Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Blake Isernhagen, MD

Retina Specialist (Ophthalmology) Physician in Lexington, KY · enumerated 2010.

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

National Provider Identifier

1336469444

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Registry record

Entity type Individual (Type 1)

Name Blake Isernhagen

Credential MD

Sex Male

Practice address 120 N Eagle Creek Dr, Ste 500, Lexington, KY, 40509

Phone (859) 263-3900

Fax (859) 263-3757

Enumeration date Jun 11, 2010

Last updated in NPPES Aug 22, 2018

Taxonomy & licenses

207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License 48761 (KY) Secondary

207WX0107X Retina Specialist (Ophthalmology) Physician Allopathic & Osteopathic Physicians · License 48761 (KY) 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
1336469444	Medicaid	WV	-
0163986	Medicaid	OH	-
200312510A	Medicaid	OK	-
300015774	Medicaid	IN	-
7100400550	Medicaid	KY	-

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 Blake Isernhagen?

The National Provider Identifier (NPI) for Blake Isernhagen is 1336469444, a Type 1 (individual) record in the CMS NPPES registry.

Where does Blake Isernhagen practice?

The practice location on file with NPPES is in Lexington, KY. 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 2018-08-22.