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STEPHEN E. BROWN, M.D., INC
NPI 1033475199
Internal Medicine - Sleep Medicine in Long Beach, CA

Active since April 03, 2012
4300 LONG BEACH BLVD STE 405, LONG BEACH, CA 90807(562) 422-1110(562) 422-1160 Get Directions Write a Review

NPPES record last updated: January 18, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Stephen E. Brown, M.d., Inc NPPES

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

STEPHEN E. BROWN, M.D., INC (NPI 1033475199) is a healthcare organization registered as a sleep medicine in Long Beach, California and active in the NPI registry since April 2012. The organization lists Stephen Edward Brown, Director, as its authorized official.

NPPES Registry Identity

NPI1033475199
Entity TypeOrganization
Primary Taxonomy207RS0012X
Legal Business NameSTEPHEN E. BROWN, M.D., INC
Location Address4300 LONG BEACH BLVD STE 405Long Beach, CA 90807-2008
Mailing Address4300 Long Beach Blvd Ste 405Long Beach, CA 90807-2008 · (562) 422-1110 · Fax (562) 422-1160
Phone(562) 422-1110
Fax(562) 422-1160
Organization SubpartNo
Authorized OfficialStephen Edward BrownDirector · (562) 422-1110
Enumeration DateApril 3, 2012
Last NPPES UpdateJanuary 18, 2013
✔ NPI 1033475199 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Sleep MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RS0012X
License✔ Licensed in CA · G28692
Definition
An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
4300 LONG BEACH BLVD STE 405, Long Beach, CA 90807
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Other Identifiers 1

Medicare PINWG28692ECA

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Stephen E. Brown, M.d., Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by January 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateCaliforniaEnrollment IDO20120417000330Non-DME Part B · Clinic/Group PracticeDue dateJanuary 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Stephen E. Brown, M.D., Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Stephen Brown, M.D.
Sleep Medicine
NPI 1588698161
4300 LONG BEACH BLVD STE 405
Long Beach, CA 90807
(562) 422-1110
✔ PECOSSame 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 Stephen E. Brown, M.D., Inc's NPI number?

The NPI number for Stephen E. Brown, M.D., Inc is 1033475199. It was assigned to this organization in the NPPES registry on April 3, 2012.

Where is Stephen E. Brown, M.D., Inc located?

Stephen E. Brown, M.D., Inc is located at 4300 Long Beach Blvd Ste 405, Long Beach, CA 90807. The listed phone number is (562) 422-1110.

What is Stephen E. Brown, M.D., Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Is Stephen E. Brown, M.D., Inc enrolled in Medicare?

Yes. Stephen E. Brown, M.D., Inc is registered in the Medicare PECOS enrollment system.

When is Stephen E. Brown, M.D., Inc's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Stephen E. Brown, M.D., Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Sleep Medicine) reassigns their Medicare billing to Stephen E. Brown, 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Stephen E. Brown, M.D., Inc was last updated on January 18, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.