MARISSA FERREYROS
NPI 1346962891
Counselor - Mental Health in Waltham, MA

Q: What is Marissa Ferreyros's NPI number?

The NPI number for Marissa Ferreyros is 1346962891. It was assigned to this individual provider in the NPPES registry on September 12, 2022.

Q: What is Marissa Ferreyros's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Q: When was this NPI record last updated?

The NPPES record for Marissa Ferreyros was last updated on October 18, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 12, 2022

20 HOPE AVE STE 107, WALTHAM, MA 02453(617) 816-2275 Get Directions Write a Review

NPPES record last updated: October 18, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 18, 2022, Sep 12, 2022 (2 updates tracked since 2022).

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About Marissa Ferreyros NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARISSA FERREYROS (NPI 1346962891) is an individual mental health provider in Waltham, Massachusetts and active in the NPI registry since September 2022.

NPPES Registry Identity

NPI1346962891

Entity TypeIndividualFemale

Primary Taxonomy101YM0800X

Provider Legal NameMARISSA FERREYROS

Location Address20 HOPE AVE STE 107Waltham, MA 02453-2717

Mailing Address20 Hope Ave Ste 107Waltham, MA 02453-2717

Phone(617) 816-2275

Sole ProprietorNo

Enumeration DateSeptember 12, 2022

Last NPPES UpdateOctober 18, 20222 updates tracked since enumeration

NPPES CertifiedOctober 18, 2022

✔ NPI 1346962891 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

20 HOPE AVE STE 107, Waltham, MA 02453

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Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BARBARA J DOYLE COUNSELING SERVICES PROFESSIONAL LLC

Community/Behavioral Health

20 HOPE AVE STE 107
WALTHAM, MA 02453

Middlesex County (617) 816-2275

MR. KAIWEN CHEN

Counselor (Mental Health)

20 HOPE AVE STE 107
WALTHAM, MA 02453

Middlesex County (617) 390-8012

SUZANNE DOYLE KAJUNSKI

Counselor (Mental Health)

20 HOPE AVE STE 107
WALTHAM, MA 02453

Middlesex County (617) 823-9819

DR. NICHOLAS ARMAND ROTOLO PSY.D.

Psychologist

20 HOPE AVE STE 107
WALTHAM, MA 02453

Middlesex County (508) 847-9642

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Marissa Ferreyros's NPI number?

The NPI number for Marissa Ferreyros is 1346962891. It was assigned to this individual provider in the NPPES registry on September 12, 2022.

Where is Marissa Ferreyros located?

Marissa Ferreyros practices at 20 Hope Ave Ste 107, Waltham, MA 02453. The listed phone number is (617) 816-2275.

What is Marissa Ferreyros's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Marissa Ferreyros was last updated on October 18, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.