Leslie Jean Domalik, MD
Endocrinology, Diabetes & Metabolism Physician · Worcester, MA
Leslie Jean Domalik, MD is an endocrinology, diabetes & metabolism physician with a practice address in Worcester, Massachusetts, and NPI 1841307261, issued on Aug 23, 2006. Check the license (Massachusetts 246161, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Leslie Jean Domalik
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 246161 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Lake Ave N, Worcester, MA 01655
- Phone
- (508) 334-3206
- Enumerated
- Aug 23, 2006
- Record last updated
- Dec 11, 2023
- Medicare enrollment
- Enrolled (PECOS I20110721000041); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 1986
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 522 in Massachusetts → Look up another NPI →
Also registered at 55 Lake Ave N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Leslie Jean Domalik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 246161Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
1,131 Medicare Part D claims for 117 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.
Most prescribed
- Trulicity87 claims
- Metformin Hcl Er62 claims
- Metformin Hcl58 claims
- Jardiance50 claims
- Levothyroxine Sodium46 claims
- Ozempic46 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 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).
Bills Medicare through one group practice
- Umass Memorial Medical Group IncWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Leslie Jean Domalik among 522 endocrinology, diabetes & metabolism physician records in Massachusetts
Leslie Jean Domalik, MD is one of 522 endocrinology, diabetes & metabolism physician records with a practice address in Massachusetts. 82% 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 14% of them.
- NPI issued2006 · 14% of these records are older, 52% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1986 · median 2002 among the 378 with a school on file
- Record last updated2023 · 60% 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 Massachusetts 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 Massachusetts
There are 522 endocrinology, diabetes & metabolism physician records in Massachusetts.
All 522 in Massachusetts → Every provider in Worcester → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Neil Aronin, M.D.Worcester, MA 016551679556252
- Seth Arum, M.D.Worcester, MA 016551679578793
- Daniel Baran, M.D.Worcester, MA 016551841260221
- Raffaella Colzani, M.D.Worcester, MA 016551356324297
- Taniya De Silva, M.D.Worcester, MA 016551740212273
- Richard Haas, M.D.Worcester, MA 016551023017373
- Samir Malkani, M.D.Worcester, MA 016551174506018
- John Mordes, M.D.Worcester, MA 016551760466031
Common questions
What is Leslie Jean Domalik, MD's NPI number?
Leslie Jean Domalik, MD's National Provider Identifier (NPI) is 1841307261, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leslie Jean Domalik, MD located?
The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (508) 334-3206. Providers update this record themselves, so call before visiting.
How can I verify Leslie Jean Domalik, MD's license?
NPPES lists Massachusetts license number 246161, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Leslie Jean Domalik, MD prescribe under Medicare Part D?
In 2024, Leslie Jean Domalik, MD had 1,131 Medicare Part D claims for 117 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Leslie Jean Domalik, MD's MIPS final score?
The 2023 MIPS final score is 97 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.