Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Sylvia Clahchischilli, MFT

Marriage & Family Therapist in Shiprock, NM · enumerated 2007.

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

National Provider Identifier

1598958654

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Registry record

Entity type Individual (Type 1)

Name Sylvia Clahchischilli

Credential MFT

Sex Female

Practice address Hwy 491 North, Shiprock, NM, 87420

Phone (505) 368-6401

Fax (505) 368-6431

Enumeration date Aug 22, 2007

Last updated in NPPES May 20, 2008

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License 1919 (NM) Primary

Other identifiers

Identifier	Type	State	Issuer
00075338	Medicaid	NM	-
39636313	Medicaid	CO	-
326382	Medicaid	AZ	-

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 Sylvia Clahchischilli?

The National Provider Identifier (NPI) for Sylvia Clahchischilli is 1598958654, a Type 1 (individual) record in the CMS NPPES registry.

Where does Sylvia Clahchischilli practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-05-20.