WILLIAM GAYA M.D.
NPI 1821183401
Psychiatry & Neurology - Neurology in Ocala, FL

Q: What is William Gaya's NPI number?

The NPI number for William Gaya is 1821183401. It was assigned to this individual provider in the NPPES registry on October 3, 2006.

Q: What is William Gaya's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Gaya was last updated on April 14, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.

Active since October 03, 2006PECOS EnrolledAccepts Medicare Assignment

93.98/100

CMS Quality Rating

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

NPPES record last updated: April 14, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About William Gaya M.d. NPPES

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

WILLIAM GAYA M.D. (NPI 1821183401) is an individual neurology provider in Ocala, Florida, licensed in Florida (ME73584) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Adventhealth Ocala, and is a graduate of University Of Puerto Rico School Of Medicine (1992).

NPPES Registry Identity

NPI1821183401

Entity TypeIndividualMale

Primary Taxonomy2084N0400X

Provider Legal NameWILLIAM GAYACredential: M.D.

Location Address801 SW 1ST AVEOcala, FL 34471

Mailing AddressPo Box 10Ocala, FL 34478-0010 · (352) 732-7233 · Fax (352) 732-0239

Phone(352) 732-7233

Fax(352) 732-0239

Sole ProprietorYes

Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 1992

Enumeration DateOctober 3, 2006

Last NPPES UpdateApril 14, 2008

✔ NPI 1821183401 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 · ME73584

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 8

Other59274FL · Avmed

Other5988601FL · Aetna

Other39821FL · Freedom

Medicare UPING45191FL

OtherP00398924FL · Railroad Medicare

Medicare PIN41471YFL

Other41471FL · Bcbs

Other3714560-004FL · Cigna

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AvMed, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

William Gaya M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2466470364

PECOS Enrollment IDI20070705000212

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 11

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

831 services618 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

317 services317 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

202 services185 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

88 services88 patients

Needle measurement of electrical activity in arm or leg muscles, complete study 95886

This procedure, known as an electromyography (EMG), involves inserting a small needle into your arm or leg muscles to measure their electrical activity. This complete study helps diagnose issues with nerves or muscles, providing valuable data for your treatment plan.

76 services51 patients

Measurement of brain wave activity (eeg), awake and asleep 95819

The measurement of brain wave activity, known as an EEG, records the brain's electrical signals. It's performed when you're awake and asleep to monitor your brain's functioning. It helps in diagnosing conditions like epilepsy, sleep disorders, and other neurological issues.

52 services51 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

52 services50 patients

Needle measurement of electrical activity in arm or leg muscles, limited study 95885

This procedure, known as an electromyography (EMG), involves placing tiny needles into your arm or leg muscles to measure their electrical activity. It's a limited study, meaning only specific muscles are tested. This helps identify any muscle or nerve dysfunction.

44 services29 patients

Nerve conduction, 7-8 studies 95910

Nerve conduction studies involve testing the speed and strength of signals traveling through your nerves. This helps doctors identify nerve damage. In a 7-8 study procedure, 7-8 specific nerves are tested. You may feel a mild, brief tingling or shock during the test.

43 services42 patients

Nerve conduction, 3-4 studies 95908

Nerve conduction studies are tests that measure how well your nerves are working. In a 3-4 studies procedure, electrical signals are sent through 3-4 nerves. The speed and strength of the signal's travel is recorded to detect any nerve damage or dysfunction.

40 services40 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

34 services32 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Adventhealth Ocala

Acute Care Hospitals · Ocala, FL

3/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number100062

Location1500 SW 1st AveOcala, FL 34474 · Marion County

Emergency services Birthing friendly

Adventhealth Tampa

Acute Care Hospitals · Tampa, FL

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number100173

Location3100 E Fletcher AveTampa, FL 33613 · Hillsborough County

Emergency services Birthing friendly

Marion Communtiy Hospital

Acute Care Hospitals · Ocala, FL

1/5 CMS rating

OwnershipProprietary

CMS Certification Number100212

Location1431 SW 1st AveOcala, FL 34471 · Marion County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34471 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$130.04 typical visit price

range $56.00 – $171.84

Typical copayment $32.51 (range $14.00 – $42.96)

Most-billed visit code 99204

Established Patient

$99.16 typical visit price

range $17.57 – $139.16

Typical copayment $24.79 (range $4.39 – $34.79)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.98/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

85.39

Improvement Activities

Reported Quality Measures

Advance Care Plan

94%1,911 patients4/55-star benchmark: 100%

Assessment of Cognitive Impairment or Dysfunction for Patients with Parkinson's Disease

100%23 patients5/55-star benchmark: 100%

Assessment of Mood Disorders and Psychosis for Patients with Parkinson's Disease

100%23 patients

Documentation of Current Medications in the Medical Record

97%3,593 patients4/55-star benchmark: 100%

Overuse of Imaging for the Evaluation of Primary Headache

Lower rates are better for this measure.

1%219 patients

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 1,926 patients

Patients totalRate: 0% · 1,926 patients

0%1,926 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

WILLIAM GAYA MD PA

Psychiatry & Neurology (Neurology)

801 SW 1ST AVE
OCALA, FL 34471

Marion County (352) 732-7233

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's NPI number?

The NPI number for William Gaya is 1821183401. It was assigned to this individual provider in the NPPES registry on October 3, 2006.

Where is William Gaya located?

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

What is William Gaya's specialty?

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

Is William Gaya enrolled in Medicare?

Yes. William Gaya is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does William Gaya accept?

Health plans from AvMed, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company), Health First Commercial Plans, Inc. and Oscar Health Maintenance Organization of Florida list William Gaya 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.

Is William Gaya affiliated with any hospitals?

According to CMS data, William Gaya is affiliated with Adventhealth Ocala, Adventhealth Tampa and Marion Communtiy Hospital.

When was this NPI record last updated?

The NPPES record for William Gaya was last updated on April 14, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.