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

Dr. John B Calhoun Jr., MD

Individual provider Internal Medicine Physician · NPI 1770845141

Dr. John B Calhoun Jr., MD is an Internal Medicine in Charleston, South Carolina. Graduated from Medical College of Georgia School of Medicine in 2012, 14 years ago. Practices with Southern Clinic PC, a 25-clinician group, accepts Medicare assignment and offers telehealth. Licensed in South Carolina.

Years since qualifying
14
Trained at
Medical College of Georgia School of Medicine
Licensed in
SC
In the registry since
2012
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

169 Ashley Ave Rm 202 Main Hospital MSC333
Charleston, SC 29425-8905
Phone: (843) 792-4047
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence LL34731 (SC)

Record details

NPI number1770845141
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 12, 2012
Last updated in NPPESJune 12, 2012

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMEDICAL COLLEGE OF GEORGIA SCHOOL OF MEDICINE
Graduated 2012 (14 years in practice)
Group practice Southern Clinic Pc — 25 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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