GWENDA JOANNE GRAHAM NP
NPI 1871845651
Nurse Practitioner - Adult Health in Boston, MA
About Gwenda Joanne Graham Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GWENDA JOANNE GRAHAM NP (NPI 1871845651) is an individual adult health provider in Boston, Massachusetts, licensed in Massachusetts (RN2274514) and active in the NPI registry since October 2012. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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
Gwenda Joanne Graham 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
4Medicare enrollment records show Gwenda Graham reassigns Medicare billing to 4 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
- 6,234 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts and New Hampshire enrollments
- 6,360 clinicians in this Medicare group
Port Jefferson Station, NY 11776
- Reassigned Medicare billing, New York enrollment
- 636 clinicians in this Medicare group
Chattanooga, TN 37403
- Reassigned Medicare billing, Tennessee enrollment
- 464 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
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.
Physician 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 Gwenda Graham's NPI number?
The NPI number for Gwenda Graham is 1871845651. It was assigned to this individual provider in the NPPES registry on October 4, 2012.
Where is Gwenda Graham located?
Gwenda Graham practices at 55 Fruit St Massachusetts General Hospital Cancer Center, Boston, MA 02114. The listed phone number is (617) 724-4000.
What is Gwenda Graham's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Gwenda Graham enrolled in Medicare?
Yes. Gwenda Graham 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 Gwenda Graham's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gwenda Graham reassigns Medicare benefits to 4 organizations: The General Hospital Corporation (Boston, MA), Massachusetts General Physicians Organization Inc (Boston, MA), North Shore Hematology Oncology Associates PC (Port Jefferson Station, NY) and Tennessee Oncology (Chattanooga, TN). 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 Gwenda Graham's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gwenda Graham accept?
Health plans from BlueCross BlueShield of Tennessee, Oscar Insurance Company and UnitedHealthcare list Gwenda Graham 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 Gwenda Graham was last updated on October 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days 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.
# Gwenda Joanne Graham, NP · NPI 1871845651
Adult Health physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since October 4, 2012.
## Identity
- **NPI:** 1871845651 (Entity type: Individual)
- **Enumerated:** October 4, 2012
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** RN2274514 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 FRUIT ST, MASSACHUSETTS GENERAL HOSPITAL CANCER CENTER, Boston, MA 02114-2621
- **Phone:** (617) 724-4000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): The General Hospital Corporation (NPI 1023049236, Boston, MA); Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA); North Shore Hematology Oncology Associates PC (NPI 1396794574, Port Jefferson Station, NY); Tennessee Oncology (NPI 1912623364, Chattanooga, TN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** October 1, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1871845651) · Data from the CMS NPPES public registry.