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MS. ANN P. FELDMAN MS, RD, CDE
NPI 1457324386
Dietitian, Registered in Boston, MA

Active since February 10, 2006
1 JOSLIN PLACE, JOSLIN DIABETES CENTER, BOSTON, MA 02215(617) 309-4418(617) 309-2575 Get Directions Write a Review

NPPES record last updated: April 7, 2017. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Ms. Ann P. Feldman Ms, Rd, Cde NPPES

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

MS. ANN P. FELDMAN MS, RD, CDE (NPI 1457324386) is an individual dietitian, registered in Boston, Massachusetts, licensed in Massachusetts (775) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1457324386
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameMS. ANN P. FELDMANCredential: MS, RD, CDE
Location Address1 JOSLIN PLACE, JOSLIN DIABETES CENTERBoston, MA 02215
Mailing Address39 Natick AveWarwick, RI 02886-3147 · (339) 987-8020
Phone(617) 309-4418
Fax(617) 309-2575
Sole ProprietorYes
Enumeration DateFebruary 10, 2006
Last NPPES UpdateApril 7, 2017
✔ NPI 1457324386 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
License✔ Licensed in MA · 775
Definition
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.
1 JOSLIN PLACE, Boston, MA 02215
Open in Google Maps ↗

Other Identifiers 5

Other0015214MA · Neighborhood Health Plan
OtherPQ130MA · Harvard Pilgrim
OtherLD0099MA · Blue Cross
Other680078MA · Tufts Health Plan
Medicare ID-Type UnspecifiedMT0217MA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Ann P. Feldman Ms, Rd, Cde is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

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

Joslin Clinic Inc
Same address
Multi-Specialty
1 JOSLIN PL
Boston, MA 02215
  • Reassigned Medicare billing, Massachusetts enrollment
  • 125 clinicians in this Medicare group
NPI 1528003621 (617) 732-2501

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MARION JOAN MANSFIELD MD
Pediatrics (Pediatric Endocrinology)
1 JOSLIN PLACE, JOSLIN DIABETES CENTER
BOSTON, MA 02215
Suffolk County (617) 732-2603
MARY ELIZABETH PATTI M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1 JOSLIN PLACE, JOSLIN DIABETES CENTER
BOSTON, MA 02215
Suffolk County (617) 735-1966
DR. LLOYD PAUL AIELLO M.D., PH.D.
Ophthalmology
1 JOSLIN PLACE, JOSLIN DIABETES CENTER
BOSTON, MA 02215
Suffolk County (617) 732-2520

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 Ann Feldman's NPI number?

The NPI number for Ann Feldman is 1457324386. It was assigned to this individual provider in the NPPES registry on February 10, 2006.

Where is Ann Feldman located?

Ann Feldman practices at 1 Joslin Place Joslin Diabetes Center, Boston, MA 02215. The listed phone number is (617) 309-4418.

What is Ann Feldman's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Is Ann Feldman enrolled in Medicare?

Yes. Ann Feldman is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ann Feldman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ann Feldman reassigns Medicare benefits to Joslin Clinic 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 Ann Feldman'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 Ann Feldman was last updated on April 7, 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.