CAITRIONA DERVAY NP
NPI 1841026119
Nurse Practitioner in Boston, MA
About Caitriona Dervay Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAITRIONA DERVAY NP (NPI 1841026119) is an individual nurse practitioner in Boston, Massachusetts, licensed in Massachusetts (RN2333896) and active in the NPI registry since September 2024. She is enrolled in Medicare PECOS, is affiliated with Cooley Dickinson Hospital Inc,the, and is a graduate of Other (2024).
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 and accepts Medicare assignment
Caitriona Dervay Np 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
2Medicare enrollment records show Caitriona Dervay reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cooley Dickinson Hospital Inc,the
Acute Care Hospitals · Northampton, MANorth Shore Medical Center -
Acute Care Hospitals · Salem, MAMassachusetts General Hospital
Acute Care Hospitals · Boston, MABrigham 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 02114 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 02114
BOSTON, MA 02114
BOSTON, MA 02114
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 Caitriona Dervay's NPI number?
The NPI number for Caitriona Dervay is 1841026119. It was assigned to this individual provider in the NPPES registry on September 12, 2024.
Where is Caitriona Dervay located?
Caitriona Dervay practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (617) 726-4900.
What is Caitriona Dervay's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Caitriona Dervay enrolled in Medicare?
Yes. Caitriona Dervay 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 Caitriona Dervay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caitriona Dervay reassigns Medicare benefits to 2 organizations: Massachusetts General Physicians Organization Inc (Boston, MA) and The General Hospital Corporation (Boston, 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 Caitriona Dervay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Caitriona Dervay accept?
Health plans from Taro Health list Caitriona Dervay 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 Caitriona Dervay affiliated with any hospitals?
According to CMS data, Caitriona Dervay is affiliated with Cooley Dickinson Hospital Inc,the, North Shore Medical Center -, Massachusetts General Hospital, Brigham And Women's Hospital and Wentworth-Douglass Hospital.
When was this NPI record last updated?
The NPPES record for Caitriona Dervay was last updated on May 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.
# Caitriona Dervay, NP · NPI 1841026119
Nurse Practitioner physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since September 12, 2024.
## Identity
- **NPI:** 1841026119 (Entity type: Individual)
- **Enumerated:** September 12, 2024
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** RN2333896 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 FRUIT ST, Boston, MA 02114-2621
- **Phone:** (617) 726-4900
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA); The General Hospital Corporation (NPI 1023049236, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2024
## Record status
- **NPPES last updated:** May 11, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1841026119) · Data from the CMS NPPES public registry.