KAREN A WAISNOR CNP
NPI 1891183307
Nurse Practitioner - Family in Boston, MA
About Karen A Waisnor Cnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN A WAISNOR CNP (NPI 1891183307) is an individual family provider in Boston, Massachusetts, licensed in Massachusetts (RN214479) and active in the NPI registry since January 2015. She is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Medical Center, and is a graduate of Oakland College Of Medicine And Surgery (2014).
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 and accepts Medicare assignment
Karen A Waisnor Cnp 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 Karen Waisnor reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 1,477 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 2,579 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beth Israel Deaconess Medical Center
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02215 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 02215
BOSTON, MA 02215
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 Karen Waisnor's NPI number?
The NPI number for Karen Waisnor is 1891183307. It was assigned to this individual provider in the NPPES registry on January 6, 2015.
Where is Karen Waisnor located?
Karen Waisnor practices at 185 Pilgrim Rd Baker 304, Boston, MA 02215. The listed phone number is (617) 632-7270.
What is Karen Waisnor's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Karen Waisnor enrolled in Medicare?
Yes. Karen Waisnor 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 Karen Waisnor's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Waisnor reassigns Medicare benefits to 2 organizations: Beth Israel Deaconess Medical Center, Inc. (Boston, MA) and Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (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 Karen Waisnor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Karen Waisnor affiliated with any hospitals?
According to CMS data, Karen Waisnor is affiliated with Beth Israel Deaconess Medical Center.
When was this NPI record last updated?
The NPPES record for Karen Waisnor was last updated on June 8, 2016. 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.
# Karen A Waisnor, CNP · NPI 1891183307
Family physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since January 6, 2015.
## Identity
- **NPI:** 1891183307 (Entity type: Individual)
- **Enumerated:** January 6, 2015
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** RN214479 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 185 PILGRIM RD, BAKER 304, Boston, MA 02215-5324
- **Phone:** (617) 632-7270 · **Fax:** (617) 632-8224
## 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): Beth Israel Deaconess Medical Center, Inc. (NPI 1548202641, Boston, MA); Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (NPI 1194765438, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oakland College Of Medicine And Surgery, class of 2014
## Record status
- **NPPES last updated:** June 8, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1891183307) · Data from the CMS NPPES public registry.