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DR. WILLIAM LASSITER MD
NPI 1083005417
Anesthesiology in Fayetteville, AR

Active since February 06, 2015PECOS EnrolledAccepts Medicare Assignment
248 NAPA DR, FAYETTEVILLE, AR 72703(870) 217-1031 Get Directions Write a Review

NPPES record last updated: February 1, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 10, 2023, Oct 27, 2016 (2 updates tracked since 2016).

About Dr. William Lassiter Md NPPES

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

DR. WILLIAM LASSITER MD (NPI 1083005417) is an individual anesthesiology provider in Fayetteville, Arkansas, licensed in Arkansas (E-16955) and active in the NPI registry since February 2015. He is enrolled in Medicare PECOS and is a graduate of University Of Arkansas College Of Medicine (2015).

NPPES Registry Identity

NPI1083005417
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. WILLIAM LASSITERCredential: MD
Location Address248 NAPA DRFayetteville, AR 72703-9747
Mailing Address248 Napa DrFayetteville, AR 72703-9747 · (870) 217-1031
Phone(870) 217-1031
Sole ProprietorYes
Medical School CMSUniversity Of Arkansas College Of MedicineGraduated 2015
Enumeration DateFebruary 6, 2015
Last NPPES UpdateFebruary 1, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 1, 2025
✔ NPI 1083005417 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in AR · E-16955✔ Licensed in TX · S7706
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 ListedGeneral PracticeTaxonomy 208D00000X · License 29770 (NE)
248 NAPA DR, Fayetteville, AR 72703
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Arkansas Blue Cross and Blue Shield, Blue Cross and Blue Shield of Texas, Health Advantage 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

Dr. William Lassiter 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 ID4981024908
PECOS Enrollment IDI20231109001012
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

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.

Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 64415
This procedure involves injecting a numbing agent or steroid into your arm's nerve bundle. It's done to manage pain or inflammation. The injection helps block nerve signals that cause discomfort, providing relief. It's a safe, common procedure.
13 services13 patients

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 Lassiter's NPI number?

The NPI number for William Lassiter is 1083005417. It was assigned to this individual provider in the NPPES registry on February 6, 2015.

Where is William Lassiter located?

William Lassiter practices at 248 Napa Dr, Fayetteville, AR 72703. The listed phone number is (870) 217-1031.

What is William Lassiter's specialty?

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

Is William Lassiter enrolled in Medicare?

Yes. William Lassiter 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 Lassiter accept?

Health plans from Arkansas Blue Cross and Blue Shield, Blue Cross and Blue Shield of Texas, Health Advantage, Molina Healthcare and Octave list William Lassiter 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 Lassiter was last updated on February 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.