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WILLIAM V MARTINEZ JR. MD
NPI 1639161649
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Bradenton, FL

Active since August 16, 2005PECOS EnrolledAccepts Medicare Assignment
300 RIVERSIDE DR E STE 3100, BRADENTON, FL 34208(941) 744-2640(941) 744-2650 Get Directions Write a Review

NPPES record last updated: November 25, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 25, 2025, Oct 22, 2021 (2 updates tracked since 2021).

About William V Martinez Jr. Md NPPES

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

WILLIAM V MARTINEZ JR. MD (NPI 1639161649) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Bradenton, Florida, licensed in Florida (ME140886) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Hca Florida Fawcett Hospital, and is a graduate of Jefferson Medical College Of Thomas Jefferson University (1986).

NPPES Registry Identity

NPI1639161649
Entity TypeIndividualMale
Primary Taxonomy208G00000X
Provider Legal NameWILLIAM V MARTINEZ JR.Credential: MD
Location Address300 RIVERSIDE DR E STE 3100Bradenton, FL 34208-1024
Mailing Address300 Riverside Dr E Ste 3100Bradenton, FL 34208-1024 · (941) 744-2640 · Fax (941) 744-2650
Phone(941) 744-2640
Fax(941) 744-2650
Sole ProprietorYes
Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 1986
Enumeration DateAugust 16, 2005
Last NPPES UpdateNovember 25, 20252 updates tracked since enumeration
NPPES CertifiedNovember 25, 2025
✔ NPI 1639161649 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyThoracic Surgery (Cardiothoracic Vascular Surgery)Allopathic & Osteopathic Physicians
Taxonomy Code208G00000X
Licenses✔ Licensed in FL · ME140886✔ Licensed in CT · 032878
Definition
A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.
300 RIVERSIDE DR E STE 3100, Bradenton, FL 34208
Open in Google Maps ↗

Other Identifiers 1

Medicaid001328782CT

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Superior HealthPlan, Ambetter Health, Ambetter of Alabama 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 V Martinez Jr. Md 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 ID8224137831
PECOS Enrollment IDI20211026002599
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 8

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.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
70 services36 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.
60 services60 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
59 services59 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
57 services29 patients
Repair of left upper heart chamber with implant with review by radiologist 33340
This is a procedure to fix a problem in your left upper heart chamber. An implant is used to correct the issue. After the procedure, a radiologist, a doctor who specializes in medical imaging, reviews the images to ensure everything is in order.
34 services34 patients
Replacement of aortic valve through the skin and femoral artery 33361
This procedure, known as Transcatheter Aortic Valve Replacement (TAVR), involves replacing a damaged aortic valve through a small incision in the leg. A catheter is inserted into the femoral artery and guided up to the heart. The new valve is then positioned and deployed, restoring normal blood flow.
30 services30 patients

Hospital Affiliations CMS Care Compare

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

Hca Florida Fawcett Hospital

Acute Care Hospitals · Port Charlotte, FL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number100236
Location21298 Olean BlvdPort Charlotte, FL 33952 · Charlotte County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34208 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
$171.84 typical visit price
range $56.00 – $171.84
Typical copayment $42.96 (range $14.00 – $42.96)
Most-billed visit code 99205
Established Patient
$70.04 typical visit price
range $17.57 – $139.16
Typical copayment $17.51 (range $4.39 – $34.79)
Most-billed visit code 99213
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 2

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

DR. ALESSANDRO GOLINO M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
300 RIVERSIDE DR E STE 3100
BRADENTON, FL 34208
Manatee County (941) 744-2640
RIVERVIEW CARDIAC SURGERY PA
Thoracic Surgery (Cardiothoracic Vascular Surgery)
300 RIVERSIDE DR E STE 3100
BRADENTON, FL 34208
Manatee County (941) 744-2640

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 Martinez's NPI number?

The NPI number for William Martinez is 1639161649. It was assigned to this individual provider in the NPPES registry on August 16, 2005.

Where is William Martinez located?

William Martinez practices at 300 Riverside Dr E Ste 3100, Bradenton, FL 34208. The listed phone number is (941) 744-2640.

What is William Martinez's specialty?

The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

Is William Martinez enrolled in Medicare?

Yes. William Martinez 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 Martinez accept?

Health plans from Ambetter Health, Ambetter from Superior HealthPlan, Ambetter of Alabama, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list William Martinez 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 Martinez affiliated with any hospitals?

According to CMS data, William Martinez is affiliated with Hca Florida Fawcett Hospital.

When was this NPI record last updated?

The NPPES record for William Martinez was last updated on November 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.