CLAIRE ANAGNOSTOPULOS RN
NPI 1659894285
Nurse Practitioner - Family in Boston, MA
About Claire Anagnostopulos Rn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CLAIRE ANAGNOSTOPULOS RN (NPI 1659894285) is an individual family provider in Boston, Massachusetts, licensed in Massachusetts (RN2322861) and active in the NPI registry since July 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses 2
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
Claire Anagnostopulos Rn 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 Reassignment
Medicare enrollment records show Claire Anagnostopulos 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
- 116 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
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 Claire Anagnostopulos's NPI number?
The NPI number for Claire Anagnostopulos is 1659894285. It was assigned to this individual provider in the NPPES registry on July 25, 2017.
Where is Claire Anagnostopulos located?
Claire Anagnostopulos practices at 780 Albany St, Boston, MA 02118. The listed phone number is (857) 654-1000.
What is Claire Anagnostopulos's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Claire Anagnostopulos enrolled in Medicare?
Yes. Claire Anagnostopulos 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 organization bills Medicare for Claire Anagnostopulos's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Claire Anagnostopulos reassigns Medicare benefits to Boston Health Care For The Homeless Program, 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 Claire Anagnostopulos'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 Claire Anagnostopulos was last updated on April 27, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Claire Anagnostopulos, RN · NPI 1659894285
Family physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since July 25, 2017.
## Identity
- **NPI:** 1659894285 (Entity type: Individual)
- **Enumerated:** July 25, 2017
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** RN2322861 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 780 ALBANY ST, Boston, MA 02118-2755
- **Phone:** (857) 654-1000
## 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:** Boston Health Care For The Homeless Program, Inc. (NPI 1013131804, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** April 27, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1659894285) · Data from the CMS NPPES public registry.