MS. LINDA ANN CAHILL AP RN BC
NPI 1124163852
Nurse Practitioner - Psychiatric/Mental Health in Winchester, MA
About Ms. Linda Ann Cahill Ap Rn Bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. LINDA ANN CAHILL AP RN BC (NPI 1124163852) is an individual psychiatric/mental health provider in Winchester, Massachusetts, licensed in Massachusetts (119959) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS, is affiliated with Boston Medical Center, and is a graduate of Other (1979).
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
Ms. Linda Ann Cahill Ap Rn Bc 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 Linda Cahill reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dorchester, MA 02122
- Reassigned Medicare billing, Massachusetts enrollment
- 98 clinicians in this Medicare group
Winchester, MA 01890
- Reassigned Medicare billing, Massachusetts enrollment
- 6 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Boston Medical Center
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01890 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
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 Linda Cahill's NPI number?
The NPI number for Linda Cahill is 1124163852. It was assigned to this individual provider in the NPPES registry on February 20, 2007.
Where is Linda Cahill located?
Linda Cahill practices at 898 Main St Marcus Health, Winchester, MA 01890. The listed phone number is (781) 721-2737.
What is Linda Cahill's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Linda Cahill enrolled in Medicare?
Yes. Linda Cahill 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 Linda Cahill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Linda Cahill reassigns Medicare benefits to 2 organizations: Dothouse Health Inc. (Dorchester, MA) and Michael W. Marcus, M.D., P.C. (Winchester, 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 Linda Cahill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Linda Cahill accept?
Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Linda Cahill 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 Linda Cahill affiliated with any hospitals?
According to CMS data, Linda Cahill is affiliated with Boston Medical Center.
When was this NPI record last updated?
The NPPES record for Linda Cahill was last updated on December 5, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Ms. Linda Ann Cahill, AP RN BC · NPI 1124163852
Psychiatric/Mental Health physician in Winchester, Massachusetts. Individual provider, active in the CMS NPPES registry since February 20, 2007.
## Identity
- **NPI:** 1124163852 (Entity type: Individual)
- **Enumerated:** February 20, 2007
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 119959 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 898 MAIN ST, MARCUS HEALTH, Winchester, MA 01890
- **Phone:** (781) 721-2737 · **Fax:** (781) 721-0421
## 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): Dothouse Health Inc. (NPI 1578514733, Dorchester, MA); Michael W. Marcus, M.D., P.C. (NPI 1780891697, Winchester, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1979
## Record status
- **NPPES last updated:** December 5, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1124163852) · Data from the CMS NPPES public registry.