Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Stephen D Ratcliffe, MD

Family Medicine Physician in Lancaster, PA · enumerated 2006.

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

National Provider Identifier

1407800576

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Registry record

Entity type Individual (Type 1)

Name Stephen D Ratcliffe

Credential MD

Sex Male

Practice address 304 N Water St, Lancaster, PA, 17603

Phone (717) 299-6371

Fax (717) 945-1587

Enumeration date May 21, 2006

Last updated in NPPES Jul 3, 2019

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License MD419264 (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
000000137390	Other	PA	UNISON
001445012	Other	PA	HIGHMARK
89032	Other	PA	GEISINGER
1417887	Other	PA	AETNA-HMO
20020512	Other	PA	MERCY
50082756	Other	PA	CAPITAL BLUE CROSS/KEYSTONE HEALTH PLAN CENTRAL
P004713	Other	PA	GATEWAY
2128545000	Other	PA	INDEPENDENCE BLUE CROSS
4624955	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

What is the NPI number for Stephen Ratcliffe?

The National Provider Identifier (NPI) for Stephen Ratcliffe is 1407800576, a Type 1 (individual) record in the CMS NPPES registry.

Where does Stephen Ratcliffe practice?

The practice location on file with NPPES is in Lancaster, 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 2019-07-03.