Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Catherine Nell Galdun, M.D.

Internal Medicine Physician in Basking Ridge, NJ · enumerated 2014 · practices at Memorial Sloan Kettering.

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

National Provider Identifier

1275951840

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Catherine Nell Galdun

Credential M.D.

Sex Female

Practice address 136 Mountainview Blvd, Basking Ridge, NJ, 07920

Phone (908) 542-3547

Fax (908) 522-2230

Enumeration date Apr 1, 2014

Last updated in NPPES Feb 6, 2026

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 288936 (NY) Primary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 25MA10142400 (NJ) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Catherine Galdun?

The National Provider Identifier (NPI) for Catherine Galdun is 1275951840, a Type 1 (individual) record in the CMS NPPES registry.

Where does Catherine Galdun practice?

The practice location on file with NPPES is in Basking Ridge, NJ. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-02-06.