Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SOUTHERN CALIFORNIA NEUROSURGICAL ASSOCIATES, INC
NPI 1922052141
Neurological Surgery in South Pasadena, CA

Active since May 20, 2006
625 FAIR OAKS AVE STE 175, SOUTH PASADENA, CA 91030(626) 793-8194(626) 793-3664 Get Directions Write a Review

NPPES record last updated: September 21, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Southern California Neurosurgical Associates, Inc NPPES

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

SOUTHERN CALIFORNIA NEUROSURGICAL ASSOCIATES, INC (NPI 1922052141) is a healthcare organization registered as a neurological surgery in South Pasadena, California and active in the NPI registry since May 2006. The organization lists Ian Ross, President, as its authorized official.

NPPES Registry Identity

NPI1922052141
Entity TypeOrganization
Primary Taxonomy207T00000X
Legal Business NameSOUTHERN CALIFORNIA NEUROSURGICAL ASSOCIATES, INC
Location Address625 FAIR OAKS AVE STE 175South Pasadena, CA 91030-2683
Mailing Address625 Fair Oaks Ave Ste 175South Pasadena, CA 91030-2683 · (626) 793-8194 · Fax (626) 793-3664
Fax(626) 793-3664
Organization SubpartNo
Authorized OfficialIan RossPresident · (626) 793-8194
Enumeration DateMay 20, 2006
Last NPPES UpdateSeptember 21, 2026
NPPES CertifiedSeptember 21, 2026
✔ NPI 1922052141 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
625 FAIR OAKS AVE STE 175, South Pasadena, CA 91030

Other Identifiers 1

Medicaid00G875660CA

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)

Southern California Neurosurgical Associates, 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 Southern California Neurosurgical Associates, Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Neurosurgery
NPI 1467746453
625 FAIR OAKS AVE STE 175
South Pasadena, CA 91030
(626) 793-8194
✔ PECOS✔ Accepts MedicareSame address
Neurosurgery
NPI 1003853730
630 S RAYMOND AVE SUITE 330
Pasadena, CA 91105
(626) 793-8194
✔ PECOS✔ Accepts Medicare1.2 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 Southern California Neurosurgical Associates, Inc's NPI number?

The NPI number for Southern California Neurosurgical Associates, Inc is 1922052141. It was assigned to this organization in the NPPES registry on May 20, 2006.

Where is Southern California Neurosurgical Associates, Inc located?

Southern California Neurosurgical Associates, Inc is located at 625 Fair Oaks Ave Ste 175, South Pasadena, CA 91030. The listed phone number is (626) 793-8194.

What is Southern California Neurosurgical Associates, Inc's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Southern California Neurosurgical Associates, Inc enrolled in Medicare?

Yes. Southern California Neurosurgical Associates, Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Southern California Neurosurgical Associates, Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Neurosurgery, reassign their Medicare billing to Southern California Neurosurgical Associates, 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, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Southern California Neurosurgical Associates, Inc was last updated on September 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.