PARAM WALIA MD NEUROSCIENCES SERVICES CORPORATION
NPI 1013591221
Neurological Surgery in Fullerton, CA

Active since May 12, 2021
101 E VALENCIA MESA DR, FULLERTON, CA 92835(714) 446-5830 Get Directions Write a Review

NPPES record last updated: April 1, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 1, 2024, Nov 10, 2023, May 12, 2021 (3 updates tracked since 2021).

About Param Walia Md Neurosciences Services Corporation NPPES

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

PARAM WALIA MD NEUROSCIENCES SERVICES CORPORATION (NPI 1013591221) is a healthcare organization registered as a neurological surgery in Fullerton, California and active in the NPI registry since May 2021. The organization lists Parampreet Singh Walia, Ceo, as its authorized official.

NPPES Registry Identity

NPI1013591221
Entity TypeOrganization
Primary Taxonomy207T00000X
Legal Business NamePARAM WALIA MD NEUROSCIENCES SERVICES CORPORATION
Location Address101 E VALENCIA MESA DRFullerton, CA 92835-3809
Mailing Address1038 E Bastanchury Rd # 607Fullerton, CA 92835-2786
Organization SubpartNo
Authorized OfficialParampreet Singh WaliaCeo · (714) 446-5830
Enumeration DateMay 12, 2021
Last NPPES UpdateApril 1, 20243 updates tracked since enumeration
NPPES CertifiedApril 1, 2024
✔ NPI 1013591221 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.
101 E VALENCIA MESA DR, Fullerton, CA 92835

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

Param Walia Md Neurosciences Services Corporation 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 Param Walia MD Neurosciences Services Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Neurosurgery
NPI 1669716593
2151 N HARBOR BLVD STE 3100
Fullerton, CA 92835
(714) 446-5830
✔ PECOS✔ Accepts Medicare0.1 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 Param Walia MD Neurosciences Services Corporation's NPI number?

The NPI number for Param Walia MD Neurosciences Services Corporation is 1013591221. It was assigned to this organization in the NPPES registry on May 12, 2021.

Where is Param Walia MD Neurosciences Services Corporation located?

Param Walia MD Neurosciences Services Corporation is located at 101 E Valencia Mesa Dr, Fullerton, CA 92835. The listed phone number is (714) 446-5830.

What is Param Walia MD Neurosciences Services Corporation's specialty?

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

Is Param Walia MD Neurosciences Services Corporation enrolled in Medicare?

Yes. Param Walia MD Neurosciences Services Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Param Walia MD Neurosciences Services Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Neurosurgery) reassigns their Medicare billing to Param Walia MD Neurosciences Services Corporation. 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 Param Walia MD Neurosciences Services Corporation was last updated on April 1, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.