Sivaram Rajan, MD
NPI 1861783409 · Family Medicine Physician · Land O Lakes, FL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sivaram Rajan, MD is a Family Medicine Physician provider in Land O Lakes, FL (NPI 1861783409).
Provider details
- NPI number
- 1861783409
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME120853 (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
15 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
754 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 446 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 105 | $88 |
| Administration of Influenza Virus VaccineG0008 | 58 | $32 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 52 | $123 |
| Advance Care Planning, First 30 Minutes99497 | 30 | $80 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 124 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 372 | 109 |
| Levothyroxine Sodium | 275 | 75 |
| Lisinopril | 207 | 58 |
| Metformin Hcl | 202 | 60 |
| Montelukast Sodium | 166 | 52 |
| Rosuvastatin Calcium | 165 | 49 |
| Hydrochlorothiazide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$104 across 2 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
- 2011-05-01
- Last updated
- 2021-08-30
- Certified
- 2021-08-30
Frequently asked questions
- What is Sivaram Rajan's NPI number?
- Sivaram Rajan's National Provider Identifier (NPI) is 1861783409, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sivaram Rajan's specialty?
- Sivaram Rajan is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sivaram Rajan located?
- Sivaram Rajan's practice location on file with NPPES is 2100 Via Bella Blvd, Land O Lakes, FL 34639-5429.
- What is Sivaram Rajan's phone number?
- The practice phone number listed in the NPPES registry for Sivaram Rajan is (813) 712-5718.
- Does Sivaram Rajan accept Medicare?
- Sivaram Rajan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sivaram Rajan's NPI active?
- Yes — Sivaram Rajan's NPI (1861783409) is active in the NPPES registry as of the last update on 2021-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.