Stuart D. Lewis, M.D.
Geriatric Medicine (Internal Medicine) Physician · Lebanon, NH
Stuart D. Lewis, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Lebanon, New Hampshire, and NPI 1023158268, issued on Feb 7, 2007. Check the license (New Hampshire 21459, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Stuart D. Lewis
- Credential
- M.D.
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License numbers
- 21459 NH
EL05710 NH
180323 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1 Medical Center Dr, Lebanon, NH 03756
- Phone
- (603) 653-9500
- Enumerated
- Feb 7, 2007
- Record last updated
- Dec 12, 2025
- Fax
- (603) 640-1228
- Medicare enrollment
- Enrolled (PECOS I20210405000247); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1988
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 28 in New Hampshire → Look up another NPI →
Also registered at 1 Medical Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria Abbate, NPFamily Nurse Practitioner1669683637
- McCall Abbott, APRNFamily Nurse Practitioner1396292454
- Lauren AbbuhlStudent in an Organized Health Care Education/Training Program1760322986
- William Abdu, M.D.Orthopaedic Surgery of the Spine Physician1134162324
- Iryna Aberkorn, MDFamily Medicine Physician1780846071
- Majd Aboul Hosn, MDStudent in an Organized Health Care Education/Training Program1932901949
Verify Stuart D. Lewis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 21459Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% more Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
5,246 Medicare Part D claims for 318 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 59 claims were for opioids.
Most prescribed
- Atorvastatin Calcium298 claims
- Levothyroxine Sodium269 claims
- Eliquis211 claims
- Furosemide198 claims
- Warfarin Sodium185 claims
- Amlodipine Besylate184 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 practice group's MIPS final score for 2023 (Medicare payment program): 69.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
2 hospitals and group practices
- Mary Hitchcock Memorial HospitalLebanon, NH · Acute Care Hospitals3 of 5 stars
- Dartmouth-Hitchcock ClinicWindsor, VT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Stuart D. Lewis among 28 geriatric medicine (internal medicine) physician records in New Hampshire
Stuart D. Lewis, M.D. is one of 28 geriatric medicine (internal medicine) physician records with a practice address in New Hampshire. 68% 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 57% of them.
- NPI issued2007 · 57% of these records are older, 25% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1988 · median 1996 among the 16 with a school on file
- Record last updated2025 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in New Hampshire
There are 28 geriatric medicine (internal medicine) physician records in New Hampshire.
All 28 in New Hampshire → Every provider in Lebanon → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Serena Chao, M.D.Lebanon, NH 037561053375840
- Rebecca Crow, D.O.Lebanon, NH 037561245597442
- Kenneth Dolkart, M.D.Lebanon, NH 037561295832616
- Julie Fago, M.D.Lebanon, NH 037561821114539
- Suseela Kumar, MDLebanon, NH 037561508904939
- Elizabeth Mann, MD, MPHLebanon, NH 037561538459367
- Diane Palac, MDLebanon, NH 037561629006069
- Youcef Sennour, MDLebanon, NH 037561053369280
Common questions
What is Stuart D. Lewis, M.D.'s NPI number?
Stuart D. Lewis, M.D.'s National Provider Identifier (NPI) is 1023158268, issued on Feb 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Stuart D. Lewis, M.D. located?
The NPPES record lists a practice address at 1 Medical Center Dr, Lebanon, NH, 03756. Phone: (603) 653-9500. Providers update this record themselves, so call before visiting.
How can I verify Stuart D. Lewis, M.D.'s license?
NPPES lists New Hampshire license number 21459, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Stuart D. Lewis, M.D. prescribe under Medicare Part D?
In 2024, Stuart D. Lewis, M.D. had 5,246 Medicare Part D claims for 318 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Stuart D. Lewis, M.D.'s MIPS final score?
The 2023 MIPS final score is 69.4 of 100, reported for the practice group. 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.