Maria C. Kim, MD
Internal Medicine Physician · Worcester, MA
Maria C. Kim, MD is an internal medicine physician with a practice address in Worcester, Massachusetts, and NPI 1366459588, issued on Aug 1, 2006. Check the license (Massachusetts 151926, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Maria C. Kim
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 151926 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Lake Ave N, Worcester, MA 01655
- Phone
- (508) 334-1443
- Enumerated
- Aug 1, 2006
- Record last updated
- Jun 7, 2024
- Fax
- (508) 334-1448
- Medicare enrollment
- Enrolled (PECOS I20040728000969); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 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 Maria C. Kim in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 151926Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
33 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Divalproex Sodium24 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): 94.2 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
- Masstex Imaging, LLCDanvers, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria C. Kim among 6,825 internal medicine physician records in Massachusetts
Maria C. Kim, MD 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 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1993 · median 2004 among the 4,103 with a school on file
- Record last updated2024 · 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 Maria C. Kim, MD's NPI number?
Maria C. Kim, MD's National Provider Identifier (NPI) is 1366459588, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maria C. Kim, MD located?
The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (508) 334-1443. Providers update this record themselves, so call before visiting.
How can I verify Maria C. Kim, MD's license?
NPPES lists Massachusetts license number 151926, 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 Maria C. Kim, MD prescribe under Medicare Part D?
In 2024, Maria C. Kim, MD had 33 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Maria C. Kim, MD's MIPS final score?
The 2023 MIPS final score is 94.2 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.