Lynn Li, M.D.
Internal Medicine Physician · Worcester, MA
Lynn Li, M.D. is an internal medicine physician with a practice address in Worcester, Massachusetts, and NPI 1073594552, issued on Nov 10, 2005. Check the license (Massachusetts 42591, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Lynn Li
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 42591 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Lake Ave N, Worcester, MA 01655
- Phone
- (508) 856-2731
- Enumerated
- Nov 10, 2005
- Record last updated
- Oct 28, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 2061503 MA
- Entity
- Type 1 · individual
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Verify Lynn Li in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 42591Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average internal medicine physician in 2024
12 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Lynn Li among 6,825 internal medicine physician records in Massachusetts
Lynn Li, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2020 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
448 internal medicine physician records list a practice address in Worcester
They are 448 of the 13,166 NPPES records with a practice address in Worcester, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Worcester → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Abigail Adams, M.D.Worcester, MA 016551497745806
- Eric Alper, M.D.Worcester, MA 016551275524340
- Nidhi Chojar, M.D.Worcester, MA 016551023009636
- Kimberly Eisenstock, M.D.Worcester, MA 016551194706069
- George Eypper, M.D.Worcester, MA 016551104817451
- Melissa Fischer, M.D.Worcester, MA 016551306837653
- Ish Gupta, D.O.Worcester, MA 016551598747834
- Andrew Karson, MDWorcester, MA 016551194706002
Common questions
What is Lynn Li, M.D.'s NPI number?
Lynn Li, M.D.'s National Provider Identifier (NPI) is 1073594552, issued on Nov 10, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Lynn Li, M.D. located?
The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (508) 856-2731. Providers update this record themselves, so call before visiting.
How can I verify Lynn Li, M.D.'s license?
NPPES lists Massachusetts license number 42591, 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 Lynn Li, M.D. prescribe under Medicare Part D?
In 2024, Lynn Li, M.D. had 12 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.