Lester Mietkiewicz, MD
Internal Medicine Physician · Worcester, MA
Lester Mietkiewicz, MD is an internal medicine physician with a practice address in Worcester, Massachusetts, and NPI 1285609479, issued on Feb 21, 2006. Check the license (Massachusetts 49809, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Lester Mietkiewicz
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 49809 MA
Self-reported in NPPES; status is on the state search - Practice location
- 367 Plantation St, Worcester, MA 01605
- Phone
- (508) 334-1448
- Enumerated
- Feb 21, 2006
- Entity
- Type 1 · individual
Also registered at 367 Plantation St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Demosthenes Agiomavritis, M.D.Internal Medicine Physician1386850691
- Robert Babineau, M.D.Family Medicine Physician1972542967
- Gerald Chase, M.D.Internal Medicine Physician1720061468
- William Corbett, M.D.Internal Medicine Physician1033192778
- Seth Curtis, MDFamily Medicine Physician1245572072
- Danielle Hebert, NPNurse Practitioner1477740264
Verify Lester Mietkiewicz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 49809Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
328 Medicare Part D claims for 111 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Atorvastatin Calcium30 claims
- Amlodipine Besylate18 claims
- Gabapentin18 claims
- Amoxicillin-Clavulanate Potass15 claims
- Escitalopram Oxalate14 claims
- Aripiprazole13 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.
513 internal medicine physician records list a Worcester practice address
They are 513 of the 13,166 NPPES records with a Worcester practice address, and 7,865 internal medicine physician records in Massachusetts.
All 513 in Worcester → All 7,865 in Massachusetts → Every provider in Worcester →
Other internal medicine physician records in Massachusetts
- Nawal Aamir, MDWorcester, MA1588248926
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- Nooshin Abbasi, MD MPHNewton, MA1831888353
- Lauren Abbate, MDBoston, MA1922099621
- Bassima Abdallah, MDBoston, MA1912327305
- Samah Abdallah, MDBrighton, MA1730814971
- Omar Abdel-Wahab, M.D.Boston, MA1023042777
- Salah Abdelgadir, MDBoston, MA1891280954
- Mahmoud Abdelghany, M.D.Springfield, MA1134479629
- Mohab AbdelhalimBoston, MA1871388496
Common questions
What is Lester Mietkiewicz, MD's NPI number?
Lester Mietkiewicz, MD's National Provider Identifier (NPI) is 1285609479, issued on Feb 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lester Mietkiewicz, MD located?
The NPPES record lists a practice address at 367 Plantation St, Worcester, MA, 01605. Phone: (508) 334-1448. Providers update this record themselves, so call before visiting.
How can I verify Lester Mietkiewicz, MD's license?
NPPES lists Massachusetts license number 49809, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Lester Mietkiewicz, MD prescribe under Medicare Part D?
In 2024, Lester Mietkiewicz, MD had 328 Medicare Part D claims for 111 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.