Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Warren D Widmann, MD
Surgery Physician in Morristown, NJ · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1518932789
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Registry record
Entity type Individual (Type 1)
Name Warren D Widmann
Credential MD
Sex Male
Practice address 100 Madison Ave, Carol G. Simon Cancer Center, Morristown, NJ, 07960
Phone (973) 644-4844
Fax (973) 644-4776
Enumeration date Feb 21, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
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 |
|---|---|---|---|
| 0773905 | Medicaid | NJ | - |
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.
Frequently asked questions
Where does Warren Widmann practice?
The practice location on file with NPPES is in Morristown, NJ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Warren Widmann?
The National Provider Identifier (NPI) for Warren Widmann is 1518932789, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Tricia Johnson Surgical Physician Assistant · Morristown, NJ NPI 1003819384 Kevin Mcsherry Pediatrics Physician · Morristown, NJ NPI 1336145986 Mid-Atlantic Surgical Assoc. Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Morristown, NJ NPI 1619977741 Kathleen Pearl Adult Health Nurse Practitioner · Morristown, NJ NPI 1851392344 Laura Pesce Nurse Practitioner · Morristown, NJ NPI 1215938386 James Slater Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Morristown, NJ NPI 1841292232 Christopher Magovern Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Morristown, NJ NPI 1043212434 John Brown Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Morristown, NJ NPI 1164424529
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.