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Karl James Schlegel, D.O.

Internal Medicine Physician in Denver, CO · enumerated 2007 · practices at Colorado Coalition for the Homeless.

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

National Provider Identifier

1891847612

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Registry record

Entity type Individual (Type 1)
Name Karl James Schlegel
Credential D.O.
Sex Male
Practice address 2130 Stout Street, Denver, CO, 80205
Phone (303) 312-9518
Fax (303) 293-3977
Enumeration date Jan 18, 2007
Last updated in NPPES Sep 15, 2014

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 27741 (CO) Primary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier Type State Issuer
01277417 Medicaid CO -

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.

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Frequently asked questions

What is the NPI number for Karl Schlegel?
The National Provider Identifier (NPI) for Karl Schlegel is 1891847612, a Type 1 (individual) record in the CMS NPPES registry.
Where does Karl Schlegel practice?
The practice location on file with NPPES is in Denver, CO. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-09-15.