Dr. Marc Dao, MD
Internal Medicine
20+
Years in Practice
Practice Locations
1 location
About Dr. Marc Dao
Marc Dao, MD is a healthcare provider practicing in Escondido, CA.
Specialty Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
24
Years Experience
1
Location
3
States Licensed
Credentials & Board Certifications
Additional Specialties
Primary Specialty
Internal MedicineCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
Medical College Of Wisconsin
Class of 2002
Licenses & Practice States
Licensed in 3 states
| State | License | Classification | Primary |
|---|---|---|---|
| Wisconsin | 48006 | Internal Medicine | — |
| Texas | N6851 | Internal Medicine | — |
| California | C142559 | Internal Medicine |
Public Data Summary for Dr. Marc Dao
With 20 years of practice, Dr. Marc Dao is an established internal medicine provider, MD, after earning their medical degree at Medical College Of Wisconsin in 2002. Dr. currently practices at Graybill Medical Group Inc in Escondido, California. Their National Provider Identifier (NPI) is 1467542175, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
CMS Medicare data shows Dr. Marc Dao as a lower-volume internal medicine provider, treating approximately 342 Medicare beneficiaries and delivering 783 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.
Transparency & Safety
Public records from CMS and OIG databases
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. Marc Dao
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0 reviews
Internal Medicine Providers Nearby
Same primary specialty near ZIP 92025
FAQ
Frequently asked questions about Dr. Marc Dao
What does Dr. Marc Dao specialize in?
Dr. Marc Dao specializes in Internal Medicine. Secondary taxonomy filings also list Internal Medicine.
Where does Dr. Marc Dao practice?
Dr. Marc Dao practices at Graybill Medical Group Inc in Escondido, California.
Does Dr. Marc Dao accept Medicare?
CMS records show that Dr. Marc Dao accepts Medicare assignment. CMS billing data shows 342 Medicare beneficiaries treated in the most recent reporting year.
What is Dr. Marc Dao's NPI number?
Dr. Marc Dao's National Provider Identifier (NPI) is 1467542175. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. Marc Dao been practicing?
Dr. Marc Dao has approximately 20 years of practice experience, having graduated from Medical College Of Wisconsin in 2002.