Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mark Iannuccilli, LMHC

Individual provider Mental Health Counselor · NPI 1083577977

Mark Iannuccilli, LMHC is a Mental Health Counselor in Providence, Rhode Island. Qualified in 2022, 4 years ago. Practices with Arrow Behavioral Health, a 15-clinician group and accepts Medicare assignment. Licensed in Rhode Island.

Years since qualifying
4
Licensed in
RI
In the registry since
2025
What do these letters mean?
LMHC — Licensed Mental Health Counselor
A licensed mental health counsellor; the title used in Florida, New York and Washington among others.

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Practice location Address checks out

345 Blackstone Blvd Ste 2
Providence, RI 02906-4800
Phone: (401) 276-4100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence MHC01956 (RI)

Record details

NPI number1083577977
Entity typeIndividual (Type 1)
GenderMale
Credentials LMHC
Sole proprietorNo
NPI enumeratedDecember 8, 2025
Last updated in NPPESDecember 8, 2025
Certification dateDecember 8, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Arrow Behavioral Health — 15 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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