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ELIZABETH N BLOCK AA-C
NPI 1053752238
Anesthesiologist Assistant in Aurora, CO

Active since July 16, 2013
13123 E 16TH AVE, AURORA, CO 80045(720) 777-1234 Get Directions Write a Review

NPPES record last updated: July 16, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Elizabeth N Block Aa-c NPPES

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

ELIZABETH N BLOCK AA-C (NPI 1053752238) is an individual anesthesiologist assistant in Aurora, Colorado, licensed in Colorado (ANT.0000015) and active in the NPI registry since July 2013.

NPPES Registry Identity

NPI1053752238
Entity TypeIndividualFemale
Primary Taxonomy367H00000X
Provider Legal NameELIZABETH N BLOCKCredential: AA-C
Location Address13123 E 16TH AVEAurora, CO 80045-7106
Mailing AddressPo Box 110429Aurora, CO 80042-0429 · (303) 493-7000
Phone(720) 777-1234
Sole ProprietorNo
Enumeration DateJuly 16, 2013
✔ NPI 1053752238 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologist AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367H00000X
License✔ Licensed in CO · ANT.0000015
Definition
An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a two-year anesthesiology assistant program, which is focused upon the delivery and maintenance of anesthesia care as well as advanced patient monitoring techniques. An Anesthesiologist Assistant must work as a member of the anesthesia care team under the direction of a qualified Anesthesiologist.
13123 E 16TH AVE, Aurora, CO 80045
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Cigna Healthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elizabeth N Block Aa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

2

Medicare enrollment records show Elizabeth Block reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Iu Anesthesiology Associates-Pediatrics, LLC
992 mi
Pediatric Anesthesiology
705 RILEY HOSPITAL DR
Indianapolis, IN 46202
  • Reassigned Medicare billing, Indiana enrollment
  • 88 clinicians in this Medicare group
NPI 1083651335 (317) 274-0273
Iu Health Medical Group, LLC
992 mi
General Practice
1701 N SENATE BLVD
Indianapolis, IN 46202
  • Reassigned Medicare billing, Indiana enrollment
  • 5,212 clinicians in this Medicare group
NPI 1326893777 (317) 962-2000

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

Other Providers at the Same Location NPPES 20

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

ERIN TERAVEST PA
Physician Assistant (Surgical)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-1234
MELISSA KAY FRAZER AA-C
Anesthesiologist Assistant
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-1234
RACHEL MARIE RANWEILER
Registered Nurse (Neonatal Intensive Care)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-6857
DR. KATHRYN LYN PEGAN AU.D.
Audiologist
13123 E 16TH AVE, 2ND FLOOR OUTPATIENT PAVILION - AUDIOLOGY
AURORA, CO 80045
Adams County (720) 777-1961
MRS. KRISTEN L HOLDER FNP-C, APRN-BC
Nurse Practitioner (Psychiatric/Mental Health)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-1234
MRS. JILL M MARKS RN, APN
Nurse Practitioner (Pediatrics)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-1234
MRS. WENDELYN M BARRETT NNP
Registered Nurse (Neonatal Intensive Care)
13123 E 16TH AVE
AURORA, CO 80045
Adams County (720) 777-6857
DR. TIMOTHY OWEN VANDERKOOY MD
Emergency Medicine (Pediatric Emergency Medicine)
13123 E 16TH AVE, AURORA, CO 80045-7106
AURORA, CO 80045
Adams County (720) 777-1234

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 Elizabeth Block's NPI number?

The NPI number for Elizabeth Block is 1053752238. It was assigned to this individual provider in the NPPES registry on July 16, 2013.

Where is Elizabeth Block located?

Elizabeth Block practices at 13123 E 16th Ave, Aurora, CO 80045. The listed phone number is (720) 777-1234.

What is Elizabeth Block's specialty?

The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.

Is Elizabeth Block enrolled in Medicare?

Yes. Elizabeth Block is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Elizabeth Block's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Block reassigns Medicare benefits to 2 organizations: Iu Anesthesiology Associates-Pediatrics, LLC (Indianapolis, IN) and Iu Health Medical Group, LLC (Indianapolis, IN). 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 Elizabeth Block's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Elizabeth Block accept?

Health plans from CareSource and Cigna Healthcare list Elizabeth Block 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 Elizabeth Block was last updated on July 16, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.