ASSOCIATES OF MERRIMACK VALLEY INC – NPI #1174536809
Clinic/Center

An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in children and adolescents. Services may be provided to parents and family members of the patient in the form of conjoint, group, or individual therapy, and education and/or training.

ASSOCIATES OF MERRIMACK VALLEY INC is an AHC clinic located in CHELMSFORD, MA. NPPES has assigned the NPI number 1174536809 to ASSOCIATES OF MERRIMACK VALLEY INC on August 14, 2006. It is a Type-2 NPI, indicating this NPI number is associated with an organization. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 261QM0855X from the Health Care Provider Taxonomy code set, which is classified as Clinic/Center, specializing in Adolescent and Children Mental Health

The NPI profile was last updated on Sep 11, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for ASSOCIATES OF MERRIMACK VALLEY INC below.

NPI Profile for
ASSOCIATES OF MERRIMACK VALLEY INC

NPI Number
1174536809
Enumeration Date

(about 20 years ago)
Entity Type
Type-2  Organization
Organization health care providers may have a single employee or thousands of employees. An example is an incorporated individual who is an organization's only employee.
Legal Name
ASSOCIATES OF MERRIMACK VALLEY INC
Primary location
201 CHELMSFORD ST
CHELMSFORD, MA 01824
Phone: (978) 256-1467 Fax: (978) 256-7465
Mailing address
Same as primary location
Organization Subpart
No
Authorized Official
JOEL SIEGEL
PRESIDENT COOWNER CODIRECTOR
Phone: (978) 256-1467
Updated
Identifiers

Identifiers for ASSOCIATES OF MERRIMACK VALLEY INC

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

See identifiers
DescriptionIssuerStateIdentifier
otherBCBS PSYCHW10410
otherBCBS RNCSCP0025
otherBEACON HEALTH STRATEGIES1010500
otherBEHAVIORAL HEALTH NETWORK111038
otherBLUE CROSS BLUE SHIELDM16842
otherCIGNA BEHAVIORAL HEALTH1018562
otherMAGELLON BEHAVIORAL HLTH42682
otherMANAGED HEALTH NETWORK306079
otherTUFTS HEALTH PLAN614070
medicaidMA1102303
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
261QM0855X
- Clinic/Center / Adolescent and Children Mental Health (Primary)
261QM0850X
- Clinic/Center / Adult Mental Health

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.