NICHOLAS ARENSDORF, RD, LD — NPI 1720516461 (Licensed & Credentialed Dietary & Nutritional Service Providers

CMS-1500 Box 24J / 33a • NPI

1720516461

Type 1 Individual Rendering/Ordering

HIPAA NUCC Taxonomy • CMS Code

133V00000X (CMS 71)

Licensed & Credentialed Dietary & Nutritional Service Providers — Dietician, Registered

Box 32 Service Location & ZIP+4

2000 S MAIN ST, FAIRFIELD, IA, 52556-9572

✓ 9-Digit EDI 837 ZIP+4 (52556-9572)

Practice Phone & Referral Fax

(641) 469-4245

Fax: (641) 469-4245

✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1720516461 (NICHOLAS ARENSDORF, RD, LD) 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	`1720516461` (NPI-1 Individual Practitioner)
Provider / Legal Name	NICHOLAS ARENSDORF, RD, LD
Plain-English Specialty	Licensed & Credentialed Dietary & Nutritional Service Providers — Dietician, Registered NUCC Code: `133V00000X` (Dietitian, Registered)
Certifying / Licensing Body	State Medical / Healthcare Licensing Board & National Specialty Board
Practice Location Address	2000 S MAIN ST, FAIRFIELD, IA, 52556-9572
Practice Telephone / Fax	Tel: (641) 469-4245 \| Fax: (641) 469-4245
Administrative Mailing Address	PO BOX 197, NICHOLS, IA, 52766-0197
Enumeration & Last Sync	Enumerated: 2017-05-25 \| CMS Record Updated: 2017-05-25

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

2000 S MAIN ST, FAIRFIELD, IA, 52556-9572

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Plain-English Taxonomy & CMS Crosswalk (133V00000X)

What Does Taxonomy Code 133V00000X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 133V00000X translates to:
"Licensed & Credentialed Dietary & Nutritional Service Providers — Dietician, Registered"

CMS-1500 Medicare Specialty Crosswalk: CMS Code 71 (Registered Dietitian or Nutrition Professional)
Certifying / Accrediting Authority: State Medical / Healthcare Licensing Board & National Specialty Board
Clinical Scope: Consult a verified Dietitian, Registered for specialized diagnostic evaluation, treatment planning, and continuity of care.

Specialty Clinical Procedures & Therapeutic Classes

Standard Scope of Care (NICHOLAS ARENSDORF, RD, LD)

Typical CPT / Diagnostic Procedures:

Comprehensive Outpatient & Inpatient Clinical Evaluation (CPT 99202–99215)
Diagnostic Workup, Laboratory Ordering & Evidence-Based Care Coordination
Preventive Screening, Patient Counseling & Multidisciplinary Referral

Common Therapeutic Classes:

Evidence-Based Specialty Pharmacotherapy & Preventive Regimens (CMS Part D Standard)

All Registered NUCC Taxonomies & State Licenses

Taxonomy Code & Plain-English Description	State License & Primary Status
`133V00000X` — Dietitian, Registered Plain English: Licensed & Credentialed Dietary & Nutritional Service Providers — Dietician, Registered	State: IA \| License: `086364` \| Primary: Yes (Primary)

Medical Billing, RCM & Hospital Credentialing Teams:

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NICHOLAS ARENSDORF, RD, LD (NPI #1720516461)