Linda L. Lewallen, MD
Internal Medicine Physician · Methuen, MA
Linda L. Lewallen, MD is an internal medicine physician with a practice address in Methuen, Massachusetts, and NPI 1437224201, issued on Nov 21, 2006. Check the license (Massachusetts PHY101196, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Linda L. Lewallen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- PHY101196 MA
042.0040021 VT
ME71869 FL
MD442591 PA
Self-reported in NPPES; status is on the state search - Practice location
- 70 East St, Methuen, MA 01844
- Phone
- (941) 315-2217
- Enumerated
- Nov 21, 2006
- Record last updated
- Apr 9, 2026
- Medicaid ID
- 2782758-00 FL
- Medicare enrollment
- Enrolled (PECOS I20260415003101); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Linda L. Lewallen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license PHY101196Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
53 Medicare Part D claims for 18 beneficiaries, 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.
Bills Medicare through 3 group practices
- Musc Community PhysiciansOrangeburg, SC
- Springfield Hospital Inc.Springfield, VT
- St. Joseph's Hospital And Health CenterDickinson, ND
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Linda L. Lewallen among 6,825 internal medicine physician records in Massachusetts
Linda L. Lewallen, 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
- Graduated1990 · median 2004 among the 4,103 with a school on file
- Record last updated2026 · 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).
15 internal medicine physician records list a practice address in Methuen
They are 15 of the 881 NPPES records with a practice address in Methuen, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Methuen → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Tricia Allman, MDMethuen, MA 018441720081466
- Jamshed Anvari, M.D.Methuen, MA 018441821124405
- Emma Babayan, MDMethuen, MA 018441861460016
- Peter Choo, M.D.Methuen, MA 018441346277886
- Sharda Kaul, M.D.Methuen, MA 018441427068097
- Leo Lane, D.O.Methuen, MA 018441770570426
- Samuel Maghuyop, MDMethuen, MA 018441265648810
- Rameshwar Reddy, M.D.Methuen, MA 018441366406472
Common questions
What is Linda L. Lewallen, MD's NPI number?
Linda L. Lewallen, MD's National Provider Identifier (NPI) is 1437224201, issued on Nov 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Linda L. Lewallen, MD located?
The NPPES record lists a practice address at 70 East St, Methuen, MA, 01844. Phone: (941) 315-2217. Providers update this record themselves, so call before visiting.
How can I verify Linda L. Lewallen, MD's license?
NPPES lists Massachusetts license number PHY101196, 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 Linda L. Lewallen, MD prescribe under Medicare Part D?
In 2024, Linda L. Lewallen, MD had 53 Medicare Part D claims for 18 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.