Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. John Walker Greene, MD

Individual provider Internal Medicine Physician · NPI 1093004392

Dr. John Walker Greene, MD is a Hospitalist in Raleigh, North Carolina. Graduated from University of Arkansas College of Medicine in 2011, 15 years ago. Practices with North Carolina Mg LLC, a 712-clinician group and accepts Medicare assignment. Licensed in North Carolina.

Years since qualifying
15
Trained at
University of Arkansas College of Medicine
Licensed in
NC
In the registry since
2011
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4420 Lake Boone Trl
Raleigh, NC 27607-7505
Phone: (919) 784-7093
Fax: (919) 784-7395
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 2015-00275 (NC)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2015-00275 (NC)

Record details

NPI number1093004392
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 7, 2011
Last updated in NPPESJuly 27, 2024
Certification dateJuly 27, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ARKANSAS COLLEGE OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice North Carolina Mg Llc — 712 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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