Niranjan Gunasekaran, D.O.
NPI 1598108185 · Nephrology Physician · Bethpage, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Niranjan Gunasekaran, D.O. is a Nephrology Physician provider in Bethpage, NY (NPI 1598108185).
Provider details
- NPI number
- 1598108185
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- OS14133 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,543 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 35 Minutes99232 | 1,591 | $81 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 599 | $122 |
| 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 | 592 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 465 | $136 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 317 | $179 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Calcitriol | 316 | 90 |
| Losartan Potassium | 152 | 44 |
| Allopurinol | 137 | 40 |
| Dapagliflozin Propanediolbrand: Farxiga | 123 | 44 |
| Furosemide | 110 | 34 |
| Hydralazine Hcl | 88 | 23 |
| Amlodipine Besylate | 84 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$993 across 37 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
Additional practice locations (1)
- 2001 W 68th StGme OfficeHialeah, FL 33016Phone: (305) 823-5000
Registry dates
- Enumerated
- 2013-04-12
- Last updated
- 2020-01-14
- Certified
- 2020-01-14
Frequently asked questions
- What is Niranjan Gunasekaran's NPI number?
- Niranjan Gunasekaran's National Provider Identifier (NPI) is 1598108185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Niranjan Gunasekaran's specialty?
- Niranjan Gunasekaran is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Niranjan Gunasekaran located?
- Niranjan Gunasekaran's practice location on file with NPPES is 4250 Hempstead Tpke Ste 17, Bethpage, NY 11714-5707.
- What is Niranjan Gunasekaran's phone number?
- The practice phone number listed in the NPPES registry for Niranjan Gunasekaran is (516) 735-5522.
- Does Niranjan Gunasekaran accept Medicare?
- Niranjan Gunasekaran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Niranjan Gunasekaran's NPI active?
- Yes — Niranjan Gunasekaran's NPI (1598108185) is active in the NPPES registry as of the last update on 2020-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.