Sendhilnathan Ramalingam, M.D.
NPI 1164818126 · Medical Oncology Physician · Durham, NC
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sendhilnathan Ramalingam, M.D. is a Medical Oncology Physician provider in Durham, NC (NPI 1164818126).
Provider details
- NPI number
- 1164818126
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2018-00812 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,496 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 1,004 | $15 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 739 | $135 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 328 | $90 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 195 | $111 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 79 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acyclovir | 455 | 112 |
| Lenalidomide | 244 | 39 |
| Apixabanbrand: Eliquis | 126 | 26 |
| Prednisone | 109 | 34 |
| Lenalidomidebrand: Revlimid | 108 | 34 |
| Pantoprazole Sodium | 101 | 39 |
| Gabapentin | 91 | 26 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-07
- Last updated
- 2021-07-27
- Certified
- 2021-07-27
Frequently asked questions
- What is Sendhilnathan Ramalingam's NPI number?
- Sendhilnathan Ramalingam's National Provider Identifier (NPI) is 1164818126, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sendhilnathan Ramalingam's specialty?
- Sendhilnathan Ramalingam is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sendhilnathan Ramalingam located?
- Sendhilnathan Ramalingam's practice location on file with NPPES is 2301 Erwin Rd, Durham, NC 27705-4699.
- What is Sendhilnathan Ramalingam's phone number?
- The practice phone number listed in the NPPES registry for Sendhilnathan Ramalingam is (919) 684-8111.
- Does Sendhilnathan Ramalingam accept Medicare?
- Sendhilnathan Ramalingam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sendhilnathan Ramalingam's NPI active?
- Yes — Sendhilnathan Ramalingam's NPI (1164818126) is active in the NPPES registry as of the last update on 2021-07-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.