NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ajay Baddi, M.D.

Cardiovascular Disease Physician in Chicago, IL · enumerated 2006 · practices at Advocate Health and Hospitals Corporation.

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

National Provider Identifier

1831145804

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Ajay Baddi
Credential M.D.
Sex Male
Practice address 3134 N Clark St, Chicago, IL, 60657
Phone (773) 880-9722
Fax (312) 766-4917
Enumeration date May 25, 2006
Last updated in NPPES Sep 27, 2022

Taxonomy & licenses

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 036097688 (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
1602375 Other IL BSBC
1487951711 Other IL NPI GROUP PRACTICE

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 Ajay Baddi?
The National Provider Identifier (NPI) for Ajay Baddi is 1831145804, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ajay Baddi 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

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-09-27.