Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Mark J Corso, M.D.
Specialist in Newark, DE · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1578635090
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Registry record
Entity type Individual (Type 1)
Name Dr. Mark J Corso
Credential M.D.
Sex Male
Practice address 4745 Ogletown Stanton Rd, Newark, DE, 19713
Phone (302) 738-5300
Fax (302) 731-4822
Enumeration date Nov 14, 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 |
|---|---|---|---|
| 10000232980 | Medicaid | DE | - |
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 Mark Corso?
The National Provider Identifier (NPI) for Mark Corso is 1578635090, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mark Corso practice?
The practice location on file with NPPES is in Newark, DE. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Mehdi Balakhani Specialist · Newark, DE NPI 1831194224 David Fink Specialist · Newark, DE NPI 1255338844 Siamak Samii Specialist · Newark, DE NPI 1699773853 Gastroenterology Associates, PA Specialist · Newark, DE NPI 1902804982 Theresa Johnston Family Nurse Practitioner · Newark, DE NPI 1235124306 Todd Miller Surgical Physician Assistant · Newark, DE NPI 1023098944 Bonnie Oconnor Surgical Physician Assistant · Newark, DE NPI 1033199948 Michael Pushkarewicz Orthopaedic Surgery Physician · Newark, DE NPI 1841270246
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.