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

WILLIAM GAYA MD PA
NPI 1780896639
Psychiatry & Neurology - Neurology in Ocala, FL

Active since May 04, 2007
801 SW 1ST AVE, OCALA, FL 34471(352) 732-7233(352) 732-0239 Get Directions Write a Review

NPPES record last updated: October 8, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 8, 2026, Nov 21, 2017 (2 updates tracked since 2017).

About William Gaya Md Pa NPPES

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

WILLIAM GAYA MD PA (NPI 1780896639) is a healthcare organization registered as a neurology in Ocala, Florida and active in the NPI registry since May 2007. The organization lists Patty Cannon, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1780896639
Entity TypeOrganization
Primary Taxonomy2084N0400X
Legal Business NameWILLIAM GAYA MD PA
Location Address801 SW 1ST AVEOcala, FL 34471-0980
Mailing AddressPo Box 10Ocala, FL 34478-0010 · (352) 732-7233 · Fax (352) 732-0239
Phone(352) 732-7233
Fax(352) 732-0239
Organization SubpartNo
Authorized OfficialPatty CannonOffice Manager · (352) 732-7233
Enumeration DateMay 4, 2007
Last NPPES UpdateOctober 8, 20262 updates tracked since enumeration
NPPES CertifiedOctober 8, 2026
✔ NPI 1780896639 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in FL · ME73854
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.
801 SW 1ST AVE, Ocala, FL 34471
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Other Identifiers 7

Medicaid252643300FL
Other41471FL · Bcbs
OtherDF8762FL · Railroad Medicare
Other3714560-004FL · Cigna
Other39821FL · Freedom
Other59274FL · Avmed
Other5988601FL · Aetna

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AvMed.Insurance ›

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)

William Gaya Md Pa 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
StateFloridaEnrollment IDO20070713000530Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to William Gaya MD PA, which bills Medicare for the services this clinician delivers.

Clinician (1)

William Gaya, M.D.
Neurology
NPI 1821183401
801 SW 1ST AVE
Ocala, FL 34471
(352) 732-7233
✔ 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 William Gaya MD PA's NPI number?

The NPI number for William Gaya MD PA is 1780896639. It was assigned to this organization in the NPPES registry on May 4, 2007.

Where is William Gaya MD PA located?

William Gaya MD PA is located at 801 SW 1st Ave, Ocala, FL 34471. The listed phone number is (352) 732-7233.

What is William Gaya MD PA's specialty?

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

Is William Gaya MD PA enrolled in Medicare?

Yes. William Gaya MD PA is registered in the Medicare PECOS enrollment system.

When is William Gaya MD PA'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 (Florida, 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 William Gaya MD PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Neurology) reassigns their Medicare billing to William Gaya MD PA. 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.

What insurance does William Gaya MD PA accept?

Health plans from AvMed list William Gaya MD PA as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for William Gaya MD PA was last updated on October 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.