Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Charles E Miller MD Associates

Q: What is the NPI number for Charles E Miller MD Associates?

The NPI for Charles E Miller MD Associates is 1225151483, a Type 2 (organization) record in the CMS NPPES registry.

Reproductive Endocrinology Physician in Arlington Heights, IL · enumerated 2007 · authorized official Charles Miller, Physician.

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

National Provider Identifier

1225151483

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Registry record

Entity type Organization (Type 2)

Legal business name Charles E Miller MD Associates

Practice address 2101 S Arlington Heights Rd, Arlington Heights, IL, 60005

Phone (847) 593-1040

Enumeration date Apr 10, 2007

Last updated in NPPES Aug 22, 2020

Taxonomy & classification

207VE0102X Reproductive Endocrinology Physician Allopathic & Osteopathic Physicians Primary

Authorized official

Name Charles Miller

Title Physician

Phone (847) 593-1040

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

Who is the authorized official for Charles E Miller MD Associates?

NPPES lists Charles Miller (Physician) as the authorized official for this organization.

What is the NPI number for Charles E Miller MD Associates?

The NPI for Charles E Miller MD Associates is 1225151483, a Type 2 (organization) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-08-22.