Jayakumar Ravichandran Vidhun, M.D.
NPI 1275685638ActiveIndividual· Internal Medicine, Nephrology· Whittier, CA
Internal Medicine, Nephrology (M.D.) with Whittier Internal Medicine and Nephrology Medical Group Inc, practicing in Whittier, California. Their prescriptions cost Medicare Part D more than their services did: $642,551 for 3,612 claims, against $221,405 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 9 companies reporting payments in 2025, $57,548 in all, mostly speaking and faculty fees. Lists Pih Health Downey Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1275685638 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 17, 2007 |
| Last updated in NPPES | Nov 15, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A92267 | CA |
| Internal Medicine | 207R00000X | A92267 | 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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 519 |
|---|---|
| Services billed | 2,270 across 28 procedure codes |
| Paid by Medicare | $221,405 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,612 · 6,904 30-day fills |
|---|---|
| Patients | 388 |
| Total drug cost | $642,551 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Whittier Internal Medicine and Nephrology Medical Group IncWhittier, CA · 7 clinicians
Hospital affiliations
- Pih Health Downey HospitalDowney, CA
- Pih Health Hospital-WhittierWhittier, CA
- Whittier Hospital Medical CenterWhittier, CA
Other facilities
- Davita Firestone Blvd DialysisDialysis facility · Norwalk, CA
- Davita Lambert DialysisDialysis facility · Whittier, CA
- Davita Maybrook DialysisDialysis facility · Whittier, CA
- Davita Santa Fe Springs DialysisDialysis facility · Whittier, CA
- Davita Telegraph DialysisDialysis facility · La Mirada, CA
- Presbyterian Intercommunity Hospital Home HealthHome health agency · La Mirada, CA
- Barlow Respiratory HospitalLong-term care hospital · Los Angeles, CA
Industry payments (Open Payments)
- 2025$57,548 · 96 payments from 9 companies
- 2024$80,441 · 138 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $44,416 | 65 |
| Astrazeneca Pharmaceuticals LP | $6,958 | 12 |
| Mallinckrodt Hospital Products Inc. | $5,688 | 8 |
| Travere Therapeutics, Inc. | $137.59 | 5 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $125.36 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$50,222 · 21 payments
- Travel and Lodging$5,363 · 32 payments
- Food and Beverage$1,963 · 43 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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