Registry data as of Aug 27, 2026

Kenton Powell, M.D.

Internal Medicine Physician · Lyme, NH

Kenton Powell, M.D. is an internal medicine physician with a practice address in Lyme, New Hampshire, and NPI 1790808517, issued on Apr 8, 2007. Check the license (New Hampshire 14566, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1790808517
Name
Kenton Powell
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
14566 NH
042-0012689 VT
Self-reported in NPPES; status is on the state search
Practice location
204 Dartmouth College Hwy, Lyme, NH 03768
Phone
(603) 650-1070
Enumerated
Apr 8, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 204 Dartmouth College Hwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sarah Blanchard, PAPhysician Assistant1346657764
  2. Claudiu-Gily Ionescu-Tajti, M.D.Internal Medicine Physician1265559553
  3. Sarah Kokko, MDInternal Medicine Physician1619233103
  4. Rebekah Sexton, PA-CPhysician Assistant1982953188

Verify Kenton Powell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Hampshire Board of Medicine
    Search for license 14566
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the New Hampshire license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

31% more Medicare Part D claims than the average internal medicine physician in 2024

3,637 Medicare Part D claims for 341 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 69 claims were for opioids.

  1. Kenton Powell3,637
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium273 claims
  2. Lisinopril185 claims
  3. Amlodipine Besylate157 claims
  4. Levothyroxine Sodium142 claims
  5. Omeprazole131 claims
  6. Metoprolol Succinate123 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 Medicare quality score for 2023: 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.

  1. Qualityout of 100 · 30% of the final score55.6
  2. Costout of 100 · 30%42.4
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital or facility affiliation

  1. Mary Hitchcock Memorial HospitalLebanon, NH · Acute Care Hospitals3 of 5 stars

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

3 internal medicine physician records list a Lyme practice address

They are 3 of the 21 NPPES records with a Lyme practice address, and 779 internal medicine physician records in New Hampshire.

Other internal medicine physician records in New Hampshire

  1. Lauren Abbott, MDPortsmouth, NH1619597234
  2. Cherif Abdelmalek, M.D.Nashua, NH1922396753
  3. Champa Abeysinghe, M.D.New London, NH1629257134
  4. Suzanne Abkowitz, MDNorth Conway, NH1811906506
  5. Arthur Ablayev, MDConcord, NH1598178881
  6. Indira AcharyaLebanon, NH1407428600
  7. Philip Adamo, MDLebanon, NH1437106838
  8. Lisa Adams, MDLebanon, NH1912225186
  9. Muhammad Afzal, M.D.Lebanon, NH1982983821
  10. Ojobumijo Agbaji, MDLaconia, NH1689195042

Common questions

What is Kenton Powell, M.D.'s NPI number?

Kenton Powell, M.D.'s National Provider Identifier (NPI) is 1790808517, issued on Apr 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Kenton Powell, M.D. located?

The NPPES record lists a practice address at 204 Dartmouth College Hwy, Lyme, NH, 03768. Phone: (603) 650-1070. Providers update this record themselves, so call before visiting.

How can I verify Kenton Powell, M.D.'s license?

NPPES lists New Hampshire license number 14566, 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 Kenton Powell, M.D. prescribe under Medicare Part D?

In 2024, Kenton Powell, M.D. had 3,637 Medicare Part D claims for 341 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Kenton Powell, M.D.'s Medicare quality 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), 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.