A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
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Lyme Disease Patient Education Read about the Lyme borreliosis bacteria transmitted by ticks in our Lyme disease patient education guide.Before Visiting Dr. Hernandez Learn More
Specialties & Research
- He has special expertise in 1 area:
- Flu (Human Influenza)
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- Additional Information
- Dr. David Gregory Hernandez DO is a male General Practitioner and practices in General Practice.
- Where does Dr. David G. Hernandez practice?
- Dr. David Hernandez has 1 office location.
Dr. David Hernandez practices General Practice near Billings, MT.
See Billings Primary Care Doctors.