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DR. WILLIAM T AZZOLI MD
NPI 1902036882
Anesthesiology in Las Vegas, NV

Active since July 25, 2009PECOS Enrolled
2700 SUNSET RD #B18, LAS VEGAS, NV 89120(702) 487-6510(702) 405-7960 Get Directions Write a Review

NPPES record last updated: August 26, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. William T Azzoli Md NPPES

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

DR. WILLIAM T AZZOLI MD (NPI 1902036882) is an individual anesthesiology provider in Las Vegas, Nevada, licensed in Nevada (16141) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1902036882
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. WILLIAM T AZZOLICredential: MD
Location Address2700 SUNSET RD #B18Las Vegas, NV 89120
Mailing AddressPo Box 93358, B18Las Vegas, NV 89193 · (313) 492-6961
Phone(702) 487-6510
Fax(702) 405-7960
Sole ProprietorNo
Enumeration DateJuly 25, 2009
Last NPPES UpdateAugust 26, 2019
✔ NPI 1902036882 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in NV · 16141✔ Licensed in NY · 266387-1
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedInternal MedicineTaxonomy 207R00000X · License 4301094810 (MI)

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William T Azzoli 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.

Medicare Billing Reassignments

3

Medicare enrollment records show William Azzoli reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Anesthesia Oasis, LLC
Anesthesiology
6362 MCLEOD DR STE 6
Las Vegas, NV 89120
  • Reassigned Medicare billing, Nevada enrollment
  • 18 clinicians in this Medicare group
NPI 1407586332 (702) 487-6510
Red Rock Anesthesia Consultants LLC
Anesthesiology
304 S JONES BLVD # 884
Las Vegas, NV 89107
  • Reassigned Medicare billing, Nevada enrollment
  • 182 clinicians in this Medicare group
NPI 1235660002 (702) 900-4085
Valley Anesthesiology Consultants-Beckett-PLLC
Anesthesiology
10120 S EASTERN AVE STE 100
Henderson, NV 89052
  • Reassigned Medicare billing, Nevada enrollment
  • 95 clinicians in this Medicare group
NPI 1437326857 (318) 924-5057

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 Azzoli's NPI number?

The NPI number for William Azzoli is 1902036882. It was assigned to this individual provider in the NPPES registry on July 25, 2009.

Where is William Azzoli located?

William Azzoli practices at 2700 Sunset Rd #b18, Las Vegas, NV 89120. The listed phone number is (702) 487-6510.

What is William Azzoli's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is William Azzoli enrolled in Medicare?

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

Which organizations bill Medicare for William Azzoli's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Azzoli reassigns Medicare benefits to 3 organizations: Anesthesia Oasis, LLC (Las Vegas, NV), Red Rock Anesthesia Consultants LLC (Las Vegas, NV) and Valley Anesthesiology Consultants-Beckett-PLLC (Henderson, NV). Each 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 William Azzoli's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for William Azzoli was last updated on August 26, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.