NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Jay J Constantine, MD

Endocrinology, Diabetes & Metabolism Physician in Media, PA · enumerated 2005.

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

National Provider Identifier

1841283066

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Registry record

Entity type Individual (Type 1)
Name Jay J Constantine
Credential MD
Sex Male
Practice address Media, PA, 19063
Phone (610) 566-8342
Fax (610) 891-8566
Enumeration date Aug 23, 2005
Last updated in NPPES Mar 18, 2008

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207RE0101X Endocrinology, Diabetes & Metabolism Physician Allopathic & Osteopathic Physicians · License MD026063E (PA) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
4298492 Other - AETNA USH

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 Jay Constantine?
The National Provider Identifier (NPI) for Jay Constantine is 1841283066, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jay Constantine practice?
The practice location on file with NPPES is in Media, PA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-03-18.