Tanvi Nandani Tarun, M.D.
NPI 1811375579 · Nephrology Physician · Port Jefferson Station, NY
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tanvi Nandani Tarun, M.D. is a Nephrology Physician provider in Port Jefferson Station, NY (NPI 1811375579).
Provider details
- NPI number
- 1811375579
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- TRN21200 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
11 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
636 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 | 184 | $83 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 163 | $111 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 94 | $72 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 46 | $159 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 37 | $320 |
| Home Dialysis Services Per Month (20 Years Or Older)90966 |
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 |
|---|---|---|
| Allopurinol | 78 | 23 |
| Furosemide | 71 | 20 |
| Doxazosin Mesylate | 61 | 16 |
| Lisinopril | 59 | 15 |
| Dapagliflozin Propanediolbrand: Farxiga | 57 | 12 |
| Amlodipine Besylate | 50 | 18 |
| Losartan Potassium | 44 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$316 across 17 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
- 2015-05-14
- Last updated
- 2025-02-04
- Certified
- 2025-02-04
Frequently asked questions
- What is Tanvi Nandani Tarun's NPI number?
- Tanvi Nandani Tarun's National Provider Identifier (NPI) is 1811375579, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tanvi Nandani Tarun's specialty?
- Tanvi Nandani Tarun is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Tanvi Nandani Tarun located?
- Tanvi Nandani Tarun's practice location on file with NPPES is 815 Hallock Ave, Port Jefferson Station, NY 11776-1244.
- What is Tanvi Nandani Tarun's phone number?
- The practice phone number listed in the NPPES registry for Tanvi Nandani Tarun is (631) 828-3036.
- Does Tanvi Nandani Tarun accept Medicare?
- Tanvi Nandani Tarun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tanvi Nandani Tarun's NPI active?
- Yes — Tanvi Nandani Tarun's NPI (1811375579) is active in the NPPES registry as of the last update on 2025-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.