MARGARET P. MCLEES MD
NPI 1811087497
Internal Medicine - Infectious Disease in Denver, CO

Active since October 13, 2006PECOS EnrolledAccepts Medicare Assignment
91.11/100
CMS Quality Rating
777 BANNOCK ST, DENVER, CO 80204(303) 602-3700(303) 602-3676 Get Directions Write a Review

NPPES record last updated: February 13, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 13, 2025, May 10, 2024, Mar 13, 2021 (3 updates tracked since 2021).

About Margaret P. Mclees Md NPPES

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

MARGARET P. MCLEES MD (NPI 1811087497) is an individual infectious disease provider in Denver, Colorado, licensed in Colorado (DR.0042469) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Denver, and is a graduate of Medical University Of South Carolina College Of Medicine (2001).

NPPES Registry Identity

NPI1811087497
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameMARGARET P. MCLEESCredential: MD
Location Address777 BANNOCK STDenver, CO 80204-4597
Mailing Address777 Bannock StDenver, CO 80204-4597 · (303) 602-3700 · Fax (303) 602-3676
Fax(303) 602-3676
Sole ProprietorNo
Medical School CMSMedical University Of South Carolina College Of MedicineGraduated 2001
Enumeration DateOctober 13, 2006
Last NPPES UpdateFebruary 13, 20253 updates tracked since enumeration
NPPES CertifiedFebruary 13, 2025
NPI 1811087497 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License Licensed in CO · DR.0042469
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
777 BANNOCK ST, Denver, CO 80204

Secondary Practice Location 1

Location 14200 E 9th AveDenver, CO 80262-0001 · Phone (303) 493-7000

Other Identifiers 1

Medicaid51455820CO

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

Margaret P. Mclees Md 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 ID5395723555
PECOS Enrollment IDI20040713000768
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 CMS claims · ZIP area

Typical Medicare office-visit costs in the 80204 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$132.55 typical visit price
range $58.06 – $174.82
Typical copayment $33.13 (range $14.51 – $43.70)
Most-billed visit code 99204
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

91.11/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality90.23
Promoting Interoperability88
Improvement Activities40
Cost73.49

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Clinical Nurse Specialist (Psychiatric/Mental Health)
777 BANNOCK ST
DENVER, CO 80204
Anesthesiology
777 BANNOCK ST
DENVER, CO 80204
Nurse Practitioner
777 BANNOCK ST
DENVER, CO 80204
Hospitalist
777 BANNOCK ST
DENVER, CO 80204
Social Worker (Clinical)
777 BANNOCK ST
DENVER, CO 80204
Nurse Practitioner
777 BANNOCK ST
DENVER, CO 80204
Physician Assistant
777 BANNOCK ST
DENVER, CO 80204
Family Medicine
777 BANNOCK ST
DENVER, CO 80204

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Margaret Mclees's NPI number?

The NPI number for Margaret Mclees is 1811087497. It was assigned to this individual provider in the NPPES registry on October 13, 2006.

Where is Margaret Mclees located?

Margaret Mclees practices at 777 Bannock St, Denver, CO 80204. The listed phone number is (303) 602-3700.

What is Margaret Mclees's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Margaret Mclees enrolled in Medicare?

Yes. Margaret Mclees is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Margaret Mclees accept?

Health plans from UnitedHealthcare list Margaret Mclees as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Margaret Mclees was last updated on February 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.