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RONALD L. JOHNSON, M.D., LLC
NPI 1902203326
Internal Medicine in Columbia, SC

Active since December 01, 2014
4100 N MAIN ST, SUITE 201, COLUMBIA, SC 29203(803) 786-0980 Get Directions Write a Review

NPPES record last updated: December 1, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ronald L. Johnson, M.d., Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RONALD L. JOHNSON, M.D., LLC (NPI 1902203326) is a healthcare organization registered as an internal medicine in Columbia, South Carolina and active in the NPI registry since December 2014. The organization lists Ronald Johnson, Owner, as its authorized official.

NPPES Registry Identity

NPI1902203326
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameRONALD L. JOHNSON, M.D., LLC
Location Address4100 N MAIN ST, SUITE 201Columbia, SC 29203-5800
Mailing Address4100 N Main St, Suite 201Columbia, SC 29203-5800 · (803) 786-0980
Phone(803) 786-0980
Organization SubpartNo
Authorized OfficialRonald JohnsonOwner · (803) 786-0980
Enumeration DateDecember 1, 2014
✔ NPI 1902203326 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Endocrinology, Diabetes & MetabolismTaxonomy 207RE0101X
4100 N MAIN ST, Columbia, SC 29203
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Other Identifiers 3

Medicare UPIND17639SC
MedicaidAT1078SC
Medicare PIND176390281SC

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. JADA C QUINN DNP
Nurse Practitioner (Acute Care)
4100 N MAIN ST, STE 201
COLUMBIA, SC 29203
Richland County (803) 786-1795
FINKLIN CORPORATION
Pharmacy (Community/Retail Pharmacy)
4100 N MAIN ST, SUITE 100
COLUMBIA, SC 29203
Richland County (803) 735-0525

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ronald L. Johnson, M.D., LLC's NPI number?

The NPI number for Ronald L. Johnson, M.D., LLC is 1902203326. It was assigned to this organization in the NPPES registry on December 1, 2014.

Where is Ronald L. Johnson, M.D., LLC located?

Ronald L. Johnson, M.D., LLC is located at 4100 N Main St Suite 201, Columbia, SC 29203. The listed phone number is (803) 786-0980.

What is Ronald L. Johnson, M.D., LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Ronald L. Johnson, M.D., LLC was last updated on December 1, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.