JOSEPH VICTOR BUCK, RN — NPI 1891933347 (Board-Certified Gastroenterologist (Digestive Tract & Liver Specialist) in TROY, IL)

CMS-1500 Box 24J / 33a • NPI

1891933347

Type 1 Individual Rendering/Ordering

HIPAA NUCC Taxonomy • CMS Code

163WG0100X

Board-Certified Gastroenterologist (Digestive Tract & Liver Specialist)

Box 32 Service Location & ZIP+4

933 LONG BRANCH RD, TROY, IL, 62294-3135

✓ 9-Digit EDI 837 ZIP+4 (62294-3135)

Practice Phone & Referral Fax

(618) 667-9054

Direct NPPES Verification Line

✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1891933347 (JOSEPH VICTOR BUCK, RN) has 0 active federal exclusions across all 84,224 HHS OIG LEIE sanction records (Database Verified: 2026-11-11).

CMS Medicare Order & Referring PECOS Eligibility

This practitioner does not currently appear in the CMS individual Order & Referring PECOS file (may practice in pediatrics, commercial-only networks, or hospital-employed settings).

Official CMS NPPES Credential & Practice Profile

10-Digit NPI Number	`1891933347` (NPI-1 Individual Practitioner)
Provider / Legal Name	JOSEPH VICTOR BUCK, RN
Plain-English Specialty	Board-Certified Gastroenterologist (Digestive Tract & Liver Specialist) NUCC Code: `163WG0100X` (Registered Nurse, Gastroenterology)
Certifying / Licensing Body	American Board of Internal Medicine — Gastroenterology
Practice Location Address	933 LONG BRANCH RD, TROY, IL, 62294-3135
Practice Telephone / Fax	Tel: (618) 667-9054
Administrative Mailing Address	933 LONG BRANCH RD, TROY, IL, 62294-3135
Enumeration & Last Sync	Enumerated: 2009-01-21 \| CMS Record Updated: 2009-01-21

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

933 LONG BRANCH RD, TROY, IL, 62294-3135

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Plain-English Taxonomy & CMS Crosswalk (163WG0100X)

What Does Taxonomy Code 163WG0100X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 163WG0100X translates to:
"Board-Certified Gastroenterologist (Digestive Tract & Liver Specialist)"

CMS-1500 Medicare Specialty Crosswalk: Standard HIPAA X12N 837P / CMS-1500
Certifying / Accrediting Authority: American Board of Internal Medicine — Gastroenterology
Clinical Scope: Rectal bleeding, hemorrhoids, persistent acid reflux, difficulty swallowing, jaundice (elevated bilirubin), fatty liver disease, or colon cancer screening.

Specialty Clinical Procedures & Therapeutic Classes

Standard Scope of Care (JOSEPH VICTOR BUCK, RN)

Typical CPT / Diagnostic Procedures:

Screening & Diagnostic Colonoscopy with Polypectomy (CPT 45378–45385)
Esophagogastroduodenoscopy / Upper GI Endoscopy (EGD — CPT 43239)
Hepatic Elastography (FibroScan) & Fractionated Bilirubin/LFT Workup
Internal Hemorrhoid Banding & Anorectal Diagnostic Evaluation

Common Therapeutic Classes:

Proton Pump Inhibitors (Omeprazole, Pantoprazole, Esomeprazole)
H. pylori Quadruple & Triple Eradication Regimens
Mesalamine & Biologic Immunomodulators (Inflammatory Bowel Disease)
Osmotic Laxatives, Rifaximin & Ursodeoxycholic Acid

All Registered NUCC Taxonomies & State Licenses

Taxonomy Code & Plain-English Description	State License & Primary Status
`163WG0100X` — Registered Nurse, Gastroenterology Plain English: Board-Certified Gastroenterologist (Digestive Tract & Liver Specialist)	State: IL \| License: `041250591` \| Primary: Yes (Primary)

Medical Billing, RCM & Hospital Credentialing Teams:

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JOSEPH VICTOR BUCK, RN (NPI #1891933347)