Ramalingam Ratnasabapathy, MD
NPI 1144220781 · Hematology & Oncology Physician · Henderson, NV
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ramalingam Ratnasabapathy, MD is a Hematology & Oncology Physician provider in Henderson, NV (NPI 1144220781).
Provider details
- NPI number
- 1144220781
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 8620 (NV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
8,653 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,271 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 1,128 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,122 | $131 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,059 | $9 |
| 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 | 772 | $17 |
| Injection of Additional New Drug Or Substance Into Vein |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 67 | 18 |
| Letrozole | 55 | 14 |
| Levofloxacin | 52 | 24 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 51 | 11 |
| Gabapentin | 45 | 14 |
| Ondansetron Hcl | 44 | 22 |
| Hydroxyurea | 39 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,860 across 234 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-26
- Last updated
- 2024-03-21
- Certified
- 2024-03-21
Frequently asked questions
- What is Ramalingam Ratnasabapathy's NPI number?
- Ramalingam Ratnasabapathy's National Provider Identifier (NPI) is 1144220781, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ramalingam Ratnasabapathy's specialty?
- Ramalingam Ratnasabapathy is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ramalingam Ratnasabapathy located?
- Ramalingam Ratnasabapathy's practice location on file with NPPES is 2460 W Horizon Ridge Pkwy, Henderson, NV 89052-2648.
- What is Ramalingam Ratnasabapathy's phone number?
- The practice phone number listed in the NPPES registry for Ramalingam Ratnasabapathy is (702) 822-2000.
- Does Ramalingam Ratnasabapathy accept Medicare?
- Ramalingam Ratnasabapathy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ramalingam Ratnasabapathy's NPI active?
- Yes — Ramalingam Ratnasabapathy's NPI (1144220781) is active in the NPPES registry as of the last update on 2024-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.