NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Amy L. Hertweck-Warner, D.O.

Internal Medicine Physician in Joplin, MO · enumerated 2006.

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

National Provider Identifier

1013959006

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Amy L. Hertweck-Warner
Credential D.O.
Sex Female
Practice address 1905 W 32nd St, Suite 103, Joplin, MO, 64804
Phone (417) 659-6967
Fax (405) 745-9602
Enumeration date Jun 12, 2006
Last updated in NPPES Sep 2, 2014

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License MA2082142 (MO) 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
245828405 Medicaid MO -
P00760838 Other - RAILROAD MEDICARE
179498003 Medicaid AR -

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 Amy Hertweck-Warner?
The National Provider Identifier (NPI) for Amy Hertweck-Warner is 1013959006, a Type 1 (individual) record in the CMS NPPES registry.
Where does Amy Hertweck-Warner practice?
The practice location on file with NPPES is in Joplin, MO. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-09-02.