LOIS FIRONZE ASHCROFT, RN CNS — NPI 1700851490 (Licensed & Credentialed Behavioral Health & Social Service Providers

CMS-1500 Box 24J / 33a • NPI

1700851490

Type 1 Individual Rendering/Ordering

HIPAA NUCC Taxonomy • CMS Code

101YM0800X (CMS E2)

Licensed & Credentialed Behavioral Health & Social Service Providers — Counselor

Box 32 Service Location & ZIP+4

11 RIVER ST, WELLESLEY, MA, 02481-2098

✓ 9-Digit EDI 837 ZIP+4 (02481-2098)

Practice Phone & Referral Fax

(781) 431-1177

Fax: (508) 242-9489

✓ HHS OIG LEIE Sanction Screening — VERIFIED CLEAR: NPI 1700851490 (LOIS FIRONZE ASHCROFT, RN CNS) 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	`1700851490` (NPI-1 Individual Practitioner)
Provider / Legal Name	LOIS FIRONZE ASHCROFT, RN CNS
Plain-English Specialty	Licensed & Credentialed Behavioral Health & Social Service Providers — Counselor NUCC Code: `101YM0800X` (Counselor, Mental Health)
Certifying / Licensing Body	State Medical / Healthcare Licensing Board & National Specialty Board
Practice Location Address	11 RIVER ST, WELLESLEY, MA, 02481-2098
Practice Telephone / Fax	Tel: (781) 431-1177 \| Fax: (508) 242-9489
Administrative Mailing Address	11 RIVER ST, WELLESLEY, MA, 02481-2098
Enumeration & Last Sync	Enumerated: 2006-02-17 \| CMS Record Updated: 2026-07-13

Clinic Location, Accessibility & Directions

📍 Practice Location & Patient Access

11 RIVER ST, WELLESLEY, MA, 02481-2098

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Plain-English Taxonomy & CMS Crosswalk (101YM0800X)

What Does Taxonomy Code 101YM0800X Mean?

In the HIPAA National Uniform Claim Committee (NUCC) classification, code 101YM0800X translates to:
"Licensed & Credentialed Behavioral Health & Social Service Providers — Counselor"

CMS-1500 Medicare Specialty Crosswalk: CMS Code E2 (Mental Health Counselor)
Certifying / Accrediting Authority: State Medical / Healthcare Licensing Board & National Specialty Board
Clinical Scope: Consult a verified Counselor, Mental Health for specialized diagnostic evaluation, treatment planning, and continuity of care.

Specialty Clinical Procedures & Therapeutic Classes

Standard Scope of Care (LOIS FIRONZE ASHCROFT, RN CNS)

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
`101YM0800X` — Counselor, Mental Health Plain English: Licensed & Credentialed Behavioral Health & Social Service Providers — Counselor	State: MA \| License: `188121` \| Primary: Yes (Primary)

Medical Billing, RCM & Hospital Credentialing Teams:

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LOIS FIRONZE ASHCROFT, RN CNS (NPI #1700851490)