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HAE SEUNG LEE MD INC
NPI 1073296372
Internal Medicine - Endocrinology, Diabetes & Metabolism in Torrance, CA

Active since August 11, 2023
4201 TORRANCE BLVD STE 390, TORRANCE, CA 90503(424) 210-5484(424) 435-0033 Get Directions Write a Review

NPPES record last updated: September 16, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 16, 2025, Aug 11, 2023 (2 updates tracked since 2023).

About Hae Seung Lee Md Inc NPPES

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

HAE SEUNG LEE MD INC (NPI 1073296372), doing business as South Bay Endocrine Specialists, is a healthcare organization registered as an endocrinology, diabetes & metabolism in Torrance, California and active in the NPI registry since August 2023. The organization lists Hae Seung Lee, Owner, as its authorized official.

NPPES Registry Identity

NPI1073296372
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameHAE SEUNG LEE MD INC
Location Address4201 TORRANCE BLVD STE 390Torrance, CA 90503-4541
Mailing Address4201 Torrance Blvd Ste 390Torrance, CA 90503-4541 · (424) 210-5484 · Fax (424) 435-0033
Phone(424) 210-5484
Fax(424) 435-0033
Organization SubpartNo
Authorized OfficialHae Seung LeeOwner · (424) 210-5484
Enumeration DateAugust 11, 2023
Last NPPES UpdateSeptember 16, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 16, 2025
✔ NPI 1073296372 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
4201 TORRANCE BLVD STE 390, Torrance, CA 90503
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Other Names 1

Doing Business AsSouth Bay Endocrine Specialists

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 SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 4

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

HAE SEUNG LEE M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
4201 TORRANCE BLVD STE 390
TORRANCE, CA 90503
Los Angeles County (424) 210-5484
PRATIVA RAJBHANDARI MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
4201 TORRANCE BLVD STE 390
TORRANCE, CA 90503
Los Angeles County (424) 210-5484
PRATIVA RAJBHANDARI MD INC
Internal Medicine (Endocrinology, Diabetes & Metabolism)
4201 TORRANCE BLVD STE 390
TORRANCE, CA 90503
Los Angeles County (424) 210-5484
LESLEY J LUK MD INC
Otolaryngology
4201 TORRANCE BLVD STE 390
TORRANCE, CA 90503
Los Angeles County (310) 540-0018

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 Hae Seung Lee MD Inc's NPI number?

The NPI number for Hae Seung Lee MD Inc is 1073296372. It was assigned to this organization in the NPPES registry on August 11, 2023. The provider is doing business as South Bay Endocrine Specialists.

Where is Hae Seung Lee MD Inc located?

Hae Seung Lee MD Inc is located at 4201 Torrance Blvd Ste 390, Torrance, CA 90503. The listed phone number is (424) 210-5484.

What is Hae Seung Lee MD Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

When was this NPI record last updated?

The NPPES record for Hae Seung Lee MD Inc was last updated on September 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.