Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Robert Weitzel Jr., M.D.

Hospitalist Physician in Springfield, IL · enumerated 2011.

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

National Provider Identifier

1669751996

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Registry record

Entity type Individual (Type 1)

Name Dr. Robert Weitzel Jr.

Credential M.D.

Sex Male

Practice address 701 N 1st St, Springfield, IL, 62781

Phone (217) 528-7541

Fax (217) 606-3057

Enumeration date Aug 4, 2011

Last updated in NPPES Jul 15, 2025

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 125.060310 (IL) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 036134943 (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 Robert Weitzel?

The National Provider Identifier (NPI) for Robert Weitzel is 1669751996, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Weitzel practice?

The practice location on file with NPPES is in Springfield, 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 2025-07-15.