National Provider Identifier Database

GREGORY K NELLIGAN, MD – NPI #1205924842
Gastroenterology

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.


Contact Information

GREGORY K NELLIGAN, MD
2500 OVERLOOK TER
MADISON, WI53705-2254
Phone: 608-256-1901
Fax: 608-280-7020
Website:
Specialty Taxonomy Code
* Gastroenterology 207RG0100X

* Indicates primary specialty

NPI Profile & details for GREGORY K NELLIGAN

NPI Number 1205924842
Credentials MD
Entity Individual
Enumeration date 10/10/2006
Last updated 07/08/2007 - About 19 years ago
Sole proprietor1 No
Identifiers n/a
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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