CARYN DANAHY
NPI 1992133359
Nurse Practitioner - Pediatrics in Boston, MA
About Caryn Danahy NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CARYN DANAHY (NPI 1992133359) is an individual pediatrics provider in Boston, Massachusetts, licensed in Massachusetts (2288492) and active in the NPI registry since October 2013. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Caryn Danahy is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Caryn Danahy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 98 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 02115 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.
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
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 Caryn Danahy's NPI number?
The NPI number for Caryn Danahy is 1992133359. It was assigned to this individual provider in the NPPES registry on October 23, 2013.
Where is Caryn Danahy located?
Caryn Danahy practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (857) 218-4071.
What is Caryn Danahy's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Caryn Danahy enrolled in Medicare?
Yes. Caryn Danahy is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Caryn Danahy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caryn Danahy reassigns Medicare benefits to Children's Orthopaedic Surgery Foundation, Inc. (Boston, MA). 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 Caryn Danahy'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 Caryn Danahy was last updated on November 10, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Caryn Danahy · NPI 1992133359
Pediatrics physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since October 23, 2013.
## Identity
- **NPI:** 1992133359 (Entity type: Individual)
- **Enumerated:** October 23, 2013
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** 2288492 (Massachusetts)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 300 LONGWOOD AVE, Boston, MA 02115-5724
- **Phone:** (857) 218-4071
## 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:** Children's Orthopaedic Surgery Foundation, Inc. (NPI 1548344393, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 10, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1992133359) · Data from the CMS NPPES public registry.