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Informational purposes only — not medical advice. Always consult a professional. Data updated weekly.

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Best Internal Doctors in Columbia, SC | NPI Telehealth
Home/South Carolina/Columbia/Internal Doctors
LOCAL SPECIALTY PROTOCOL 2026

Internal Doctors
IN Columbia.

Find and book top-rated Internal Medicine specialists in Columbia, SC. Access NPI credentials sourced from federal records and virtual care availability.

SPECIALISTS

Active internal doctors in Columbia jurisdiction.

50 ENTRIES FOUND
NPI: 1992921480
VIRTUAL ACTIVE

RYAN MACNEVIN, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE (2005)
19+ Years Exp.
ACCESS PROFILE
NPI: 1962480889
VIRTUAL ACTIVE

MARK MAYSON, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
MEDICAL COLLEGE OF GEORGIA SCHOOL OF MEDICINE (1989)
20+ Years Exp.
ACCESS PROFILE
NPI: 1902340953
VIRTUAL ACTIVE

NAVYA KUCHIPUDI, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2012)
10+ Years Exp.
ACCESS PROFILE
NPI: 1881687440
VIRTUAL ACTIVE

ELIZABETH LEBEL, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
PERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA (1993)
21+ Years Exp.
ACCESS PROFILE
NPI: 1871605048
VIRTUAL ACTIVE

DEREK THOMAS, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
HOWARD UNIVERSITY COLLEGE OF MEDICINE (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1861526790
VIRTUAL ACTIVE

CASEY MCMILLAN, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
MEDICAL COLLEGE OF GEORGIA SCHOOL OF MEDICINE (2004)
19+ Years Exp.
ACCESS PROFILE
NPI: 1851500821
VIRTUAL ACTIVE

CASSANDRA PATTERSON, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2003)
19+ Years Exp.
ACCESS PROFILE
NPI: 1811292055
VIRTUAL ACTIVE

DEEWAN DEEWAN, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2001)
15+ Years Exp.
ACCESS PROFILE
NPI: 1811061062
VIRTUAL ACTIVE

VERONICA ORTIZ, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2001)
20+ Years Exp.
ACCESS PROFILE
NPI: 1801843529
VIRTUAL ACTIVE

DANA NAIRN, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE (1998)
20+ Years Exp.
ACCESS PROFILE
NPI: 1770644478
VIRTUAL ACTIVE

DAVID SACHAR, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIFORMED SERVICES UHS FE HEBERT SCHOOL OF MED (1997)
20+ Years Exp.
ACCESS PROFILE
NPI: 1770555872
VIRTUAL ACTIVE

ARUMUGAM THANUMALAYA PERUMAL, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (1980)
20+ Years Exp.
ACCESS PROFILE
NPI: 1770539389
VIRTUAL ACTIVE

MOSES UDOH, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (1998)
20+ Years Exp.
ACCESS PROFILE
NPI: 1740644376
VIRTUAL ACTIVE

CAROLINE OSBORNE, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
MEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE (2016)
10+ Years Exp.
ACCESS PROFILE
NPI: 1720034879
VIRTUAL ACTIVE

RACHELLE GAJADHAR, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE (1997)
20+ Years Exp.
ACCESS PROFILE
NPI: 1639465727
VIRTUAL ACTIVE

MEREDITH DONLEY, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2011)
15+ Years Exp.
ACCESS PROFILE
NPI: 1639337835
VIRTUAL ACTIVE

MUHAMMAD RAFIQ, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (1998)
18+ Years Exp.
ACCESS PROFILE
NPI: 1639326283
VIRTUAL ACTIVE

MEGHAN BUSINARO, D.O.

Internal Medicine

NPI DATA 2026
Columbia, SC
MIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED (2006)
18+ Years Exp.
ACCESS PROFILE
NPI: 1629235700
VIRTUAL ACTIVE

ABDUL USMANI, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (1988)
18+ Years Exp.
ACCESS PROFILE
NPI: 1629098918
VIRTUAL ACTIVE

KELLE BOLDEN, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF VIRGINIA SCHOOL OF MEDICINE (2006)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588784250
VIRTUAL ACTIVE

MICHAEL HAMMER, DO

Internal Medicine

NPI DATA 2026
Columbia, SC
OHIO UNIVERSITY, COLLEGE OF OSTEOPATHIC MEDICINE (2007)
19+ Years Exp.
ACCESS PROFILE
NPI: 1588750103
VIRTUAL ACTIVE

CYNTHIA MATTHEWS-BETTS, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
HOWARD UNIVERSITY COLLEGE OF MEDICINE (1985)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588663264
VIRTUAL ACTIVE

LEVERNE PROSSER, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE (1996)
21+ Years Exp.
ACCESS PROFILE
NPI: 1588042725
VIRTUAL ACTIVE

ANDY IRIZA, DO

Internal Medicine

NPI DATA 2026
Columbia, SC
PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE (2015)
11+ Years Exp.
ACCESS PROFILE
NPI: 1558411751
VIRTUAL ACTIVE

LAURA HERPEL, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE (1999)
19+ Years Exp.
ACCESS PROFILE
NPI: 1538347661
VIRTUAL ACTIVE

RICHARD BOGAN, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
MEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE (1970)
18+ Years Exp.
ACCESS PROFILE
NPI: 1508216490
VIRTUAL ACTIVE

CALEB RICHARDS, D.O.

