Ratnasabapathy Sivasekaran, MD
NPI 1114954476 · Internal Medicine Physician · Ocala, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ratnasabapathy Sivasekaran, MD is a Internal Medicine Physician provider in Ocala, FL (NPI 1114954476).
Provider details
- NPI number
- 1114954476
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME90344 (FL)
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
23,299 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 2,920 | $116 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 1,372 | $169 |
| Apolipoprotein Level82172 | 981 | $21 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 962 | $111 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 886 | $123 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 758 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 215 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 716 | 94 |
| Atorvastatin Calcium | 580 | 155 |
| Gabapentin | 509 | 131 |
| Levothyroxine Sodium | 473 | 116 |
| Alprazolam | 405 | 53 |
| Furosemide | 389 | 105 |
| Apixabanbrand: Eliquis |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$115 across 5 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
- 2006-06-26
- Last updated
- 2010-03-24
Frequently asked questions
- What is Ratnasabapathy Sivasekaran's NPI number?
- Ratnasabapathy Sivasekaran's National Provider Identifier (NPI) is 1114954476, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ratnasabapathy Sivasekaran's specialty?
- Ratnasabapathy Sivasekaran is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ratnasabapathy Sivasekaran located?
- Ratnasabapathy Sivasekaran's practice location on file with NPPES is 2845 Se 3rd Court, Ocala, FL 34471.
- What is Ratnasabapathy Sivasekaran's phone number?
- The practice phone number listed in the NPPES registry for Ratnasabapathy Sivasekaran is (352) 369-5300.
- Does Ratnasabapathy Sivasekaran accept Medicare?
- Ratnasabapathy Sivasekaran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ratnasabapathy Sivasekaran's NPI active?
- Yes — Ratnasabapathy Sivasekaran's NPI (1114954476) is active in the NPPES registry as of the last update on 2010-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.