Margaret P. McLees, MD
Infectious Disease Physician · Denver, CO
Margaret P. McLees, MD is an infectious disease physician with a practice address in Denver, Colorado, and NPI 1811087497, issued on Oct 13, 2006. Check the license (Colorado DR.0042469, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Margaret P. McLees
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- DR.0042469 CO
Self-reported in NPPES; status is on the state search - Practice location
- 777 Bannock St, Denver, CO 80204
- Phone
- (303) 602-3700
- Enumerated
- Oct 13, 2006
- Record last updated
- Feb 13, 2025
- Fax
- (303) 602-3676
- Medicaid ID
- 51455820 CO
- Medicare enrollment
- Enrolled (PECOS I20040713000768); accepts Medicare assignment
- Medical or professional school
- Medical University Of South Carolina College Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 182 in Colorado → Look up another NPI →
Also registered at 777 Bannock St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eric Aaltonen, M.D.Vascular & Interventional Radiology Physician1538340344
- Sarah Abbott, LCSWClinical Social Worker1326519042
- Ejaaz Abdulkabir, CNMAdvanced Practice Midwife1710551783
- Miren Aboitiz, NP-CWomen's Health Nurse Practitioner1568862282
- Edgar Acosta, MSWClinical Social Worker1467900381
- Shanie Adaime, RDHDental Hygienist1083318554
Verify Margaret P. McLees in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0042469Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average infectious disease physician in 2024
641 Medicare Part D claims for 28 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims. 29 claims were for opioids.
Most prescribed
- Tivicay65 claims
- Rosuvastatin Calcium36 claims
- Descovy34 claims
- Gabapentin34 claims
- Biktarvy32 claims
- Omeprazole24 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 91.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Denver Health And Hospital AuthorityDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret P. McLees among 182 infectious disease physician records in Colorado
Margaret P. McLees, MD is one of 182 infectious disease physician records with a practice address in Colorado. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 54% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2001 · median 2004 among the 125 with a school on file
- Record last updated2025 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Colorado
There are 182 infectious disease physician records in Colorado.
All 182 in Colorado → Every provider in Denver → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Robert Belknap, MDDenver, CO 802041578573051
- William Burman, MDDenver, CO 802041962422246
- David Cohn, MDDenver, CO 802041487677217
- Edward Gardner, MDDenver, CO 802041710991914
- Michelle Haas, MDDenver, CO 802041043402944
- Timothy Jenkins, M.D.Denver, CO 802041114959467
- Karen Peterson, MDDenver, CO 802041376659839
- Connie Price, MD, MBADenver, CO 802041568567717
Common questions
What is Margaret P. McLees, MD's NPI number?
Margaret P. McLees, MD's National Provider Identifier (NPI) is 1811087497, issued on Oct 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Margaret P. McLees, MD located?
The NPPES record lists a practice address at 777 Bannock St, Denver, CO, 80204. Phone: (303) 602-3700. Providers update this record themselves, so call before visiting.
How can I verify Margaret P. McLees, MD's license?
NPPES lists Colorado license number DR.0042469, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Margaret P. McLees, MD prescribe under Medicare Part D?
In 2024, Margaret P. McLees, MD had 641 Medicare Part D claims for 28 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.
What is Margaret P. McLees, MD's MIPS final score?
The 2023 MIPS final score is 91.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.