Rekha Sundar, M.D.
Internal Medicine Physician · Chelmsford, MA
Rekha Sundar, M.D. is an internal medicine physician with a practice address in Chelmsford, Massachusetts, and NPI 1356308597, issued on May 1, 2006. Check the license (Massachusetts 209379, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Rekha Sundar
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 209379 MA
Self-reported in NPPES; status is on the state search - Practice location
- 3 Meeting House RD, Chelmsford, MA 01824
- Phone
- (978) 323-2826
- Enumerated
- May 1, 2006
- Record last updated
- Mar 30, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (978) 323-2828
- Medicaid ID
- 0155101 MA
- Medicare enrollment
- Enrolled (PECOS I20050815000301); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 3 Meeting House RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Katherine Lambert, ACSW LICSW CCATODClinical Social Worker1487742821
Verify Rekha Sundar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 209379Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% more Medicare Part D claims than the average internal medicine physician in 2024
4,740 Medicare Part D claims for 291 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 195 claims were for opioids.
Most prescribed
- Atorvastatin Calcium376 claims
- Lisinopril236 claims
- Amlodipine Besylate234 claims
- Levothyroxine Sodium161 claims
- Losartan Potassium128 claims
- Metformin Hcl Er126 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.
Bills Medicare through one group practice
- Lgh Medical Group, Inc.Chelmsford, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rekha Sundar among 6,825 internal medicine physician records in Massachusetts
Rekha Sundar, 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 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
- Graduated1990 · median 2004 among the 4,103 with a school on file
- Record last updated2017 · 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).
34 internal medicine physician records list a practice address in Chelmsford
They are 34 of the 937 NPPES records with a practice address in Chelmsford, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Chelmsford → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Shamim Dahod, M.D.Chelmsford, MA 018241710971379
- Karen Dasilva, M.D.Chelmsford, MA 018241851364889
- Richard Deamicis, M.D.Chelmsford, MA 018241801865233
- Milton Drake, M.D.Chelmsford, MA 018241750354700
- Damian FolchChelmsford, MA 018241225002066
- Jorge Gonzalez, M.D.Chelmsford, MA 018241821081209
- Raj Gupta, M.D.Chelmsford, MA 018241346215605
- Wen Yee Lee, M.D.Chelmsford, MA 018241396701777
Common questions
What is Rekha Sundar, M.D.'s NPI number?
Rekha Sundar, M.D.'s National Provider Identifier (NPI) is 1356308597, issued on May 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rekha Sundar, M.D. located?
The NPPES record lists a practice address at 3 Meeting House RD, Chelmsford, MA, 01824. Phone: (978) 323-2826. Providers update this record themselves, so call before visiting.
How can I verify Rekha Sundar, M.D.'s license?
NPPES lists Massachusetts license number 209379, 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 Rekha Sundar, M.D. prescribe under Medicare Part D?
In 2024, Rekha Sundar, M.D. had 4,740 Medicare Part D claims for 291 beneficiaries; 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.