Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

David Baker, MD

Q: What is the NPI number for David Baker?

The National Provider Identifier (NPI) for David Baker is 1124098066, a Type 1 (individual) record in the CMS NPPES registry.

Internal Medicine Physician in Chicago, IL · enumerated 2006.

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

National Provider Identifier

1124098066

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Registry record

Entity type Individual (Type 1)

Name David Baker

Credential MD

Sex Male

Practice address 675 N Saint Clair St, Galter 18-#200, Chicago, IL, 60611

Phone (312) 695-8630

Fax (312) 695-7260

Enumeration date Jan 24, 2006

Last updated in NPPES Jun 22, 2009

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 036106946 (IL) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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 David Baker?

The National Provider Identifier (NPI) for David Baker is 1124098066, a Type 1 (individual) record in the CMS NPPES registry.

Where does David Baker practice?

The practice location on file with NPPES is in Chicago, 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 2009-06-22.