Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Hector Diaz, M.D.

Q: What is the NPI number for Hector Diaz?

The National Provider Identifier (NPI) for Hector Diaz is 1407818081, a Type 1 (individual) record in the CMS NPPES registry.

Psychiatry Physician in Lancaster, PA · enumerated 2006 · practices at Lancaster General Medical Group.

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

National Provider Identifier

1407818081

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Hector Diaz

Credential M.D.

Sex Male

Practice address 802 New Holland Ave, Lancaster, PA, 17602

Phone (717) 560-3782

Fax (717) 560-3787

Enumeration date Apr 6, 2006

Last updated in NPPES May 22, 2020

Taxonomy & licenses

2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License MD039992L (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
0011490660012	Medicaid	PA	-
111774	Other	PA	VALUE OPTIONS
0011490660011	Medicaid	PA	-
153233	Other	PA	HIGHMARK BLUE SHIELD
50056764	Other	PA	CAPITAL BLUE CROSS
4495678	Other	PA	AETNA NON-HMO

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 Hector Diaz practice?

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

What is the NPI number for Hector Diaz?

The National Provider Identifier (NPI) for Hector Diaz is 1407818081, 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 2020-05-22.