Mark G. Leifeste, M.D.

Specialist · Boulder, CO

Individual Active NPI

NPI number 1033156427

Practice location

4770 Baseline Rd
Suite #300
Boulder, CO 80303-2666
Phone
(303) 449-6577
Fax
(303) 447-1880

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NPI record

NPI
1033156427
Entity type
Individual (Type 1)
Enumeration date
June 2, 2006
Last updated
July 13, 2026
Sole proprietor
No

Specialties & taxonomy codes

TaxonomyCodeLicenseState
Specialist Primary 174400000X 23486 CO

Mailing address

PO Box 2086
Fort Collins, CO 80522-2086
Phone
(303) 444-3443
Fax
(970) 221-3730

About Dr. Leifeste

Mark G. Leifeste, M.D. is a healthcare provider registered in the NPI registry with the primary taxonomy Specialist (code 174400000X). The practice location is 4770 Baseline Rd, Suite #300, Boulder, CO 80303-2666. The NPI number 1033156427 was assigned on June 2, 2006 and the record was last updated on July 13, 2026.

Dr. Leifeste lists a license in the registry: #23486 (CO) for Specialist. License numbers are self-reported to NPPES; verify them with the state licensing board.

Frequently asked questions

What is the NPI number of Mark G. Leifeste, M.D.?

The NPI number is 1033156427.

What is the phone number of Dr. Leifeste?

The phone number listed for the practice location is (303) 449-6577.

Where is Dr. Leifeste located?

4770 Baseline Rd, Suite #300, Boulder, CO 80303-2666.

What is the taxonomy code for Dr. Leifeste?

The primary taxonomy code is 174400000X – Specialist.

Is this information correct?

All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.

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