Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Christopher J Adducci, MD
Urology Physician in Watertown, SD · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1598709750
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Registry record
Entity type Individual (Type 1)
Name Dr. Christopher J Adducci
Credential MD
Sex Male
Practice address 401 9th Ave Nw, Watertown, SD, 57201
Phone (605) 882-7000
Fax (605) 882-7819
Enumeration date Jun 16, 2006
Last updated in NPPES Aug 23, 2019
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 |
|---|---|---|---|
| 16787 | Medicaid | ND | - |
| 340006903 | Other | ND | MEDICARE RAILROAD |
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 Christopher Adducci?
The National Provider Identifier (NPI) for Christopher Adducci is 1598709750, a Type 1 (individual) record in the CMS NPPES registry.
Where does Christopher Adducci practice?
The practice location on file with NPPES is in Watertown, SD. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Steven Miller Cardiovascular Disease Physician · Watertown, SD NPI 1669477287 Ferdinand Addo Hematology & Oncology Physician · Watertown, SD NPI 1760461388 Michael Fenster Interventional Cardiology Physician · Watertown, SD NPI 1720068471 James Bear Emergency Medicine Physician · Watertown, SD NPI 1679543037 Kristie Goens Family Nurse Practitioner · Watertown, SD NPI 1245204957 Edward Wegner Anatomic Pathology & Clinical Pathology Physician · Watertown, SD NPI 1437117173 Bipinkumar Amin Hematology & Oncology Physician · Watertown, SD NPI 1568415628 Elliott Filler Emergency Medicine Physician · Watertown, SD NPI 1043263023
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-08-23.