NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Gregg Thomas Perlmutter, DO

Anesthesiology Physician in Darby, PA · enumerated 2019.

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

National Provider Identifier

1962061051

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Gregg Thomas Perlmutter
Credential DO
Sex Male
Practice address 1500 Lansdowne Ave, Darby, PA, 19023
Phone (610) 237-4000
Enumeration date Jun 11, 2019
Last updated in NPPES Jun 8, 2026

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 25MB11791800 (NJ) Primary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO 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

Where does Gregg Perlmutter practice?
The practice location on file with NPPES is in Darby, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Gregg Perlmutter?
The National Provider Identifier (NPI) for Gregg Perlmutter is 1962061051, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-08.