LESLEY ELIZABETH MAGNUSSEN NP-C
NPI 1538479225
Nurse Practitioner - Adult Health in Denver, CO

Active since October 14, 2010PECOS EnrolledAccepts Medicare Assignment
4545 E 9TH AVE STE 400, DENVER, CO 80220(303) 320-2929(303) 320-2767 Get Directions Write a Review

NPPES record last updated: February 11, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 24, 2024, Dec 1, 2022, Aug 8, 2019 (3 updates tracked since 2019).

About Lesley Elizabeth Magnussen Np-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LESLEY ELIZABETH MAGNUSSEN NP-C (NPI 1538479225) is an individual adult health provider in Denver, Colorado, licensed in Colorado (APN.0998283-NP) and active in the NPI registry since October 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1538479225
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameLESLEY ELIZABETH MAGNUSSENCredential: NP-C
Location Address4545 E 9TH AVE STE 400Denver, CO 80220-3904
Mailing Address4545 E 9th Ave Ste 400Denver, CO 80220-3904 · (303) 320-2929 · Fax (303) 320-2767
Fax(303) 320-2767
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateOctober 14, 2010
Last NPPES UpdateFebruary 11, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 11, 2026
NPI 1538479225 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License Licensed in CO · APN.0998283-NP
4545 E 9TH AVE STE 400, Denver, CO 80220

Other Names 1

Former Name (1)Lesley Elizabeth Martin

Other Identifiers 1

Medicaid9000195822CO

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Lesley Elizabeth Magnussen Np-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5193960151
PECOS Enrollment IDI20250602000572
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $22.35 for a new patient copayment and $25.5 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 80220 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $89.43
  • Minimum New Patient Price $58.06
  • Maximum New Patient Price $174.82
  • Average New Patient Copayment $22.35
  • Minimum New Patient Copayment $14.51
  • Maximum New Patient Copayment $43.7

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $102.03
  • Minimum Established Patient Price $18.88
  • Maximum Established Patient Price $142.79
  • Average Established Patient Copayment $25.5
  • Minimum Established Patient Copayment $4.72
  • Maximum Established Patient Copayment $35.69

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Internal Medicine
4545 E 9TH AVE STE 400
DENVER, CO 80220
Nurse Practitioner (Family)
4545 E 9TH AVE STE 400, GROUND RAVDIN
DENVER, CO 80220
Internal Medicine
4545 E 9TH AVE STE 400
DENVER, CO 80220
Internal Medicine (Endocrinology, Diabetes & Metabolism)
4545 E 9TH AVE STE 400
DENVER, CO 80220
Obstetrics & Gynecology
4545 E 9TH AVE STE 400
DENVER, CO 80220
Family Medicine
4545 E 9TH AVE STE 400
DENVER, CO 80220

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538479225, enumerated as an "individual" on October 14, 2010.

The provider is located at 4545 E 9TH AVE STE 400 DENVER, CO 80220 and the phone number is (303) 320-2929.

Nurse Practitioner with taxonomy code 363LA2200X and a focus in Adult Health.

The provider might be accepting Accepts: UnitedHealthcare, Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.