Nikhil Pulpet Warrier, M.D.
NPI 1538486675ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Fountain Valley, CA
Internal Medicine, Clinical Cardiac Electrophysiology (M.D.) with California Heart Associates, practicing in Fountain Valley, California. Their prescriptions cost Medicare Part D more than their services did: $1,279,184 for 3,574 claims, against $477,027 paid for services in 2024. Biosense Webster, Inc. was the largest of 20 companies reporting payments in 2025, $49,664 in all, mostly consulting fees. Lists Hoag Memorial Hospital Presbyterian and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1538486675 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 29, 2010 |
| Last updated in NPPES | Jun 19, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | A133900 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiac Electrophysiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,142 |
|---|---|
| Services billed | 6,295 across 73 procedure codes |
| Paid by Medicare | $477,027 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,574 · 7,797 30-day fills |
|---|---|
| Patients | 646 |
| Total drug cost | $1,279,184 |
| Generic share | 69% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Cardiac Electrophysiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- California Heart AssociatesFountain Valley, CA · 13 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$49,664 · 176 payments from 20 companies
- 2024$44,241 · 185 payments from 25 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biosense Webster, Inc. | $46,588 | 82 |
| Medical Device Business Services, Inc. | $750.00 | 1 |
| Boston Scientific Corporation | $468.39 | 13 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $308.84 | 29 |
| Medtronic, Inc. | $294.07 | 4 |
What the 2025 payments were for
- Consulting Fee$42,825 · 21 payments
- Food and Beverage$4,120 · 147 payments
- Travel and Lodging$2,719 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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