Registry data as of Aug 27, 2026

Sarah Kokko, MD

Internal Medicine Physician · Lyme, NH

Sarah Kokko, MD is an internal medicine physician with a practice address in Lyme, New Hampshire, and NPI 1619233103, issued on Apr 9, 2012. Check the license (New Hampshire 17065, 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
1619233103
Name
Sarah Kokko
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
17065 NH
Self-reported in NPPES; status is on the state search
Practice location
204 Dartmouth College Hwy, Lyme, NH 03768
Phone
(603) 650-1088
Enumerated
Apr 9, 2012
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. Kenton Powell, M.D.Internal Medicine Physician1790808517
  4. Rebekah Sexton, PA-CPhysician Assistant1982953188

Verify Sarah Kokko 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 17065
    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.

99% fewer Medicare Part D claims than the average internal medicine physician in 2024

23 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Sarah Kokko23
  2. Specialty average2,785

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.

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 Sarah Kokko, MD's NPI number?

Sarah Kokko, MD's National Provider Identifier (NPI) is 1619233103, issued on Apr 9, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Sarah Kokko, MD located?

The NPPES record lists a practice address at 204 Dartmouth College Hwy, Lyme, NH, 03768. Phone: (603) 650-1088. Providers update this record themselves, so call before visiting.

How can I verify Sarah Kokko, MD's license?

NPPES lists New Hampshire license number 17065, 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 Sarah Kokko, MD prescribe under Medicare Part D?

In 2024, Sarah Kokko, MD had 23 Medicare Part D claims; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

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.