Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Charles Stimler, MD MPH

Internal Medicine Physician in Valley Stream, NY · enumerated 2011.

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

National Provider Identifier

1164713780

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Registry record

Entity type Individual (Type 1)

Name Dr. Charles Stimler

Credential MD MPH

Sex Male

Practice address 125 N Central Ave, Valley Stream, NY, 11580

Phone (516) 872-3100

Enumeration date Apr 30, 2011

Last updated in NPPES Apr 30, 2011

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 161019 (NY) Primary

207RH0003X Hematology & Oncology Physician Allopathic & Osteopathic Physicians · License 161019 (NY) Secondary

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 Charles Stimler?

The National Provider Identifier (NPI) for Charles Stimler is 1164713780, a Type 1 (individual) record in the CMS NPPES registry.

Where does Charles Stimler practice?

The practice location on file with NPPES is in Valley Stream, NY. 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 2011-04-30.