KRISTEN GREENHALGH
NPI 1992236582
Nurse Practitioner - Family in Salem, NH
About Kristen Greenhalgh NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KRISTEN GREENHALGH (NPI 1992236582) is an individual family provider in Salem, New Hampshire, licensed in New Hampshire (064547-23) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and maintains a secondary practice location in Salem.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
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
Kristen Greenhalgh 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.
Medicare Billing Reassignments
3Medicare enrollment records show Kristen Greenhalgh reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Salem, NH 03079
- Reassigned Medicare billing, New Hampshire enrollment
- 5 clinicians in this Medicare group
Salem, NH 03079
- Reassigned Medicare billing, New Hampshire enrollment
- 83 clinicians in this Medicare group
Manchester, NH 03103
- Reassigned Medicare billing, New Hampshire enrollment
- 14 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Brigham And Women's Hospital
Acute Care Hospitals · Boston, MAWentworth-Douglass Hospital
Acute Care Hospitals · Dover, NHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 03079 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 11
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 Kristen Greenhalgh's NPI number?
The NPI number for Kristen Greenhalgh is 1992236582. It was assigned to this individual provider in the NPPES registry on March 24, 2017.
Where is Kristen Greenhalgh located?
Kristen Greenhalgh practices at 512 S Broadway, Salem, NH 03079. The listed phone number is (866) 389-2727.
What is Kristen Greenhalgh's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Kristen Greenhalgh enrolled in Medicare?
Yes. Kristen Greenhalgh 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 organizations bill Medicare for Kristen Greenhalgh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kristen Greenhalgh reassigns Medicare benefits to 3 organizations: Express Med At Salem, LLC (Salem, NH), Mass General Brigham Medical Group, Inc. (Salem, NH) and Expressmed, LLC (Manchester, 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 Kristen Greenhalgh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kristen Greenhalgh accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield and Taro Health list Kristen Greenhalgh 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.
Is Kristen Greenhalgh affiliated with any hospitals?
According to CMS data, Kristen Greenhalgh is affiliated with Brigham And Women's Hospital and Wentworth-Douglass Hospital.
When was this NPI record last updated?
The NPPES record for Kristen Greenhalgh was last updated on July 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Kristen Greenhalgh · NPI 1992236582
Family physician in Salem, New Hampshire. Individual provider, active in the CMS NPPES registry since March 24, 2017.
## Identity
- **NPI:** 1992236582 (Entity type: Individual)
- **Enumerated:** March 24, 2017
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 064547-23 (New Hampshire)
- **Sole proprietor:** No
## Practice location
- **Address:** 512 S BROADWAY, Salem, NH 03079-4306
- **Phone:** (866) 389-2727
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **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): Express Med At Salem, LLC (NPI 1164831806, Salem, NH); Mass General Brigham Medical Group, Inc. (NPI 1083360200, Salem, NH); Expressmed, LLC (NPI 1295856896, Manchester, NH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** July 25, 2021
---
Source: [NPI Profile](https://npiprofile.com/npi/1992236582) · Data from the CMS NPPES public registry.