MERRIMACK VALLEY COUNSELING ASSOCIATION
NPI 1508905472
Psychologist in Nashua, NH

Active since February 06, 2007
39 SIMON ST STE 2A, NASHUA, NH 03060(603) 888-4347(603) 577-9157 Get Directions Write a Review

NPPES record last updated: May 15, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 15, 2024, Aug 16, 2021 (2 updates tracked since 2021).

About Merrimack Valley Counseling Association NPPES

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

MERRIMACK VALLEY COUNSELING ASSOCIATION (NPI 1508905472) is a healthcare organization registered as a psychologist in Nashua, New Hampshire and active in the NPI registry since February 2007. The organization lists William Flynn, Director, as its authorized official.

NPPES Registry Identity

NPI1508905472
Entity TypeOrganization
Primary Taxonomy103T00000X
Legal Business NameMERRIMACK VALLEY COUNSELING ASSOCIATION
Location Address39 SIMON ST STE 2ANashua, NH 03060-3046
Mailing Address39 Simon St Ste 2aNashua, NH 03060-3046
Fax(603) 577-9157
Organization SubpartNo
Authorized OfficialWilliam FlynnDirector · (603) 888-4347
Enumeration DateFebruary 6, 2007
Last NPPES UpdateMay 15, 20242 updates tracked since enumeration
NPPES CertifiedMay 15, 2024
✔ NPI 1508905472 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X
39 SIMON ST STE 2A, Nashua, NH 03060

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Merrimack Valley Counseling Association is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

15

Medicare enrollment records show 15 clinicians reassign Medicare billing to Merrimack Valley Counseling Association, which bills Medicare for the services they deliver. Of these, 8 practice at this address and 10 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 5

Clinical Psychologist4
Mental Health Counselor4
Nurse Practitioner4
Clinical Social Worker2
Psychiatry1

Clinicians, nearest first (15)

Clinical Psychologist
NPI 1154497576
39 SIMON ST STE 2A
Nashua, NH 03060
(603) 888-4347
✔ PECOSSame address
Clinical Social Worker
NPI 1609957638
39 SIMON ST SUITE 2A
Nashua, NH 03060
(603) 888-4347
✔ PECOS✔ Accepts MedicareSame address
Psychiatry
NPI 1356408801
39 SIMON ST STE 2A
Nashua, NH 03060
(603) 888-4347
✔ PECOS✔ Accepts MedicareSame address
Clinical Psychologist
NPI 1619289204
39 SIMON ST SUITE 2A
Nashua, NH 03060
(603) 888-4347
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1841469863
39 SIMON ST STE 3A
Nashua, NH 03060
(603) 888-4347
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1154120582
39 SIMON ST STE 2A
Nashua, NH 03060
(603) 888-4347
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1225181969
39 SIMON ST STE 2A
Nashua, NH 03060
(603) 888-4347
✔ PECOS✔ Accepts MedicareSame address
Clinical Psychologist
NPI 1063558278
39 SIMON ST STE 3A
Nashua, NH 03060
(038) 884-3476
✔ PECOS✔ Accepts MedicareSame address
Mental Health Counselor
NPI 1104046531
505 WEST HOLLIS ST SUITE 208
Nashua, NH 03062
(603) 889-2843
✔ PECOS✔ Accepts Medicare0.8 mi
Mental Health Counselor
NPI 1194719880
7 PROSPECT ST
Nashua, NH 03060
(603) 889-6147
✔ PECOS1.7 mi
Mental Health Counselor
NPI 1588702625
2 COURTHOUSE LN SUITE 3
Chelmsford, MA 01824
(978) 256-8435
✔ PECOS11 mi
Clinical Social Worker
NPI 1295856045
650 SUFFOLK ST
Lowell, MA 01854
(978) 452-5155
✔ PECOS✔ Accepts Medicare12 mi
Clinical Psychologist
NPI 1093235038
87 STILES RD STE 106
Salem, NH 03079
(603) 873-7700
✔ PECOS12 mi
Mental Health Counselor
NPI 1144343872
173 S RIVER RD STE 3
Bedford, NH 03110
(603) 472-5279
✔ PECOS13 mi
Nurse Practitioner
NPI 1730230681
1570 WAVERLY RD
Kingsport, TN 37664
(423) 224-1300
✔ PECOS✔ Accepts Medicare728 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Merrimack Valley Counseling Association's NPI number?

The NPI number for Merrimack Valley Counseling Association is 1508905472. It was assigned to this organization in the NPPES registry on February 6, 2007.

Where is Merrimack Valley Counseling Association located?

Merrimack Valley Counseling Association is located at 39 Simon St Ste 2A, Nashua, NH 03060. The listed phone number is (603) 888-4347.

What is Merrimack Valley Counseling Association's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Merrimack Valley Counseling Association enrolled in Medicare?

Yes. Merrimack Valley Counseling Association is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Merrimack Valley Counseling Association?

According to the CMS Revalidation Reassignment List (October 2026 release), 15 clinicians in 5 Medicare specialties reassign their Medicare billing to Merrimack Valley Counseling Association. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Clinical Psychologist (4), Mental Health Counselor (4) and Nurse Practitioner (4). Of these, 8 practice at this address and 10 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Merrimack Valley Counseling Association accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield and WellSense Health Plan list Merrimack Valley Counseling Association as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Merrimack Valley Counseling Association was last updated on May 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.