Dhayanithi Dhayalan, MD
NPI 1124513312ActiveIndividual· Internal Medicine, Nephrology· Fresno, CA
Internal Medicine, Nephrology (MD) with The Nephrology Group Inc, practicing in Fresno, California. Mostly services rather than prescriptions: Medicare paid $207,844 for 369 patients in 2024, with only 46 Part D claims. Lists Adventist Health Hanford and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1124513312 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 29, 2018 |
| Last updated in NPPES | Jul 19, 2023 |
| Certified by provider | Jul 19, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A173487 | 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 | 369 |
|---|---|
| Services billed | 2,077 across 11 procedure codes |
| Paid by Medicare | $207,844 |
Part D prescriptions in 2024
| Prescriptions (claims) | 46 · 71 30-day fills |
|---|---|
| Patients | 27 |
| Total drug cost | $878.19 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nephrology |
Medical group
- The Nephrology Group IncFresno, CA · 51 clinicians
Hospital affiliations
- Adventist Health HanfordHanford, CA
- Adventist Health TulareTulare, CA
- Kaweah Health Medical CenterVisalia, CA
Other facilities
- Davita Coalinga DialysisDialysis facility · Coalinga, CA
- Davita Dinuba DialysisDialysis facility · