DR. WILLIAM MAZZEI III M.D.
NPI 1972586501
Family Medicine in Deerfield Beach, FL

Active since November 29, 2005PECOS EnrolledAccepts Medicare Assignment
220 SW NATURA AVE, DEERFIELD BEACH, FL 33441(954) 360-7000(305) 403-7700 Get Directions Write a Review

NPPES record last updated: February 25, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 25, 2025, Mar 21, 2017 (2 updates tracked since 2017).

About Dr. William Mazzei Iii M.d. NPPES

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

DR. WILLIAM MAZZEI III M.D. (NPI 1972586501) is an individual family medicine provider in Deerfield Beach, Florida, licensed in Florida (ME69564) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS and is a graduate of University Of South Florida College Of Medicine (1994).

NPPES Registry Identity

NPI1972586501
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. WILLIAM MAZZEI IIICredential: M.D.
Location Address220 SW NATURA AVEDeerfield Beach, FL 33441-3026
Mailing Address220 Sw Natura AveDeerfield Beach, FL 33441-3026 · (954) 360-7000
Fax(305) 403-7700
Sole ProprietorNo
Medical School CMSUniversity Of South Florida College Of MedicineGraduated 1994
Enumeration DateNovember 29, 2005
Last NPPES UpdateFebruary 25, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 25, 2025
NPI 1972586501 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in FL · ME69564
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
220 SW NATURA AVE, Deerfield Beach, FL 33441

Other Identifiers 1

Medicaid26905510FL

Accepted 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

Dr. William Mazzei Iii 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 ID2365345063
PECOS Enrollment IDI20040129001121
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 12

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.
409 services111 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
130 services70 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.
82 services58 patients
Automated urinalysis test 81003
An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.
69 services52 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.
63 services63 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
56 services40 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33441 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
$91.69 typical visit price
range $58.56 – $179.05
Typical copayment $22.92 (range $14.64 – $44.76)
Most-billed visit code 99203
Established Patient
$103.21 typical visit price
range $18.44 – $144.68
Typical copayment $25.80 (range $4.61 – $36.17)
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 7

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

Clinic/Center (Primary Care)
220 SW NATURA AVE
DEERFIELD BEACH, FL 33441
Nurse Practitioner (Family)
220 SW NATURA AVE
DEERFIELD BEACH, FL 33441
Internal Medicine (Cardiovascular Disease)
220 SW NATURA AVE
DEERFIELD BEACH, FL 33441
Nurse Practitioner (Family)
220 SW NATURA AVE
DEERFIELD BEACH, FL 33441
Physician Assistant
220 SW NATURA AVE
DEERFIELD BEACH, FL 33441
Family Medicine
220 SW NATURA AVE
DEERFIELD BEACH, FL 33441
Family Medicine
220 SW NATURA AVE
DEERFIELD BEACH, FL 33441

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 Mazzei's NPI number?

The NPI number for William Mazzei is 1972586501. It was assigned to this individual provider in the NPPES registry on November 29, 2005.

Where is William Mazzei located?

William Mazzei practices at 220 SW Natura Ave, Deerfield Beach, FL 33441. The listed phone number is (954) 360-7000.

What is William Mazzei's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is William Mazzei enrolled in Medicare?

Yes. William Mazzei 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 Mazzei accept?

Health plans from AmeriHealth Caritas Next, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and Oscar Health Maintenance Organization of Florida list William Mazzei 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 Mazzei was last updated on February 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.