Michael Patrick Leslie, DO
Orthopaedic Surgery Physician · New Haven, CT
Michael Patrick Leslie, DO is an orthopaedic surgery physician with a practice address in New Haven, Connecticut, and NPI 1215147699, issued on May 23, 2007. Check the license (Connecticut 48890, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Michael Patrick Leslie
- Credential
- DO
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 48890 CT
Self-reported in NPPES; status is on the state search - Practice location
- 800 Howard Ave, New Haven, CT 06519
- Phone
- (203) 737-5667
- Enumerated
- May 23, 2007
- Record last updated
- Aug 23, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (203) 785-4784
- Medicare enrollment
- Enrolled (PECOS I20100928000365); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 2004
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 348 in Connecticut → Look up another NPI →
Also registered at 800 Howard Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lynn Acton, MSSpeech-Language Pathologist1205817889
- Joseph Agostini, MDGeriatric Medicine (Internal Medicine) Physician1104832146
- Nita Ahuja, M.D.Surgery Physician1093779308
- Christina Allen, MDSports Medicine (Orthopaedic Surgery) Physician1841242351
Verify Michael Patrick Leslie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 48890Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
36 Medicare Part D claims for 24 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 19 claims were for opioids.
Most prescribed
- Oxycodone Hcl11 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): 73.6 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).
Industry payments in 2024: $8,592.76
14 payments; by number, the most common kind was food and beverage; the largest payer was Globus Medical, Inc. The 15,003 providers of this specialty with any payment received $23,022.89 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
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Patrick Leslie among 348 orthopaedic surgery physician records in Connecticut
Michael Patrick Leslie, DO is one of 348 orthopaedic surgery physician records with a practice address in Connecticut. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 63% of them.
- NPI issued2007 · 63% of these records are older, 31% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2004 · median 2000 among the 224 with a school on file
- Record last updated2010 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Connecticut
There are 348 orthopaedic surgery physician records in Connecticut.
All 348 in Connecticut → Every provider in New Haven → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Michael Baumgaertner, MDNew Haven, CT 065191538143532
- Gary Friedlaender, MDNew Haven, CT 065191730163171
- John Fulkerson, MDNew Haven, CT 065191184621419
- Jonathan Grauer, MDNew Haven, CT 065191962486399
- Peter Jokl, MDNew Haven, CT 065191073597407
- Francis Lee, MDNew Haven, CT 065191043240997
- Dieter Lindskog, MDNew Haven, CT 065191023092459
- Michael Medvecky, MDNew Haven, CT 065191649254079
Common questions
What is Michael Patrick Leslie, DO's NPI number?
Michael Patrick Leslie, DO's National Provider Identifier (NPI) is 1215147699, issued on May 23, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Michael Patrick Leslie, DO located?
The NPPES record lists a practice address at 800 Howard Ave, New Haven, CT, 06519. Phone: (203) 737-5667. Providers update this record themselves, so call before visiting.
How can I verify Michael Patrick Leslie, DO's license?
NPPES lists Connecticut license number 48890, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael Patrick Leslie, DO prescribe under Medicare Part D?
In 2024, Michael Patrick Leslie, DO had 36 Medicare Part D claims for 24 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Michael Patrick Leslie, DO's MIPS final score?
The 2023 MIPS final score is 73.6 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.