BRYNNE E UNDERHILL APRN
NPI 1518589928
Nurse Practitioner in Keene, NH
About Brynne E Underhill Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRYNNE E UNDERHILL APRN (NPI 1518589928) is an individual nurse practitioner in Keene, New Hampshire, licensed in New Hampshire (082044-23) and active in the NPI registry since May 2020. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Brynne E Underhill Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Brynne Underhill reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Keene, NH 03431
- Reassigned Medicare billing, New Hampshire enrollment
- 450 clinicians in this Medicare group
Keene, NH 03431
- Reassigned Medicare billing, New Hampshire enrollment
- 2,999 clinicians in this Medicare group
Lebanon, NH 03756
- Reassigned Medicare billing, New Hampshire enrollment
- 2,620 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 03431 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
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 Brynne Underhill's NPI number?
The NPI number for Brynne Underhill is 1518589928. It was assigned to this individual provider in the NPPES registry on May 8, 2020.
Where is Brynne Underhill located?
Brynne Underhill practices at 590 Court St, Keene, NH 03431. The listed phone number is (603) 354-5400.
What is Brynne Underhill's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Brynne Underhill enrolled in Medicare?
Yes. Brynne Underhill is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Brynne Underhill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brynne Underhill reassigns Medicare benefits to 3 organizations: Cheshire Medical Center (Keene, NH), Dartmouth-Hitchcock Clinic (Keene, NH) and Mary Hitchcock Memorial Hospital (Lebanon, NH). 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 Brynne Underhill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brynne Underhill accept?
Health plans from Anthem Blue Cross and Blue Shield list Brynne Underhill 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 Brynne Underhill was last updated on July 9, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Brynne E Underhill, APRN · NPI 1518589928
Nurse Practitioner physician in Keene, New Hampshire. Individual provider, active in the CMS NPPES registry since May 8, 2020.
## Identity
- **NPI:** 1518589928 (Entity type: Individual)
- **Enumerated:** May 8, 2020
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 082044-23 (New Hampshire)
- **Sole proprietor:** No
## Practice location
- **Address:** 590 COURT ST, Keene, NH 03431
- **Phone:** (603) 354-5400
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Cheshire Medical Center (NPI 1306349444, Keene, NH); Dartmouth-Hitchcock Clinic (NPI 1174176861, Keene, NH); Mary Hitchcock Memorial Hospital (NPI 1023092053, Lebanon, NH) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 9, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1518589928) · Data from the CMS NPPES public registry.