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

Terry L Horton, MD

Individual provider Internal Medicine Physician · NPI 1013072156

Terry L Horton, MD is an Internal Medicine in Wilmington, Delaware. Qualified in 1987, 39 years ago. Practices with Lancaster General Medical Group, a 582-clinician group and accepts Medicare assignment. Licensed in Delaware and New York.

Years since qualifying
39
Licensed in
DE, NY
In the registry since
2006
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

501 W 14th St Rm 5236
Wilmington, DE 19801-1013
Phone: (302) 428-4574
Fax: (302) 428-2569
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence C1-0005652 (DE)
Internal Medicine Physician Taxonomy 207R00000X · Licence 181861 (NY)

Record details

NPI number1013072156
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 27, 2006
Last updated in NPPESNovember 8, 2011
Mailing addressP.O. Box 30170, Wilmington, DE 19805-7170

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Lancaster General Medical Group — 582 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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