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ORANGE COUNTY NEUROLOGICAL MEDICAL GROUP INC
NPI 1023110905
Psychiatry & Neurology - Neurology in Anaheim, CA

Active since September 02, 2006
1211 W LA PALMA AVE STE 710, ANAHEIM, CA 92801(714) 730-0311(714) 922-8093 Get Directions Write a Review

NPPES record last updated: February 25, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 25, 2019, Mar 14, 2016 (2 updates tracked since 2016).

About Orange County Neurological Medical Group Inc NPPES

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

ORANGE COUNTY NEUROLOGICAL MEDICAL GROUP INC (NPI 1023110905) is a healthcare organization registered as a neurology in Anaheim, California and active in the NPI registry since September 2006. The organization lists David Holstein, Owner, as its authorized official.

NPPES Registry Identity

NPI1023110905
Entity TypeOrganization
Primary Taxonomy2084N0400X
Legal Business NameORANGE COUNTY NEUROLOGICAL MEDICAL GROUP INC
Location Address1211 W LA PALMA AVE STE 710Anaheim, CA 92801-2814
Mailing AddressPo Box 17957Irvine, CA 92623-7957 · (714) 730-0311 · Fax (714) 707-4762
Phone(714) 730-0311
Fax(714) 922-8093
Organization SubpartNo
Authorized OfficialDavid HolsteinOwner · (714) 730-0311
Enumeration DateSeptember 2, 2006
Last NPPES UpdateFebruary 25, 20192 updates tracked since enumeration
✔ NPI 1023110905 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
1211 W LA PALMA AVE STE 710, Anaheim, CA 92801
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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)

Orange County Neurological Medical Group 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 Orange County Neurological Medical Group 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)

David Holstein, M.D.
Neurology
NPI 1518987585
1211 W LA PALMA AVE STE 710
Anaheim, CA 92801
(714) 730-0311
✔ PECOS✔ Accepts MedicareSame address
David Brown, D.O.
Neurology
NPI 1669652533
12062 VALLEY VIEW ST STE 107
Garden Grove, CA 92845
(714) 646-7040
✔ PECOS✔ Accepts Medicare6.8 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 Orange County Neurological Medical Group Inc's NPI number?

The NPI number for Orange County Neurological Medical Group Inc is 1023110905. It was assigned to this organization in the NPPES registry on September 2, 2006.

Where is Orange County Neurological Medical Group Inc located?

Orange County Neurological Medical Group Inc is located at 1211 W La Palma Ave Ste 710, Anaheim, CA 92801. The listed phone number is (714) 730-0311.

What is Orange County Neurological Medical Group Inc's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Orange County Neurological Medical Group Inc enrolled in Medicare?

Yes. Orange County Neurological Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Orange County Neurological Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Neurology, reassign their Medicare billing to Orange County Neurological 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. 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 Orange County Neurological Medical Group Inc was last updated on February 25, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.