Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Aleksander Tartakovsky, DO

Internal Medicine Physician in Huntley, IL · enumerated 2018 · practices at Questcare Obstetrics of Illinois, LLC.

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

National Provider Identifier

1114412087

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Registry record

Entity type Individual (Type 1)

Name Aleksander Tartakovsky

Credential DO

Sex Male

Practice address 10400 Haligus Rd, Huntley, IL, 60142

Phone (224) 654-0000

Enumeration date Jun 24, 2018

Last updated in NPPES Jul 9, 2021

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 2018018663 (MO) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 036156498 (IL) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 036.156498 (IL) 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

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

Where does Aleksander Tartakovsky practice?

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

What is the NPI number for Aleksander Tartakovsky?

The National Provider Identifier (NPI) for Aleksander Tartakovsky is 1114412087, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-07-09.