Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. WEN-TING OUYANG MD
NPI 1538158449
Internal Medicine - Nephrology in Florence, SC

Q: What is Wen-ting Ouyang's NPI number?

The NPI number for Wen-ting Ouyang is 1538158449. It was assigned to this individual provider in the NPPES registry on October 14, 2005.

Q: What is Wen-ting Ouyang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Q: When was this NPI record last updated?

The NPPES record for Wen-ting Ouyang was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.

Active since October 14, 2005

255 WARLEY ST, FLORENCE, SC 29501(843) 669-6694(843) 669-2500 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Mr. Wen-ting Ouyang Md NPPES

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

MR. WEN-TING OUYANG MD (NPI 1538158449) is an individual nephrology provider in Florence, South Carolina, licensed in South Carolina (21145) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1538158449

Entity TypeIndividualMale

Primary Taxonomy207RN0300X

Provider Legal NameMR. WEN-TING OUYANGCredential: MD

Location Address255 WARLEY STFlorence, SC 29501-4444

Mailing Address255 Warley StFlorence, SC 29501-4444 · (843) 669-6694 · Fax (843) 669-2500

Phone(843) 669-6694

Fax(843) 669-2500

Sole ProprietorNo

Enumeration DateOctober 14, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1538158449 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in SC · 21145

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

255 WARLEY ST, Florence, SC 29501

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Other Identifiers 1

MedicaidT50824SC

Other Providers at the Same Location NPPES 3

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

VENUGOPAL GOVINDAPPA MD

Internal Medicine (Nephrology)

255 WARLEY ST
FLORENCE, SC 29501

Florence County (843) 669-6694

MR. JOHN CAMERON PITTARD MD

Internal Medicine (Nephrology)

255 WARLEY ST
FLORENCE, SC 29501

Florence County (843) 669-6694

MR. INDERPAL SINGH MD

Internal Medicine (Nephrology)

255 WARLEY ST
FLORENCE, SC 29501

Florence County (843) 669-6694

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 Wen-ting Ouyang's NPI number?

The NPI number for Wen-ting Ouyang is 1538158449. It was assigned to this individual provider in the NPPES registry on October 14, 2005.

Where is Wen-ting Ouyang located?

Wen-ting Ouyang practices at 255 Warley St, Florence, SC 29501. The listed phone number is (843) 669-6694.

What is Wen-ting Ouyang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

When was this NPI record last updated?

The NPPES record for Wen-ting Ouyang was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.