Arch Diagnostics, LLC

Arch Diagnostics, LLC is a healthcare organization registered as Neurological Surgery Physician in Clayton, MO, holding Type 2 (organization) NPI 1447870308 since 2020. The authorized official on file is Joseph Yazdi, Physician.

✓ Active NPI ✓ Valid NPI checksum

NPI	1447870308
Entity type	Organization (Type 2)
Legal business name	Arch Diagnostics, LLC
Practice address	7721 CLAYTON RD, Clayton, MO, 63117
Phone	3149732955
Fax	8332441845
Enumeration date	2020-04-21
Last updated in NPPES	2020-04-21

Authorized official

Name	Joseph Yazdi
Title	Physician
Phone	3149732955

Taxonomy & classification

Taxonomy code	Specialty	Primary	License	State
207T00000X	Neurological Surgery Physician	Primary	—	—

Copy-ready billing details

Provider: Arch Diagnostics, LLC
NPI: 1447870308
Taxonomy: 207T00000X (Neurological Surgery Physician)
Address: 7721 CLAYTON RD, Clayton, MO, 63117

Providers at this address

NPI	Name	Type	Specialty	Location
1669429908	Lee Bee	Individual	Internal Medicine Physician	Clayton, MO
1386653731	Paul Catanzaro	Individual	Internal Medicine Physician	Saint Louis, MO
1255811337	Institute for Regenerative Meidicine LLC	Organization	Sports Medicine (Neuromusculoskeletal Medicine) Physician	Clayton, MO
1407314263	Institute of Personalized Medicine LLC	Organization	Neurological Surgery Physician	Clayton, MO
1134744725	Stl Injury and Spine LLC	Organization	Physical Medicine & Rehabilitation Physician	Clayton, MO
1508460494	National Health Monitoring System, LLC	Organization	Clinical Informatics Physician	Saint Louis, MO
1043805229	Metro Medical Institute	Organization	Multi-Specialty Clinic/Center	Saint Louis, MO
1154127660	Post Acute Wound Care Services LLC	Organization	Internal Medicine Physician	Clayton, MO

Verify this record

Cross-check NPI 1447870308 against the authoritative CMS record: view Arch Diagnostics, LLC on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

Where is Arch Diagnostics, LLC located?

The practice location on file with NPPES is in Clayton, MO.

How current is this record?

Data comes from the CMS NPPES public dissemination file; this record was last updated in NPPES on 2020-04-21. Verify at npiregistry.cms.hhs.gov.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2020-04-21.