Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Maureen Nelligan, M.D.
Legal Medicine in Yonkers, NY · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1811973456
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Registry record
Entity type Individual (Type 1)
Name Maureen Nelligan
Credential M.D.
Sex Female
Practice address 73 Market St, Ridge Hill, Yonkers, NY, 10710
Phone (914) 848-8085
Fax (914) 848-8062
Enumeration date Dec 15, 2005
Last updated in NPPES Oct 30, 2013
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD 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.
Frequently asked questions
What is the NPI number for Maureen Nelligan?
The National Provider Identifier (NPI) for Maureen Nelligan is 1811973456, a Type 1 (individual) record in the CMS NPPES registry.
Where does Maureen Nelligan practice?
The practice location on file with NPPES is in Yonkers, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Irene Jong Internal Medicine Physician · Yonkers, NY NPI 1659374353 Rand Stack Diagnostic Radiology Physician · Yonkers, NY NPI 1861498537 Julie Monroe Hematology & Oncology Physician · Yonkers, NY NPI 1730175902 Joshua Waldman Obstetrics & Gynecology Physician · Yonkers, NY NPI 1043209232 Jordan Hirsch Obstetrics & Gynecology Physician · Yonkers, NY NPI 1144219346 Annamaria Calleo Cross Internal Medicine Physician · Yonkers, NY NPI 1205812773 Vicki Klein Medical Physician Assistant · Yonkers, NY NPI 1326026683 Michael Snyder Pediatric Cardiology Physician · Yonkers, NY NPI 1124091269
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-10-30.