NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Rebecca L Feldman, APRN, BC

Adult Psychiatric/Mental Health Clinical Nurse Specialist in Natick, MA · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1881818557

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Registry record

Entity type Individual (Type 1)
Name Ms. Rebecca L Feldman
Credential APRN, BC
Sex Female
Practice address 67 Union St Ste 205, Natick, MA, 01760
Fax (508) 647-0333
Enumeration date Apr 12, 2007
Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

364SP0809X Adult Psychiatric/Mental Health Clinical Nurse Specialist Physician Assistants & Advanced Practice Nursing Providers · License 251484 (MA) Primary
APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN credential

Other identifiers

Identifier Type State Issuer
464901 Other MA TUFTS HEALTH PLAN
PN0792 Other MA BLUE CROSS BLUE SHIELDPPO
415560 Other MA MAGELLAN

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Rebecca Feldman?
Rebecca Feldman is registered in NPPES with the primary taxonomy of Adult Psychiatric/Mental Health Clinical Nurse Specialist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.