JILLIAN MARIE ARMENTROUT ACNP-BC
NPI 1750699310
Nurse Practitioner in Worcester, MA
About Jillian Marie Armentrout Acnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JILLIAN MARIE ARMENTROUT ACNP-BC (NPI 1750699310) is an individual nurse practitioner in Worcester, Massachusetts, licensed in Massachusetts (RN252978) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Jillian Marie Armentrout Acnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Jillian Armentrout reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Worcester, MA 01655
- Reassigned Medicare billing, Massachusetts enrollment
- 2,902 clinicians in this Medicare group
Worcester, MA 01655
- Reassigned Medicare billing, Massachusetts enrollment
- 63 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 01655 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
WORCESTER, MA 01655
WORCESTER, MA 01655
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 Jillian Armentrout's NPI number?
The NPI number for Jillian Armentrout is 1750699310. It was assigned to this individual provider in the NPPES registry on September 16, 2010. The provider is also known as Jillian Marie Barnes Acnp-Bc.
Where is Jillian Armentrout located?
Jillian Armentrout practices at 55 Lake Ave N, Worcester, MA 01655. The listed phone number is (508) 334-3278.
What is Jillian Armentrout's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Jillian Armentrout enrolled in Medicare?
Yes. Jillian Armentrout is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Jillian Armentrout's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jillian Armentrout reassigns Medicare benefits to 2 organizations: Umass Memorial Medical Group Inc (Worcester, MA) and Umass Memorial Medical Center, Inc. (Worcester, MA). 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 Jillian Armentrout'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 Jillian Armentrout was last updated on January 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Jillian Marie Armentrout, ACNP-BC · NPI 1750699310
Nurse Practitioner physician in Worcester, Massachusetts. Individual provider, active in the CMS NPPES registry since September 16, 2010.
## Identity
- **NPI:** 1750699310 (Entity type: Individual)
- **Enumerated:** September 16, 2010
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** RN252978 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 LAKE AVE N, Worcester, MA 01655-0002
- **Phone:** (508) 334-3278
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Umass Memorial Medical Group Inc (NPI 1760445373, Worcester, MA); Umass Memorial Medical Center, Inc. (NPI 1689760092, Worcester, MA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 30, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1750699310) · Data from the CMS NPPES public registry.