NPPES file of Aug 9, 2026

Melanie Sharon Kelton, M.D.

Internal Medicine Physician · Old Greenwich, CT

Melanie Sharon Kelton, M.D. is an internal medicine physician with a practice address in Old Greenwich, Connecticut, and NPI 1083918577, issued on Dec 27, 2010. Check the license (Connecticut 049411, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083918577
Name
Melanie Sharon Kelton
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
049411 CT
186774 NY
Self-reported in NPPES; status is on the state search
Practice location
8 W End Ave, Old Greenwich, CT 06870
Phone
(203) 637-5400
Enumerated
Dec 27, 2010
Record last updated
Feb 1, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110427000828); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 1990
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 8 W End Ave

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

  1. Kimberly Asante, MDPediatrics Physician1952896599
  2. Therese Bernstein, APRNPediatric Nurse Practitioner1033459334
  3. Alison Cass, M.D.Pediatrics Physician1942373113
  4. Jessica EpsteinPediatrics Physician1902260755
  5. Amy Kappelman, M.D.Pediatrics Physician1275733651
  6. Natasha Khosla, M.D.Pediatrics Physician1689747842

Verify Melanie Sharon Kelton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 049411
    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 Connecticut 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.

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60% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,283 Medicare Part D claims for 197 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Melanie Kelton1,283
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium165 claims
  2. Levothyroxine Sodium79 claims
  3. Rosuvastatin Calcium77 claims
  4. Losartan Potassium72 claims
  5. Amlodipine Besylate55 claims
  6. Metformin Hcl38 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.

Industry payments in 2024: $80.52

4 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Melanie Kelton$80.52
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Old Greenwich Medical Group LLCOld Greenwich, CT
  2. Rebecca Warkol MD LLCOld Greenwich, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Melanie Sharon Kelton among 2,623 internal medicine physician records in Connecticut

Melanie Sharon Kelton, M.D. is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 62% of them.

  • NPI issued2010 · 62% of these records are older, 36% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1990 · median 2004 among the 1,646 with a school on file
  • Record last updated2011 · 61% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 internal medicine physician records list a practice address in Old Greenwich

They are 6 of the 161 NPPES records with a practice address in Old Greenwich, and 2,623 internal medicine physician records in Connecticut.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Craig Olin, MDOld Greenwich, CT 068701588776173
  2. Jayne Pincus, M.D.Old Greenwich, CT 068701922166529
  3. Burton Rubin, M.D.Old Greenwich, CT 068701134105414
  4. Edra Stern, MDOld Greenwich, CT 068701164624557
  5. Rebecca Warkol, MDOld Greenwich, CT 068701184820110
  6. Mark Anderson, M.D.Ridgefield, CT 068771679640866
  7. Lauren Bumby, M.D.Ridgefield, CT 068771407909302
  8. Jay D'Orso, MDRidgefield, CT 068771578571121

Common questions

What is Melanie Sharon Kelton, M.D.'s NPI number?

Melanie Sharon Kelton, M.D.'s National Provider Identifier (NPI) is 1083918577, issued on Dec 27, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Melanie Sharon Kelton, M.D. located?

The NPPES record lists a practice address at 8 W End Ave, Old Greenwich, CT, 06870. Phone: (203) 637-5400. Providers update this record themselves, so call before visiting.

How can I verify Melanie Sharon Kelton, M.D.'s license?

NPPES lists Connecticut license number 049411, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Melanie Sharon Kelton, M.D. prescribe under Medicare Part D?

In 2024, Melanie Sharon Kelton, M.D. had 1,283 Medicare Part D claims for 197 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.