Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Lonnie W. Clark, CRNA

Q: What is the NPI number for Lonnie Clark?

The National Provider Identifier (NPI) for Lonnie Clark is 1598777450, a Type 1 (individual) record in the CMS NPPES registry.

Certified Registered Nurse Anesthetist in Woodland Park, CO · enumerated 2006.

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

National Provider Identifier

1598777450

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Registry record

Entity type Individual (Type 1)

Name Lonnie W. Clark

Credential CRNA

Sex Male

Practice address Woodland Park, CO, 80863

Phone (806) 790-3928

Enumeration date Aug 12, 2006

Last updated in NPPES Dec 9, 2020

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License 690859 (TX) Primary

CRNA · Certified Registered Nurse Anesthetist: An advanced practice nurse specializing in anesthesia care. About the CRNA credential

Other identifiers

Identifier	Type	State	Issuer
179419001	Medicaid	TX	-
200073510A	Medicaid	OK	-
90739868	Medicaid	CO	-
67349	Medicaid	TX	-
147825100	Medicaid	TX	-
202004266	Medicaid	NM	-
147825101	Other	TX	FIRSTCARE COMMERCIAL
86092U	Other	TX	BC/BS
202004266	Other	NM	PRESBYTERIAN COMMERCIAL
86091U	Other	TX	HMO BLUE
64851729	Medicaid	NM	-

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 Lonnie Clark?

The National Provider Identifier (NPI) for Lonnie Clark is 1598777450, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lonnie Clark practice?

The practice location on file with NPPES is in Woodland Park, CO. 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 2020-12-09.