Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Mary Elizabeth King, LMHC

Q: What is the NPI number for Mary King?

The National Provider Identifier (NPI) for Mary King is 1700363330, a Type 1 (individual) record in the CMS NPPES registry.

Mental Health Counselor in Holden, MA · enumerated 2018.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1700363330

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Registry record

Entity type Individual (Type 1)

Name Mrs. Mary Elizabeth King

Credential LMHC

Sex Female

Practice address 800 Main St Ste A2a3a4, Holden, MA, 01520

Phone (508) 797-7110

Enumeration date Jul 26, 2018

Last updated in NPPES Oct 29, 2024

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License LMHC10003289 (MA) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Mary King?

The National Provider Identifier (NPI) for Mary King is 1700363330, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mary King practice?

The practice location on file with NPPES is in Holden, MA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-10-29.