MS. MARIA JAEGER THILLET MS NNP
NPI 1013175298
Nurse Practitioner - Neonatal in Phoenix, AZ

Active since May 24, 2008PECOS Enrolled
1919 E THOMAS RD, PHOENIX, AZ 85016(602) 933-1000 Get Directions Write a Review

NPPES record last updated: December 5, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 5, 2022, Oct 27, 2020 (2 updates tracked since 2020).

About Ms. Maria Jaeger Thillet Ms Nnp NPPES

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

MS. MARIA JAEGER THILLET MS NNP (NPI 1013175298) is an individual neonatal provider in Phoenix, Arizona, licensed in Arizona (AP3154) and active in the NPI registry since May 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1013175298
Entity TypeIndividualFemale
Primary Taxonomy363LN0000X
Provider Legal NameMS. MARIA JAEGER THILLETCredential: MS NNP
Location Address1919 E THOMAS RDPhoenix, AZ 85016-7710
Mailing Address2108 E Thomas Rd Ste 130Phoenix, AZ 85016-7761 · (602) 933-3124
Sole ProprietorNo
Enumeration DateMay 24, 2008
Last NPPES UpdateDecember 5, 20222 updates tracked since enumeration
NPPES CertifiedDecember 5, 2022
✔ NPI 1013175298 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · NeonatalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LN0000X
License✔ Licensed in AZ · AP3154
Also ListedRegistered Nurse · Neonatal Intensive CareTaxonomy 163WN0002X · License RN072378 (AZ)
1919 E THOMAS RD, Phoenix, AZ 85016

Other Identifiers 1

Medicaid374071AZ

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Maria Jaeger Thillet Ms Nnp 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 Reassignment

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

Pediatrics
1919 E THOMAS RD
Phoenix, AZ 85016
  • Reassigned Medicare billing, Arizona enrollment
  • 1,416 clinicians in this Medicare group

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85016 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
Most-billed visit code 99214
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 20

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

Hospitalist
1919 E THOMAS RD
PHOENIX, AZ 85016
Dietitian, Registered
1919 E THOMAS RD
PHOENIX, AZ 85016
Anesthesiology (Pediatric Anesthesiology)
1919 E THOMAS RD
PHOENIX, AZ 85016
Social Worker (Clinical)
1919 E THOMAS RD
PHOENIX, AZ 85016
Anesthesiology (Pediatric Anesthesiology)
1919 E THOMAS RD
PHOENIX, AZ 85016
Pediatrics
1919 E THOMAS RD
PHOENIX, AZ 85016
Pediatrics
1919 E THOMAS RD
PHOENIX, AZ 85016
Pediatrics (Pediatric Gastroenterology)
1919 E THOMAS RD
PHOENIX, AZ 85016

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 Maria Thillet's NPI number?

The NPI number for Maria Thillet is 1013175298. It was assigned to this individual provider in the NPPES registry on May 24, 2008.

Where is Maria Thillet located?

Maria Thillet practices at 1919 E Thomas Rd, Phoenix, AZ 85016. The listed phone number is (602) 933-1000.

What is Maria Thillet's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Neonatal, with taxonomy code 363LN0000X.

Is Maria Thillet enrolled in Medicare?

Yes. Maria Thillet is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maria Thillet's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Thillet reassigns Medicare benefits to Phoenix Children's Hospital (Phoenix, AZ). 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 Maria Thillet'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 Maria Thillet was last updated on December 5, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.