Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Charles Timothy Johnson, M.D.

Clinical Cardiac Electrophysiology Physician in Fort Collins, CO · enumerated 2005.

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

National Provider Identifier

1053317198

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Registry record

Entity type Individual (Type 1)

Name Dr. Charles Timothy Johnson

Credential M.D.

Sex Male

Practice address 2121 E Harmony Rd, Unit 100, Fort Collins, CO, 80528

Phone (970) 221-1000

Fax (970) 297-6860

Enumeration date Jun 23, 2005

Last updated in NPPES Jun 12, 2014

Taxonomy & licenses

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 38097 (CO) Secondary

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 21237 (NE) Secondary

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 6279A (WY) Secondary

207RC0001X Clinical Cardiac Electrophysiology Physician Allopathic & Osteopathic Physicians · License 38097 (CO) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
114449900	Medicaid	WY	-
87201381	Medicaid	CO	-
P00970363	Other	CO	RAILROAD MEDICARE

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.

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Frequently asked questions

What is the NPI number for Charles Johnson?

The National Provider Identifier (NPI) for Charles Johnson is 1053317198, a Type 1 (individual) record in the CMS NPPES registry.

Where does Charles Johnson practice?

The practice location on file with NPPES is in Fort Collins, 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 2014-06-12.