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

Dr. Mason James Walgrave, MD

Individual provider Hospitalist Physician · NPI 1144670662

Dr. Mason James Walgrave, MD is a Pediatric Medicine in Charleston, South Carolina. Graduated from University of North Texas Hsc, College of Osteopathic Med in 2016, 10 years ago. Practices with University Medical Associates of the Medical University of South Carol, a 1,640-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in South Carolina.

Years since qualifying
10
Trained at
University of North Texas Hsc, College of Osteopathic Med
Licensed in
SC
In the registry since
2016
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

169 Ashley Ave Rm 202 Main Hospital MSC333
Charleston, SC 29425-8905
Phone: (843) 792-0435
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2095 Henry Tecklenburg Dr, Charleston, SC 29414-5733 — (843) 402-1634

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 39795 (SC)
Internal Medicine Physician Taxonomy 207R00000X · Licence 39795 (SC)
Pediatrics Physician Taxonomy 208000000X · Licence 39795 (SC)

Record details

NPI number1144670662
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2016
Last updated in NPPESOctober 29, 2025
Certification dateOctober 29, 2025

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF NORTH TEXAS HSC, COLLEGE OF OSTEOPATHIC MED
Graduated 2016 (10 years in practice)
Group practice University Medical Associates Of The Medical University Of South Carol — 1640 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Charleston