Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Hajerah Sonnabend

Endocrinology, Diabetes & Metabolism Physician in Battle Creek, MI · enumerated 2016.

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

National Provider Identifier

1912369570

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Registry record

Entity type Individual (Type 1)

Name Hajerah Sonnabend

Sex Female

Practice address 363 Fremont St Ste 307, Battle Creek, MI, 49017

Phone (269) 245-8190

Enumeration date Mar 23, 2016

Last updated in NPPES Aug 10, 2023

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 125.069192 (IL) Secondary

207RE0101X Endocrinology, Diabetes & Metabolism Physician Allopathic & Osteopathic Physicians · License 036147627 (IL) Secondary

207RE0101X Endocrinology, Diabetes & Metabolism Physician Allopathic & Osteopathic Physicians · License 5101027585 (MI) Primary

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 Hajerah Sonnabend?

The National Provider Identifier (NPI) for Hajerah Sonnabend is 1912369570, a Type 1 (individual) record in the CMS NPPES registry.

Where does Hajerah Sonnabend practice?

The practice location on file with NPPES is in Battle Creek, MI. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-08-10.