Lakshmi Narayan N. Shanmugham, M.D
Radiation Oncology Physician · Worcester, MA
Lakshmi Narayan N. Shanmugham, M.D is a radiation oncology physician with a practice address in Worcester, Massachusetts, and NPI 1689723843, issued on Jan 9, 2007. Check the license (Massachusetts 232043, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Lakshmi Narayan N. Shanmugham
- Credential
- M.D
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- 232043 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Eaton PL Ste 100, Worcester, MA 01608
- Phone
- (508) 363-7100
- Enumerated
- Jan 9, 2007
- Record last updated
- Apr 22, 2025
- Fax
- (508) 363-7170
- Medicaid ID
- 110076073A MA
- Medicare enrollment
- Enrolled (PECOS I20071010000571); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 241 in Massachusetts → Look up another NPI →
Also registered at 1 Eaton PL Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Brenner, MDDiagnostic Radiology Physician1902873409
Verify Lakshmi Narayan N. Shanmugham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 232043Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average radiation oncology physician in 2024
83 Medicare Part D claims for 32 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Tamsulosin Hcl17 claims
- Dexamethasone14 claims
- Famotidine13 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).
Industry payments in 2024: $224.95
4 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 3,275 providers of this specialty with any payment received $1,897.85 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
- Saint Vincent Physician Services IncWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lakshmi Narayan N. Shanmugham among 241 radiation oncology physician records in Massachusetts
Lakshmi Narayan N. Shanmugham, M.D is one of 241 radiation oncology physician records with a practice address in Massachusetts. 77% 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 41% of them.
- NPI issued2007 · 41% of these records are older, 49% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1998 · median 2006 among the 172 with a school on file
- Record last updated2025 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Massachusetts
There are 241 radiation oncology physician records in Massachusetts.
All 241 in Massachusetts → Every provider in Worcester → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Alexander ChiWorcester, MA 016051366604217
- David Harris, MDWorcester, MA 016051255865796
- Gavin Jones, MDWorcester, MA 016051427542919
- Sheida Mani, MDWorcester, MA 016051154319150
- Shelagh McCauley, M.D.Worcester, MA 016051093797417
- Mary McGunigal, M.D.Worcester, MA 016051811421266
- Elena Nedea, MDWorcester, MA 016051780666701
- Won Tak, M.D.Worcester, MA 016051598897472
Common questions
What is Lakshmi Narayan N. Shanmugham, M.D's NPI number?
Lakshmi Narayan N. Shanmugham, M.D's National Provider Identifier (NPI) is 1689723843, issued on Jan 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Lakshmi Narayan N. Shanmugham, M.D located?
The NPPES record lists a practice address at 1 Eaton PL Ste 100, Worcester, MA, 01608. Phone: (508) 363-7100. Providers update this record themselves, so call before visiting.
How can I verify Lakshmi Narayan N. Shanmugham, M.D's license?
NPPES lists Massachusetts license number 232043, 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 Lakshmi Narayan N. Shanmugham, M.D prescribe under Medicare Part D?
In 2024, Lakshmi Narayan N. Shanmugham, M.D had 83 Medicare Part D claims for 32 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Lakshmi Narayan N. Shanmugham, M.D'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.