Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mark Labash, PHARM.D.,RPH

Q: What is the NPI number for Mark Labash?

The National Provider Identifier (NPI) for Mark Labash is 1851165906, a Type 1 (individual) record in the CMS NPPES registry.

Pharmacist in Tuba City, AZ · enumerated 2023.

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

National Provider Identifier

1851165906

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Registry record

Entity type Individual (Type 1)

Name Mark Labash

Credential PHARM.D.,RPH

Sex Male

Practice address 167 N Main Street, Tuba City, AZ, 86045

Phone (928) 283-2754

Enumeration date Nov 9, 2023

Last updated in NPPES Nov 9, 2023

Taxonomy & licenses

183500000X Pharmacist Pharmacy Service Providers · License S013783 (AZ) Primary

PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy. About the PHARMD credential

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 Mark Labash?

The National Provider Identifier (NPI) for Mark Labash is 1851165906, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mark Labash practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-11-09.