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JEFFERSON LAST
NPI 1922749951
Anesthesiology in Burlington, VT

Active since April 05, 2022PECOS EnrolledAccepts Medicare Assignment
UVMMC 111 COLCHESTER AVE, BURLINGTON, VT 05401(802) 847-2345 Get Directions Write a Review

NPPES record last updated: May 27, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 27, 2026, Apr 5, 2022 (2 updates tracked since 2022).

About Jefferson Last NPPES

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

JEFFERSON LAST (NPI 1922749951) is an individual anesthesiology provider in Burlington, Vermont, licensed in Utah (14266531-1205) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with Mckay-dee Hospital, and is a graduate of University Of Utah School Of Medicine (2022).

NPPES Registry Identity

NPI1922749951
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameJEFFERSON LAST
Location AddressUVMMC 111 COLCHESTER AVEBurlington, VT 05401-1473
Mailing AddressUvmmc 111 Colchester AveBurlington, VT 05401 · (802) 847-2345
Phone(802) 847-2345
Sole ProprietorNo
Medical School CMSUniversity Of Utah School Of MedicineGraduated 2022
Enumeration DateApril 5, 2022
Last NPPES UpdateMay 27, 20262 updates tracked since enumeration
NPPES CertifiedMay 27, 2026
✔ NPI 1922749951 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in UT · 14266531-1205
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.
UVMMC 111 COLCHESTER AVE, Burlington, VT 05401
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Jefferson Last 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 ID9335529536
PECOS Enrollment IDI20260625001538
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 Reassignment

Medicare enrollment records show Jefferson Last reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mountain West Anesthesia LLC
1,978 mi
Anesthesiology
3300 N TRIUMPH BLVD STE G50
Lehi, UT 84043
  • Reassigned Medicare billing, Utah enrollment
  • 355 clinicians in this Medicare group
NPI 1558391763 (801) 990-1911

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

Mckay-Dee Hospital

Acute Care Hospitals · Ogden, UT
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460004
Location4401 Harrison BoulevardOgden, UT 84403 · Weber County
Emergency services Birthing friendly

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.

IAN SEWARD
Student in an Organized Health Care Education/Training Program
UVMMC 111 COLCHESTER AVE
BURLINGTON, VT 05401
Chittenden County (802) 847-2345
YAO LI M.D.
Internal Medicine
UVMMC 111 COLCHESTER AVE
BURLINGTON, VT 05401
Chittenden County (802) 847-2345

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 Jefferson Last's NPI number?

The NPI number for Jefferson Last is 1922749951. It was assigned to this individual provider in the NPPES registry on April 5, 2022.

Where is Jefferson Last located?

Jefferson Last practices at Uvmmc 111 Colchester Ave, Burlington, VT 05401. The listed phone number is (802) 847-2345.

What is Jefferson Last's specialty?

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

Is Jefferson Last enrolled in Medicare?

Yes. Jefferson Last 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.

Which organization bills Medicare for Jefferson Last's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jefferson Last reassigns Medicare benefits to Mountain West Anesthesia LLC (Lehi, UT). The 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 Jefferson Last's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Jefferson Last affiliated with any hospitals?

According to CMS data, Jefferson Last is affiliated with Mckay-Dee Hospital.

When was this NPI record last updated?

The NPPES record for Jefferson Last was last updated on May 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.