MARY C CLANCY NP
NPI 1891743746
Nurse Practitioner - Adult Health in Boston, MA
About Mary C Clancy Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY C CLANCY NP (NPI 1891743746) is an individual adult health provider in Boston, Massachusetts, licensed in Massachusetts (RN156929) and active in the NPI registry since May 2006. 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)
Mary C Clancy Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mary Clancy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02118
- Reassigned Medicare billing, Massachusetts enrollment
- 573 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 02118 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 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
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 Mary Clancy's NPI number?
The NPI number for Mary Clancy is 1891743746. It was assigned to this individual provider in the NPPES registry on May 4, 2006.
Where is Mary Clancy located?
Mary Clancy practices at 88 E Newton St, Boston, MA 02118. The listed phone number is (617) 638-8605.
What is Mary Clancy's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Mary Clancy enrolled in Medicare?
Yes. Mary Clancy is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mary Clancy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Clancy reassigns Medicare benefits to Evans Medical 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 Mary Clancy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Clancy accept?
Health plans from Anthem Blue Cross and Blue Shield and WellSense Health Plan list Mary Clancy 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 Mary Clancy was last updated on October 3, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Mary C Clancy, NP · NPI 1891743746
Adult Health physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since May 4, 2006.
## Identity
- **NPI:** 1891743746 (Entity type: Individual)
- **Enumerated:** May 4, 2006
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** RN156929 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 88 E NEWTON ST, Boston, MA 02118-2308
- **Phone:** (617) 638-8605
## 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:** Evans Medical Foundation, Inc. (NPI 1912954124, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 3, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1891743746) · Data from the CMS NPPES public registry.