Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Christopher David Fahey, MD

Neurology Physician in Arlington Heights, IL · enumerated 2007.

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

National Provider Identifier

1780885384

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Registry record

Entity type Individual (Type 1)

Name Dr. Christopher David Fahey

Credential MD

Sex Male

Practice address 1051 W Rand Rd Ste 210, Arlington Heights, IL, 60004

Phone (847) 618-9510

Fax (847) 618-9506

Enumeration date May 30, 2007

Last updated in NPPES Jul 9, 2024

Taxonomy & licenses

2084S0012X Sleep Medicine (Psychiatry & Neurology) Physician Allopathic & Osteopathic Physicians · License 036117666 (IL) Secondary

2084N0400X Neurology Physician Allopathic & Osteopathic Physicians · License 036117666 (IL) 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
036117666	Other	IL	STATE LICENSE

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 Christopher Fahey?

The National Provider Identifier (NPI) for Christopher Fahey is 1780885384, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christopher Fahey practice?

The practice location on file with NPPES is in Arlington Heights, IL. 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 2024-07-09.