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Internal Medicine Providers in Apex, NC

Browse 6 Internal Medicine providers listed in NPPES with a practice address in Apex, North Carolina.

6 Healthcare Providers

How Apex compares with the U.S.

6 active clinicians in Internal Medicine list a practice address in Apex, NC in the NPI registry.

With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.

Too few clinicians in Internal Medicine in Apex are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.

Showing 1โ€“6 of 6 providers
With recent CMS data first, then Aโ€“Z

Dr. Theresa Cambre Amerson , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment
120 Healthplex Way, Apex, NC 275028403
Phone: 9193500550
NPI Identifier 1518094093
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Dr. Thusitha Ruwan Dissanayake , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment
1001 Pemberton Hill Rd Ste 202, Apex, NC 275024265
Phone: 9197605228
NPI Identifier 1073810537
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Dr. Jangwon Lee , MD

Internal Medicine

Active NPI Status
120 Healthplex Way Ste 204, Apex, NC 275028403
Phone: 9193500550
NPI Identifier 1669767794
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Dr. Xiaohuan Li , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment
1011 Pemberton Hill Rd Ste 101, Apex, NC 275024266
Phone: 9846003160
NPI Identifier 1225425333
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Dr. Jill A Schaeffer , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
1480 Kelly Rd, Apex, NC 275029004
Phone: 9193639363
NPI Identifier 1508818873
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Dr. Nfn Sumedha , MD

Internal Medicine

Active NPI Status
1011 W Williams St Ste 103, Apex, NC 275023979
Phone: 9192832845
NPI Identifier 1124220025
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Frequently Asked Questions about Internal Medicine in Apex

How do I check a Internal Medicine practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the North Carolina licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.

Other Specialties in Apex

Internal Medicine Providers in Other North Carolina Cities

Cities with the most listed practitioners first.