Dr. Timothy F. Oneill
- Gender: Male
- Experience: 34 years
- Graduated from: University Of New Mexico School Of Medicine
- Graduation year: 1987
- Sole propriator: No
- NPI: 1467493155
Dr. Timothy F. Oneill M.D.
Internist
He is located at 5300 Katella Avenue in Los Alamitos, CA 90720. Can help patients with the following: Atherosclerosis, Chronic Obstructive Pulmonary Disease (COPD), Cystitis, General Care, Influenza, Obesity. His National Provider Identifier (NPI) number is 1467493155. Appointment can be made via the phone number (562) 430-7533. He is affiliated with 1 practices and 2 hospitals.
Conditions treated
Dr. Timothy F. O'Neill, being an internist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Timothy F. Oneill.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. Timothy F. Oneill
Medicare Enrollment
Dr. Timothy F. Oneill is enrolled to bill Medicare as a Practitioner - Cardiovascular Disease (cardiology) .
Bills through: Los Alamitos Internal Medical Group Inc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Zoll Medical | $375 |
| Amgen | $356 |
| Boehringer Ingelheim | $335 |
Other
| Food and Beverage | $2347 |
Studies
UNIVERSITY OF NEW MEXICO SCHOOL OF MEDICINE
Graduated in 1987
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- Gender: Male
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- Address: 3810 Katella Avenue Los Alamitos, 90720, CA
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- Address: Suite 201 3801 Katella Avenue Los Alamitos, 90720, CA
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- Address: 5300 Katella Avenue Los Alamitos, 90720, CA
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- Address: Suite 401 3801 Katella Avenue Los Alamitos, 90720, CA
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- Address: Suite 155 3851 Katella Avenue Los Alamitos, 90720, CA
- Gender: Male
- Address: Suite 330 3801 Katella Avenue Los Alamitos, 90720, CA
- Gender: Male
- Address: Suite 330 3801 Katella Avenue Los Alamitos, 90720, CA
Questions & Answers
What conditions does Dr. Timothy F. O'Neill treat?
Dr. Timothy F. O'Neill provides treatment for Atherosclerosis, Chronic Obstructive Pulmonary Disease (COPD), Cystitis, General Care, Influenza, Obesity. For the full list see this list.
Does Dr. Timothy F. O'Neill have affiliation with practices?
Dr. Timothy F. O'Neill is affiliated with Losalamitoscardiovascular.
Where can you meet with Dr. Timothy F. O'Neill?
Dr. Timothy F. O'Neill's office is located at 5300 Katella Avenue in Los Alamitos, CA 90720.
Has Dr. Timothy F. O'Neill affiliation with hospitals?
Dr. Timothy F. O'Neill is affiliated with LONG BEACH MEMORIAL MEDICAL CENTER. For the full list of hospitals see this list.