Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dennis E Ulewicz, M.D.

Radiation Oncology Physician in Greensburg, PA · enumerated 2006.

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

National Provider Identifier

1396723474

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Registry record

Entity type Individual (Type 1)

Name Dennis E Ulewicz

Credential M.D.

Sex Male

Practice address 6321 Route 30 Ste B, Greensburg, PA, 15601

Phone (724) 671-1740

Fax (724) 523-7724

Enumeration date Jan 9, 2006

Last updated in NPPES Oct 25, 2020

Taxonomy & licenses

2085R0203X Therapeutic Radiology Physician Allopathic & Osteopathic Physicians · License 35.125085 (OH) Secondary

2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License 35.125085 (OH) Secondary

2085R0203X Therapeutic Radiology Physician Allopathic & Osteopathic Physicians · License MD065438L (PA) Secondary

2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License MD065438L (PA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
001469092	Medicaid	PA	-

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 Dennis Ulewicz?

The National Provider Identifier (NPI) for Dennis Ulewicz is 1396723474, a Type 1 (individual) record in the CMS NPPES registry.

Where does Dennis Ulewicz practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-10-25.