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WILLIAM M HAMMESFAHR MD
NPI 1962446500
Psychiatry & Neurology - Neurology in Lady Lake, FL

Active since June 15, 2006PECOS Enrolled
510 CR 466, STE 207 D, LADY LAKE, FL 32159(352) 414-5322 Get Directions Write a Review

NPPES record last updated: March 25, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William M Hammesfahr Md NPPES

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

WILLIAM M HAMMESFAHR MD (NPI 1962446500) is an individual neurology provider in Lady Lake, Florida, licensed in Florida (ME 52212) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1962446500
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameWILLIAM M HAMMESFAHRCredential: MD
Location Address510 CR 466, STE 207 DLady Lake, FL 32159
Mailing Address19740 Gulf BoulevardRedington Shores, FL 33708-1146 · (352) 217-7425
Phone(352) 414-5322
Sole ProprietorNo
Enumeration DateJune 15, 2006
Last NPPES UpdateMarch 25, 2014
✔ NPI 1962446500 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in FL · ME 52212
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.
Also ListedPsychiatry & Neurology · Neurodevelopmental DisabilitiesTaxonomy 2084P0005X · License ME52212 (FL)
Also ListedPsychiatry & Neurology · Pain MedicineTaxonomy 2084P2900X · License ME52212 (FL)
Also ListedPsychiatry & Neurology · Vascular NeurologyTaxonomy 2084V0102X · License ME52212 (FL)
510 CR 466, Lady Lake, FL 32159
Open in Google Maps ↗

Other Identifiers 4

OtherME 0052212FL · Medical License
Medicare PIN07247FL
Medicaid271074900FL
Medicare PIND21184FL

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William M Hammesfahr Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 7

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.

Administration of psychological or neuropsychological test by technician, each additional 30 minutes 96139
This service involves a technician administering additional psychological or neuropsychological testing. Each session lasts for an extra 30 minutes. These tests assess cognitive abilities, such as memory, attention, and problem-solving skills, to aid in diagnosing or monitoring mental health conditions.
13 services13 patients
Evaluation of brain response to sound for determination of hearing threshold with interpretation and report 92652
This procedure tests how your brain responds to sound to determine your hearing ability. Sounds are played and your brain's responses are recorded and analyzed. This helps identify any hearing issues you may have.
12 services12 patients
Measurement of brain wave activity (eeg), awake and drowsy 95816
Measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This procedure is done when you're awake and drowsy to understand how your brain functions during different states of consciousness.
12 services12 patients
Measurement of nerve conduction using visual stimulation testing with report 95930
This procedure involves testing the speed and strength of signals traveling through your nerves, using visual stimuli. It helps identify any nerve damage or dysfunction. A report of the results is provided for further analysis.
12 services12 patients
Measurement of brain wave activity (eeg), digital analysis 95957
The measurement of brain wave activity, or EEG, involves recording and analyzing electrical signals from your brain. Small sensors are placed on the scalp to capture these signals. This digital analysis helps in diagnosing conditions like epilepsy or sleep disorders.
12 services12 patients
Evaluation of neuropsychological test, first hour 96132
An evaluation of neuropsychological tests is a process to assess your brain's function. It involves tasks designed to measure cognitive abilities such as memory, attention, problem-solving, and language skills. The first hour involves initial testing and observation.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 32159 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.

Other Providers at the Same Location NPPES 3

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

VILLAGE MEDICAL INJURY CARE LLC
Surgery
510 CR 466, UNIT 104B
LADY LAKE, FL 32159
Lake County (407) 578-9142
TRICOUNTY SPECIALISTS LLC
Neuromusculoskeletal Medicine & OMM
510 CR 466, SUITE 207
LADY LAKE, FL 32159
Lake County (352) 240-1146
KOIKA PSYCHOLOGICAL & COACHING SERVICES LLC
Psychologist (Clinical)
510 CR 466, SUITE 203P
LADY LAKE, FL 32159
Lake County (352) 614-0017

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 Hammesfahr's NPI number?

The NPI number for William Hammesfahr is 1962446500. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Where is William Hammesfahr located?

William Hammesfahr practices at 510 Cr 466 Ste 207 D, Lady Lake, FL 32159. The listed phone number is (352) 414-5322.

What is William Hammesfahr's specialty?

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

Is William Hammesfahr enrolled in Medicare?

Yes. William Hammesfahr is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Hammesfahr was last updated on March 25, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.