Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Romuald C Warakomski, D.O.

Internal Medicine Physician in Flossmoor, IL · enumerated 2006.

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

National Provider Identifier

1427153618

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Registry record

Entity type Individual (Type 1)

Name Romuald C Warakomski

Credential D.O.

Sex Male

Practice address 19550 Governors Hwy, Suite 2900, Flossmoor, IL, 60422

Phone (708) 331-2200

Fax (708) 331-8015

Enumeration date Sep 13, 2006

Last updated in NPPES Oct 16, 2013

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 036076749 (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

Other identifiers

Identifier	Type	State	Issuer
036076749	Medicaid	IL	-
110163533/CA4448	Other	-	RAILROAD PALMETTO GBA

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 Romuald Warakomski?

The National Provider Identifier (NPI) for Romuald Warakomski is 1427153618, a Type 1 (individual) record in the CMS NPPES registry.

Where does Romuald Warakomski practice?

The practice location on file with NPPES is in Flossmoor, IL. 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 2013-10-16.