Medicine | Med School: CHICAGO MEDICAL SCHOOL AT ROSALIND FRANKLIN UNIVERSITY OF MEDICINE & SCIENCE | Med School: Arizona College of Osteopathic Medicine | Med School: Bassett Medical Center - Cooperstown, New York |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Douglas Allen
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Douglas Allen has the following specialty
Certifications, License, & Education
40 Years Experience
Dr. Douglas Allen holds an active medical license in the state of California.
Medical License
Medical Doctor with an active medical license in the state of California that expired in 2026.
Education & Training
Medical School
Graduated from Oregon Health & Science University School Of Medicine in 1986.
NPI Number
Dr. Allen's NPI number is 1669893962.
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Frequently Asked Questions
- Is Dr. Douglas Allen accepting new patients?
- Dr. Douglas Allen has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. Douglas Allen accept my insurance?
- You can see the insurance plans that Dr. Douglas Allen accepts on their Vitals profile.
- How can I make an appointment with Dr. Douglas Allen?
- You can find contact information for Dr. Douglas Allen here on Vitals.
- Which hospitals is Dr. Douglas Allen affiliated with?
- Dr. Douglas Allen is affiliated with College Hospital Costa Mesa and Huntington Beach Hospital.
- Where is Dr. Douglas Allen's office located?
- Dr. Douglas Allen's office is located at 17772 Beach Blvd, Huntington Beach, CA, 92647.
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