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STEVEN L. ENG, M.D., INC.
NPI 1962635920
Internal Medicine - Endocrinology, Diabetes & Metabolism in Long Beach, CA

Active since August 25, 2009
3300 EAST SOUTH STREET , SUITE 103, LONG BEACH, CA 90805(562) 634-9803(562) 634-9845 Get Directions Write a Review

NPPES record last updated: August 25, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Steven L. Eng, M.d., Inc. NPPES

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

STEVEN L. ENG, M.D., INC. (NPI 1962635920) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Long Beach, California and active in the NPI registry since August 2009. The organization lists Steven L. Eng, Md, as its authorized official.

NPPES Registry Identity

NPI1962635920
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameSTEVEN L. ENG, M.D., INC.
Location Address3300 EAST SOUTH STREET , SUITE 103Long Beach, CA 90805-4549
Mailing Address3300 East South Street , Suite 103Long Beach, CA 90805-4549 · (562) 634-9803 · Fax (562) 634-9845
Phone(562) 634-9803
Fax(562) 634-9845
Organization SubpartNo
Authorized OfficialSteven L. EngMd · (562) 634-9803
Enumeration DateAugust 25, 2009
✔ NPI 1962635920 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in CA · A74358
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.
3300 EAST SOUTH STREET , SUITE 103, Long Beach, CA 90805
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Other Identifiers 1

Medicare UPINY18429CA

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Steven L. Eng, M.d., Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Steven L. Eng, M.D., Inc., which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Steven Eng, M.D.
Endocrinology
NPI 1881798189
3300 E. SOUTH STREET SUITE 103
Long Beach, CA 90805
(562) 634-9803
✔ PECOS✔ Accepts MedicareSame address
Mohsen Tabrizi, MD
Endocrinology
NPI 1093973760
3300 E SOUTH STREET SUITE # 103
Long Beach, CA 90805
(562) 634-9803
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Steven L. Eng, M.D., Inc.'s NPI number?

The NPI number for Steven L. Eng, M.D., Inc. is 1962635920. It was assigned to this organization in the NPPES registry on August 25, 2009.

Where is Steven L. Eng, M.D., Inc. located?

Steven L. Eng, M.D., Inc. is located at 3300 East South Street , Suite 103, Long Beach, CA 90805. The listed phone number is (562) 634-9803.

What is Steven L. Eng, M.D., Inc.'s specialty?

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

Is Steven L. Eng, M.D., Inc. enrolled in Medicare?

Yes. Steven L. Eng, M.D., Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Steven L. Eng, M.D., Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Endocrinology, reassign their Medicare billing to Steven L. Eng, M.D., Inc.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Steven L. Eng, M.D., Inc. was last updated on August 25, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.