KELLY A FISCHER FNP-BC
NPI 1629420237
Nurse Practitioner - Family in Boston, MA

Q: What is Kelly Fischer's NPI number?

The NPI number for Kelly Fischer is 1629420237. It was assigned to this individual provider in the NPPES registry on July 7, 2016. The provider is also known as Kelly A Leonard Cnp.

Q: What is Kelly Fischer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Kelly Fischer was last updated on December 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since July 07, 2016PECOS Enrolled

450 BROOKLINE AVE, BOSTON, MA 02215(617) 632-3800(617) 632-1930 Get Directions Write a Review

NPPES record last updated: December 15, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 15, 2023, Jul 29, 2020, Apr 3, 2020 and 2 more (5 updates tracked since 2016).

On this page

About Kelly A Fischer Fnp-bc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KELLY A FISCHER FNP-BC (NPI 1629420237) is an individual family provider in Boston, Massachusetts, licensed in Massachusetts (2279878) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1629420237

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameKELLY A FISCHERCredential: FNP-BC

Location Address450 BROOKLINE AVEBoston, MA 02215-5450

Mailing Address450 Brookline AveBoston, MA 02215-5450 · (617) 632-3800 · Fax (617) 632-1930

Phone(617) 632-3800

Fax(617) 632-1930

Sole ProprietorYes

Enumeration DateJuly 7, 2016

Last NPPES UpdateDecember 15, 20235 updates tracked since enumeration

NPPES CertifiedDecember 15, 2023

✔ NPI 1629420237 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in MA · 2279878

450 BROOKLINE AVE, Boston, MA 02215

Open in Google Maps ↗

Other Names 1

Former Name (1)Kelly A Leonard Cnp

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kelly A Fischer Fnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Kelly Fischer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dana-Farber Cancer Institute, Inc.

Same address

General Acute Care Hospital

450 BROOKLINE AVE
Boston, MA 02215

Reassigned Medicare billing, Massachusetts enrollment
1,026 clinicians in this Medicare group

NPI 1851333686 (617) 632-3000

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 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.

New Patient

$97.64 typical visit price

range $63.72 – $189.86

Typical copayment $24.41 (range $15.93 – $47.46)

Most-billed visit code 99203

Established Patient

$111.18 typical visit price

range $21.07 – $155.29

Typical copayment $27.79 (range $5.26 – $38.82)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

PRABHSIMRANJOT SINGH MD

Internal Medicine (Hematology & Oncology)

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 582-7956

SHAWN MAGUIRE PA-C

Physician Assistant

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 582-8487

KARINA FRANCA

Genetic Counselor, MS

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (857) 215-2285

DR. SUZANNE JAQUETH FORREST M.D.

Pediatrics (Pediatric Hematology-Oncology)

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 632-3270

LAUREN KIRITSY MSW, LCSW

Counselor (Mental Health)

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (857) 215-3448

OFIR WOLAJ MD

Internal Medicine (Hematology & Oncology)

450 BROOKLINE AVE, DANA 2058
BOSTON, MA 02215

Suffolk County (617) 632-6139

JASON BATALHA AGPCNP-BC

Nurse Practitioner

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 632-6140

FATIMA EMRAN AMIR MS, LGC

Genetic Counselor, MS

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 632-3729

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 Kelly Fischer's NPI number?

The NPI number for Kelly Fischer is 1629420237. It was assigned to this individual provider in the NPPES registry on July 7, 2016. The provider is also known as Kelly A Leonard Cnp.

Where is Kelly Fischer located?

Kelly Fischer practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 632-3800.

What is Kelly Fischer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Kelly Fischer enrolled in Medicare?

Yes. Kelly Fischer is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kelly Fischer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kelly Fischer reassigns Medicare benefits to Dana-Farber Cancer Institute, 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 Kelly Fischer'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 Kelly Fischer was last updated on December 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.