Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Kathleen Ackman Blake, MD

Ophthalmology Physician in Hinsdale, IL · enumerated 2006.

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

National Provider Identifier

1497734966

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Registry record

Entity type Individual (Type 1)

Name Dr. Kathleen Ackman Blake

Credential MD

Sex Female

Practice address 126 W First Street, Hinsdale, IL, 60521

Phone (630) 325-5200

Fax (630) 325-5569

Enumeration date Jan 12, 2006

Last updated in NPPES Jul 21, 2010

Taxonomy & licenses

207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License 0360647112 (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
L77523	Other	IL	MEDICARE PTAN
0360647112	Medicaid	IL	-

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 Kathleen Ackman Blake?

The National Provider Identifier (NPI) for Kathleen Ackman Blake is 1497734966, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kathleen Ackman Blake practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-07-21.