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CALIFORNIA GENERAL SURGEONS MEDICAL GROUP INC.
NPI 1992030944
Surgery in Los Angeles, CA

Active since October 08, 2009
1414 S GRAND AVE, SUITE 375, LOS ANGELES, CA 90015(213) 747-5211 Get Directions Write a Review

NPPES record last updated: October 29, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About California General Surgeons Medical Group Inc. NPPES

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

CALIFORNIA GENERAL SURGEONS MEDICAL GROUP INC. (NPI 1992030944) is a healthcare organization registered as a surgery in Los Angeles, California and active in the NPI registry since October 2009. The organization lists Alan Weiss, Surgeon, President, as its authorized official.

NPPES Registry Identity

NPI1992030944
Entity TypeOrganization
Primary Taxonomy208600000X
Legal Business NameCALIFORNIA GENERAL SURGEONS MEDICAL GROUP INC.
Location Address1414 S GRAND AVE, SUITE 375Los Angeles, CA 90015-3067
Mailing Address1414 S Grand Ave, Suite 375Los Angeles, CA 90015-3067 · (213) 747-5211
Phone(213) 747-5211
Organization SubpartNo
Authorized OfficialAlan WeissSurgeon, President · (213) 747-5211
Enumeration DateOctober 8, 2009
Last NPPES UpdateOctober 29, 2009
✔ NPI 1992030944 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in CA · G31574
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
1414 S GRAND AVE, Los Angeles, CA 90015
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINGR0066820CA
Medicare PINW12036CA

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)

California General Surgeons Medical Group Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to California General Surgeons Medical Group Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Alan Weiss, MD, MA(ED)
General Surgery
NPI 1669552402
1414 S GRAND AVE SUITE 375
Los Angeles, CA 90015
(213) 747-5211
✔ 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 California General Surgeons Medical Group Inc.'s NPI number?

The NPI number for California General Surgeons Medical Group Inc. is 1992030944. It was assigned to this organization in the NPPES registry on October 8, 2009.

Where is California General Surgeons Medical Group Inc. located?

California General Surgeons Medical Group Inc. is located at 1414 S Grand Ave Suite 375, Los Angeles, CA 90015. The listed phone number is (213) 747-5211.

What is California General Surgeons Medical Group Inc.'s specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is California General Surgeons Medical Group Inc. enrolled in Medicare?

Yes. California General Surgeons Medical Group Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through California General Surgeons Medical Group Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (General Surgery) reassigns their Medicare billing to California General Surgeons Medical Group 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 California General Surgeons Medical Group Inc. was last updated on October 29, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.