Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Ni A Williams, DPM

Q: What is the NPI number for Ni Williams?

The National Provider Identifier (NPI) for Ni Williams is 1861673576, a Type 1 (individual) record in the CMS NPPES registry.

Primary Podiatric Medicine Podiatrist in Northbrook, IL · enumerated 2007.

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

National Provider Identifier

1861673576

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Registry record

Entity type Individual (Type 1)

Name Dr. Ni A Williams

Credential DPM

Sex Female

Practice address 425 Huehl Rd # 13, Northbrook, IL, 60062

Phone (847) 504-5000

Fax (847) 504-5015

Enumeration date Nov 21, 2007

Last updated in NPPES Mar 20, 2015

Taxonomy & licenses

213EP1101X Primary Podiatric Medicine Podiatrist Podiatric Medicine & Surgery Service Providers · License 1918 (TX) Primary

213E00000X Podiatrist Podiatric Medicine & Surgery Service Providers · License 1918 (TX) Secondary

DPM · Doctor of Podiatric Medicine: A physician specializing in medical and surgical care of the foot and ankle. About the DPM credential

Other identifiers

Identifier	Type	State	Issuer
281334701	Medicaid	TX	-
281334702	Medicaid	TX	-
281334703	Medicaid	TX	-

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 Ni Williams?

The National Provider Identifier (NPI) for Ni Williams is 1861673576, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ni Williams practice?

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

Other providers at this practice address

Browse all →

Ronald Nasadowski Podiatrist · Northbrook, IL NPI 1487609947 Francine Rhinehart Foot Surgery Podiatrist · Northbrook, IL NPI 1083917553

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-03-20.