Dr. David A. Diaz
- Gender: Male
- Experience: 31 years
- Graduated from: University Of Texas Southwestern Medical School At Dallas
- Graduation year: 1990
- Sole propriator: No
- NPI: 1033106380
Dr. David A. Diaz M.D.
Family Physician
He is located at 15930 South Great Oaks Drive A-200 in Round Rock, TX 78681. Can help patients with the following: Arthritis, Birth Control Counseling, Heart Disease, Hyperlipidemia, Infant Care, Influenza. His National Provider Identifier (NPI) number is 1033106380. Appointment can be made via the phone number (512) 246-3338. He also has a website where you can get more information. The website can be found at https://healthcare.ascension.org/doctors/1033106380/david-a-diaz-round-rock-tx. He is affiliated with 1 practices.
Conditions treated
Dr. David Alan Diaz, being an family physician, 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. David A. Diaz.
- Abdominal Pain
- Aging In Place
- Anxiety
- Arthritis
- Asthma
- Autism
- Birth Control Counseling
- Breastfeeding and Lactation
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Diabetes
- Fever
- General Care
- Headache
- Heart Disease
- High Blood Pressure
- Hyperlipidemia
- Hypothyroidism
- Infant Care
- Influenza
- Migraine
- Mold Exposure
- Nausea and Vomiting
- Obesity
- Osteoarthritis (OA)
- Osteoporosis
- Pregnancy
- Prenatal Care
- Prescription Refill
- Thyroid Disease
- Women's Health
Procedures Performed by Dr. David A. Diaz
Medicare Enrollment
Dr. David A. Diaz is enrolled to bill Medicare as a Practitioner - Family Practice .
Bills through: Great Oaks Family Practice Pa
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| AstraZeneca | $485 |
| Takeda | $407 |
| Lilly | $284 |
Other
| Food and Beverage | $2667 |
Spoken languages
- English
- Spanish
Studies
UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated in 1990Other ways to reach out
- Website: https://healthcare.ascension.org/doctors/1033106380/david-a-diaz-round-rock-tx
Looking for more Family Physicians?
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- Address: 1106 Clayton Lane Suite 102W Austin, 78723, TX
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- Address: 405 Old West Drive Round Rock, 78681, TX
Questions & Answers
What conditions does Dr. David Alan Diaz treat?
Dr. David Alan Diaz provides treatment for Arthritis, Birth Control Counseling, Heart Disease, Hyperlipidemia, Infant Care, Influenza. For the full list see this list.
Where can you meet with Dr. David Alan Diaz?
Dr. David Alan Diaz's office is located at 15930 South Great Oaks Drive A-200 in Round Rock, TX 78681.
Does Dr. David Alan Diaz accept insurance?
Unfortunately we don't have any information if Dr. David Alan Diaz accepts insurance.
Does Dr. David Alan Diaz have affiliation with practices?
Dr. David Alan Diaz is affiliated with Great Oaks Family Practice PA.