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HOUSTON NEUROLOGY ASSOCIATES
NPI 1952594251
Psychiatry & Neurology - Neurology in Houston, TX

Active since August 21, 2007
7500 BEECHNUT ST, #135, HOUSTON, TX 77074(713) 777-4122(713) 270-7533 Get Directions Write a Review

NPPES record last updated: June 5, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Houston Neurology Associates NPPES

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

HOUSTON NEUROLOGY ASSOCIATES (NPI 1952594251) is a healthcare organization registered as a neurology in Houston, Texas and active in the NPI registry since August 2007. The organization lists Shahin Shirzadi, Owner, as its authorized official.

NPPES Registry Identity

NPI1952594251
Entity TypeOrganization
Primary Taxonomy2084N0400X
Legal Business NameHOUSTON NEUROLOGY ASSOCIATES
Location Address7500 BEECHNUT ST, #135Houston, TX 77074-4335
Mailing Address7500 Beechnut St, #135Houston, TX 77074-4335 · (713) 777-4122 · Fax (713) 270-7533
Phone(713) 777-4122
Fax(713) 270-7533
Organization SubpartNo
Authorized OfficialShahin ShirzadiOwner · (713) 777-4122
Enumeration DateAugust 21, 2007
Last NPPES UpdateJune 5, 2026
NPPES CertifiedJune 5, 2026
✔ NPI 1952594251 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.
7500 BEECHNUT ST, Houston, TX 77074
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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, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Houston Neurology Associates is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateTexasEnrollment IDO20071024000493Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Houston Neurology Associates, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Leonard Hershkowitz, M.D.
Neurology
NPI 1831192608
7500 BEECHNUT ST STE 135
Houston, TX 77074
(713) 777-4122
✔ PECOSSame address
Shahin Shirzadi, M.D.
Neurology
NPI 1013910876
7500 BEECHNUT ST STE 135
Houston, TX 77074
(713) 777-4122
✔ 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 Houston Neurology Associates's NPI number?

The NPI number for Houston Neurology Associates is 1952594251. It was assigned to this organization in the NPPES registry on August 21, 2007.

Where is Houston Neurology Associates located?

Houston Neurology Associates is located at 7500 Beechnut St #135, Houston, TX 77074. The listed phone number is (713) 777-4122.

What is Houston Neurology Associates's specialty?

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

Is Houston Neurology Associates enrolled in Medicare?

Yes. Houston Neurology Associates is registered in the Medicare PECOS enrollment system.

When is Houston Neurology Associates's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Texas, Clinic/Group Practice) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Houston Neurology Associates?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Neurology, reassign their Medicare billing to Houston Neurology Associates. 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, 2 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 Houston Neurology Associates was last updated on June 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.