Tonusri Nag, DO
NPI 1235587551 · Interventional Cardiology Physician · Deland, FL
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tonusri Nag, DO is a Interventional Cardiology Physician provider in Deland, FL (NPI 1235587551).
Provider details
- NPI number
- 1235587551
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- OS18925 (FL)
Specialties & taxonomies
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
10 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
1,106 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 217 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 180 | $129 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 111 | $125 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 96 | $67 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 90 | $8 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 38 | 23 |
| Metoprolol Tartrate | 34 | 22 |
| Ezetimibe | 32 | 21 |
| Rosuvastatin Calcium | 27 | 16 |
| Amlodipine Besylate | 21 | 15 |
| Metoprolol Succinate | 18 | 14 |
| Carvedilol | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$266 across 13 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)
- 1565 Saxon Blvd Ste 201Deltona, FL 32725-5836Phone: (386) 532-1232Fax: (386) 532-3090
Registry dates
- Enumerated
- 2016-05-26
- Last updated
- 2025-12-22
- Certified
- 2025-12-22
Frequently asked questions
- What is Tonusri Nag's NPI number?
- Tonusri Nag's National Provider Identifier (NPI) is 1235587551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tonusri Nag's specialty?
- Tonusri Nag is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Tonusri Nag located?
- Tonusri Nag's practice location on file with NPPES is 742 W Plymouth Ave, Deland, FL 32720-3282.
- What is Tonusri Nag's phone number?
- The practice phone number listed in the NPPES registry for Tonusri Nag is (407) 833-8028.
- Does Tonusri Nag accept Medicare?
- Tonusri Nag is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tonusri Nag's NPI active?
- Yes — Tonusri Nag's NPI (1235587551) is active in the NPPES registry as of the last update on 2025-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.