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2016)
10+ Years Exp.
ACCESS PROFILE
NPI: 1497275895
VIRTUAL ACTIVE

MATHEW MAZZOLA, DO

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2017)
9+ Years Exp.
ACCESS PROFILE
NPI: 1477591865
VIRTUAL ACTIVE

DAVID BLALOCK, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OHIO STATE UNIVERSITY COLLEGE OF MEDICINE (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1437362456
VIRTUAL ACTIVE

TIMOTHY IDIAGHE

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (1998)
19+ Years Exp.
ACCESS PROFILE
NPI: 1366530735
VIRTUAL ACTIVE

DEIDRE TOOMER-CLOWNEY, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF KENTUCKY COLLEGE OF MEDICINE (1987)
20+ Years Exp.
ACCESS PROFILE
NPI: 1346387388
VIRTUAL ACTIVE

STEPHEN OSAGUONA, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (1995)
19+ Years Exp.
ACCESS PROFILE
NPI: 1346258746
VIRTUAL ACTIVE

CARLTON CAUTHEN, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE (2002)
20+ Years Exp.
ACCESS PROFILE
NPI: 1336434182
VIRTUAL ACTIVE

BROOKE MCADAMS, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE (2011)
15+ Years Exp.
ACCESS PROFILE
NPI: 1336373406
VIRTUAL ACTIVE

ADDIE SPIER, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2009)
17+ Years Exp.
ACCESS PROFILE
NPI: 1336198274
VIRTUAL ACTIVE

BENEDICT STUDNICKA, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE (1993)
20+ Years Exp.
ACCESS PROFILE
NPI: 1336105535
VIRTUAL ACTIVE

MULUGETA TAREKEGNE, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (1985)
20+ Years Exp.
ACCESS PROFILE
NPI: 1326486465
VIRTUAL ACTIVE

BASEM MISHRIKY, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2007)
13+ Years Exp.
ACCESS PROFILE
NPI: 1295704898
VIRTUAL ACTIVE

MARGARET MATTHEWS, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL SCHOOL OF MEDICINE (1994)
20+ Years Exp.
ACCESS PROFILE
NPI: 1255562492
VIRTUAL ACTIVE

FARZIN RASHTI, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
HOWARD UNIVERSITY COLLEGE OF MEDICINE (2008)
17+ Years Exp.
ACCESS PROFILE
NPI: 1255509261
VIRTUAL ACTIVE

DAVID GEARDING, DO

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF PIKEVILLE, KENTUCKY COLLEGE OF OSTEOPATHIC MED (2007)
18+ Years Exp.
ACCESS PROFILE
NPI: 1255326096
VIRTUAL ACTIVE

JAMES GASQUE, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF FLORIDA COLLEGE OF MEDICINE (1988)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245465178
VIRTUAL ACTIVE

BRANDI DERRICK, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2009)
17+ Years Exp.
ACCESS PROFILE
NPI: 1245296433
VIRTUAL ACTIVE

YOHANNES NEGASH, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE (1995)
20+ Years Exp.
ACCESS PROFILE
NPI: 1205824810
VIRTUAL ACTIVE

AMIR AHMED, M.D.

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (1997)
21+ Years Exp.
ACCESS PROFILE
NPI: 1194792184
VIRTUAL ACTIVE

RHONA HARRELL, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
MEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1194354720
VIRTUAL ACTIVE

LAKESHA PATTON, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL SCHOOL OF MEDICINE (2020)
6+ Years Exp.
ACCESS PROFILE
NPI: 1124070768
VIRTUAL ACTIVE

KRISTINA HURSEY, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
MEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE (2002)
20+ Years Exp.
ACCESS PROFILE
NPI: 1093761751
VIRTUAL ACTIVE

JOSEPH WILLIAMS, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
MEDICAL COLLEGE OF GEORGIA SCHOOL OF MEDICINE (1977)
20+ Years Exp.
ACCESS PROFILE
NPI: 1013324730
VIRTUAL ACTIVE

HANAA BENCHEKROUN BELABBES, MD

Internal Medicine

NPI DATA 2026
Columbia, SC
OTHER (2012)
12+ Years Exp.
ACCESS PROFILE

Local Discovery Protocol

Navigating healthcare in Columbia, SC requires finding the right expert. A highly qualified internal medicine is crucial for proper diagnosis and long-term care management.

  • NPI Credentials: Active NPI status and valid SC state licensing sourced from federal records.
  • Virtual Options: Encrypted telehealth consultations available for remote triage.
All Providers in South CarolinaNationwide Internal Medicines