NPPES file of Aug 9, 2026

Sendhilnathan Ramalingam, M.D.

Medical Oncology Physician · Durham, NC

Sendhilnathan Ramalingam, M.D. is a medical oncology physician with a practice address in Durham, North Carolina, and NPI 1164818126, issued on Apr 7, 2015. Check the license (North Carolina 2018-00812, as entered in NPPES) on the North Carolina Medical 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
1164818126
Name
Sendhilnathan Ramalingam
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
2018-00812 NC
Self-reported in NPPES; status is on the state search
Practice location
2301 Erwin RD, Durham, NC 27705
Phone
(919) 684-8111
Enumerated
Apr 7, 2015
Record last updated
Jul 27, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210827001262); accepts Medicare assignment
Medical or professional school
Duke University School Of Medicine, 2015
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 2301 Erwin RD

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

  1. Emily AaronsStudent in an Organized Health Care Education/Training Program1659011666
  2. Bijan AbarStudent in an Organized Health Care Education/Training Program1043014335
  3. Hiwot Abate, MDStudent in an Organized Health Care Education/Training Program1376293910
  4. Fawaz Abdulaziz M Alenezi, MDAdvanced Heart Failure and Transplant Cardiology Physician1487268512
  5. Jawan Abdulrahim, MDStudent in an Organized Health Care Education/Training Program1124656673
  6. Audrey AbendStudent in an Organized Health Care Education/Training Program1275337669

Verify Sendhilnathan Ramalingam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 2018-00812
    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 North Carolina license search

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4.2 times the Medicare Part D claims of the average medical oncology physician in 2024

2,958 Medicare Part D claims for 269 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. 62 claims were for opioids.

  1. Sendhilnathan Ramalingam2,958
  2. Specialty average703

Most prescribed

  1. Acyclovir455 claims
  2. Lenalidomide244 claims
  3. Eliquis126 claims
  4. Prednisone109 claims
  5. Revlimid108 claims
  6. Pantoprazole Sodium101 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.

Bills Medicare through one group practice

  1. Duke Health Integrated Practice IncDurham, NC

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

Medical Oncology Physician providers in North Carolina

There are 191 medical oncology physician records in North Carolina.

Other medical oncology physician records in North Carolina

  1. Amy Abernethy, M.D.Durham, NC1962598094
  2. Sonia Abuzakhm, MDCharlotte, NC1659571065
  3. Charles Agbemabiese, M.D.Thomasville, NC1518971852
  4. Neeraj Agrawal, MDRaleigh, NC1336189174
  5. Laura AlderDurham, NC1932633617
  6. Jeffrey Aldrich, MDChapel Hill, NC1629432927
  7. Asim Amin, MDCharlotte, NC1518965607
  8. Carey Anders, M.D.Chapel Hill, NC1073786893
  9. Andrew Armstrong, MDDurham, NC1528160199
  10. Swetha Arshanapally, M.D.Salisbury, NC1720222094

Common questions

What is Sendhilnathan Ramalingam, M.D.'s NPI number?

Sendhilnathan Ramalingam, M.D.'s National Provider Identifier (NPI) is 1164818126, issued on Apr 7, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Sendhilnathan Ramalingam, M.D. located?

The NPPES record lists a practice address at 2301 Erwin RD, Durham, NC, 27705. Phone: (919) 684-8111. Providers update this record themselves, so call before visiting.

How can I verify Sendhilnathan Ramalingam, M.D.'s license?

NPPES lists North Carolina license number 2018-00812, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sendhilnathan Ramalingam, M.D. prescribe under Medicare Part D?

In 2024, Sendhilnathan Ramalingam, M.D. had 2,958 Medicare Part D claims for 269 beneficiaries; the average among medical oncology physician prescribers was 703. 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.