JOANN H AHERN, APRN — NPI 1770566317 (Licensed & Credentialed Physician Assistants & Advanced Practice Nursing Providers — Clinical Nurse Specialist, Medical-Surgical in DANBURY, CT)

CMS-1500 Box 24J / 33a • NPI

1770566317

Type 1 Individual Rendering/Ordering

HIPAA NUCC Taxonomy • CMS Code

364SM0705X (CMS 89)

Licensed & Credentialed Physician Assistants & Advanced Practice Nursing Providers — Clinical Nurse Specialist, Medical-Surgical

Box 32 Service Location & ZIP+4

79 SAND PIT RD, SUITE 201, DANBURY, CT, 06810-4005

✓ 9-Digit EDI 837 ZIP+4 (06810-4005)

Practice Phone & Referral Fax

(203) 749-5754

Fax: (203) 749-5760

✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1770566317 (JOANN H AHERN, APRN) 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	`1770566317` (NPI-1 Individual Practitioner)
Provider / Legal Name	JOANN H AHERN, APRN
Plain-English Specialty	Licensed & Credentialed Physician Assistants & Advanced Practice Nursing Providers — Clinical Nurse Specialist, Medical-Surgical NUCC Code: `364SM0705X` (Clinical Nurse Specialist, Medical-Surgical)
Certifying / Licensing Body	State Medical / Healthcare Licensing Board & National Specialty Board
Practice Location Address	79 SAND PIT RD, SUITE 201, DANBURY, CT, 06810-4005
Practice Telephone / Fax	Tel: (203) 749-5754 \| Fax: (203) 749-5760
Administrative Mailing Address	79 SAND PIT RD, DANBURY, CT, 06810-4005
Enumeration & Last Sync	Enumerated: 2005-11-29 \| CMS Record Updated: 2013-10-30

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

79 SAND PIT RD, SUITE 201, DANBURY, CT, 06810-4005

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Plain-English Taxonomy & CMS Crosswalk (364SM0705X)

What Does Taxonomy Code 364SM0705X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 364SM0705X translates to:
"Licensed & Credentialed Physician Assistants & Advanced Practice Nursing Providers — Clinical Nurse Specialist, Medical-Surgical"

CMS-1500 Medicare Specialty Crosswalk: CMS Code 89 (Certified Clinical Nurse Specialist)
Certifying / Accrediting Authority: State Medical / Healthcare Licensing Board & National Specialty Board
Clinical Scope: Consult a verified Clinical Nurse Specialist, Medical-Surgical for specialized diagnostic evaluation, treatment planning, and continuity of care.

Specialty Clinical Procedures & Therapeutic Classes

Standard Scope of Care (JOANN H AHERN, APRN)

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
`364SM0705X` — Clinical Nurse Specialist, Medical-Surgical Plain English: Licensed & Credentialed Physician Assistants & Advanced Practice Nursing Providers — Clinical Nurse Specialist, Medical-Surgical	State: CT \| License: `001425` \| Primary: Yes (Primary)

Medical Billing, RCM & Hospital Credentialing Teams:

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JOANN H AHERN, APRN (NPI #1770566317)