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ADVANCED PAIN SPECIALISTS OF SOUTHERN CALIFORNIA
NPI 1902098304
Specialist in Lakewood, CA

Active since August 10, 2007
5750 DOWNEY AVE, SUITE 306, LAKEWOOD, CA 90712(562) 408-4636(562) 408-2684 Get Directions Write a Review

NPPES record last updated: August 13, 2013. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Advanced Pain Specialists Of Southern California NPPES

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

ADVANCED PAIN SPECIALISTS OF SOUTHERN CALIFORNIA (NPI 1902098304) is a healthcare organization registered as a specialist in Lakewood, California and active in the NPI registry since August 2007. The organization lists Gary Lamont Baker, Director/owner, as its authorized official.

NPPES Registry Identity

NPI1902098304
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameGARY L BAKER MD A PROFESSIONAL CORPORATION
Location Address5750 DOWNEY AVE, SUITE 306Lakewood, CA 90712-1405
Mailing Address5750 Downey Ave, Suite 306Lakewood, CA 90712-1480 · (562) 408-4636 · Fax (562) 408-2684
Phone(562) 408-4636
Fax(562) 408-2684
Organization SubpartNo
Authorized OfficialGary Lamont BakerDirector/owner · (562) 408-4636
Enumeration DateAugust 10, 2007
Last NPPES UpdateAugust 13, 2013
✔ NPI 1902098304 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
5750 DOWNEY AVE, Lakewood, CA 90712
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Other Names 1

Doing Business AsAdvanced Pain Specialists Of Southern California

Other Identifiers 2

OtherW19147CA · Medicare Group Number
OtherDO480ACA · Other Medicare Group Number

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)

Advanced Pain Specialists Of Southern California 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 Advanced Pain Specialists Of Southern California, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Gary Baker, MD
Anesthesiology
NPI 1437167863
5750 DOWNEY AVE #306
Lakewood, CA 90712
(562) 408-4636
✔ PECOSSame address
James Kim, M.D.
Interventional Pain Management
NPI 1720249691
801 N TUSTIN AVE STE 507
Santa Ana, CA 92705
(949) 566-8688
✔ PECOS✔ Accepts Medicare20 mi

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 Gary L Baker MD A Professional Corporation's NPI number?

The NPI number for Gary L Baker MD A Professional Corporation is 1902098304. It was assigned to this organization in the NPPES registry on August 10, 2007. The provider is doing business as Advanced Pain Specialists Of Southern California.

Where is Gary L Baker MD A Professional Corporation located?

Gary L Baker MD A Professional Corporation is located at 5750 Downey Ave Suite 306, Lakewood, CA 90712. The listed phone number is (562) 408-4636.

What is Gary L Baker MD A Professional Corporation's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Gary L Baker MD A Professional Corporation enrolled in Medicare?

Yes. Gary L Baker MD A Professional Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gary L Baker MD A Professional Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Gary L Baker MD A Professional Corporation, in Anesthesiology and Interventional Pain Management. 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, 1 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 Gary L Baker MD A Professional Corporation was last updated on August 13, 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.