Leigh Perreault, MD
Endocrinology, Diabetes & Metabolism Physician · Boulder, CO
Leigh Perreault, MD is an endocrinology, diabetes & metabolism physician with a practice address in Boulder, Colorado, and NPI 1669562344, issued on Oct 13, 2006. Check the license (Colorado 36528, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Leigh Perreault
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 36528 CO
Self-reported in NPPES; status is on the state search - Practice location
- 5495 Arapahoe Ave, Boulder, CO 80303
- Phone
- (720) 848-9200
- Enumerated
- Oct 13, 2006
- Record last updated
- Mar 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20040624000996); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 149 in Colorado → Look up another NPI →
Also registered at 5495 Arapahoe Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Heather Banks, MDFamily Medicine Physician1093804460
- Mario Beltran, PT, DPT, ATC, OCSPhysical Therapist1225665524
- Frances BurchPharmacist1295356699
- Sarah Curry, MDFamily Medicine Physician1659311959
- Tennyson Gilpatrick, PT,DPTPhysical Therapist1114554110
- Lynn Haley, PSYDClinical Psychologist1336270941
Verify Leigh Perreault in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 36528Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
847 Medicare Part D claims for 81 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.
Most prescribed
- Jardiance105 claims
- Mounjaro89 claims
- Ozempic67 claims
- Trulicity44 claims
- Levothyroxine Sodium39 claims
- Pioglitazone Hcl35 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 MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $225,826.61
256 payments; by number, the most common kind was compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program; the largest payer was Lilly USA, LLC. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- University Physicians IncorporatedAurora, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Leigh Perreault among 149 endocrinology, diabetes & metabolism physician records in Colorado
Leigh Perreault, MD is one of 149 endocrinology, diabetes & metabolism physician records with a practice address in Colorado. 83% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 49% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1996 · median 2002 among the 106 with a school on file
- Record last updated2025 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Colorado
There are 149 endocrinology, diabetes & metabolism physician records in Colorado.
All 149 in Colorado → Every provider in Boulder → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Vinaya Kamath, M.D.Boulder, CO 803031093797862
- Kimberly LernerBoulder, CO 803031225254782
- Thomas Higgins, M.D.Boulder, CO 803041427032143
- Diana Dills, MDDenver, CO 802621154493047
- Jennifer Janssen, MDDenver, CO 802621073669602
- David Depaolo, MDDenver, CO 802471659408680
- John Merenich, M.D.Denver, CO 802471316074362
- Hanah Polotsky, MDDenver, CO 802471245329572
Common questions
What is Leigh Perreault, MD's NPI number?
Leigh Perreault, MD's National Provider Identifier (NPI) is 1669562344, issued on Oct 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leigh Perreault, MD located?
The NPPES record lists a practice address at 5495 Arapahoe Ave, Boulder, CO, 80303. Phone: (720) 848-9200. Providers update this record themselves, so call before visiting.
How can I verify Leigh Perreault, MD's license?
NPPES lists Colorado license number 36528, 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 Leigh Perreault, MD prescribe under Medicare Part D?
In 2024, Leigh Perreault, MD had 847 Medicare Part D claims for 81 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Leigh Perreault, MD's MIPS final score?
The 2023 MIPS final score is 97.6 of 100. 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.