Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Howard Sheldon Mangurten, MD

Internal Medicine Physician in Hoffman Estates, IL · enumerated 2006 · practices at Howard S Mangurten Mdsc.

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

National Provider Identifier

1003990870

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Registry record

Entity type Individual (Type 1)

Name Howard Sheldon Mangurten

Credential MD

Sex Male

Practice address 990 Grand Canyon Parkway, Suite 310, Hoffman Estates, IL, 60169

Phone (847) 884-8420

Fax (847) 884-0198

Enumeration date Oct 25, 2006

Last updated in NPPES Jan 29, 2008

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians 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
31603504	Other	IL	BCBS

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 Howard Mangurten?

The National Provider Identifier (NPI) for Howard Mangurten is 1003990870, a Type 1 (individual) record in the CMS NPPES registry.

Where does Howard Mangurten practice?

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

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Howard S Mangurten Mdsc Internal Medicine Physician · Hoffman Estates, IL NPI 1639219421

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-01-29.