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

William McDermott, MD

Individual provider Internal Medicine Physician · NPI 1831485838

William McDermott, MD is an Internal Medicine in Charleston, South Carolina. Graduated from State University of Ny Upstate Medical University in 2011, 15 years ago. Practices with Impact Physician Group South Carolina LLC, a 9-clinician group and accepts Medicare assignment. Licensed in South Carolina and Tennessee.

Years since qualifying
15
Trained at
State University of Ny Upstate Medical University
Licensed in
SC, TN
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

169 Ashley Ave Rm 202 Main Hospital Msc 333
Charleston, SC 29425-8905
Phone: (843) 792-2731
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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 LL33918 (SC)
Internal Medicine Physician Taxonomy 207R00000X · Licence 53685 (TN)

Record details

NPI number1831485838
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2011
Last updated in NPPESJanuary 28, 2016

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY
Graduated 2011 (15 years in practice)
Group practice Impact Physician Group South Carolina Llc — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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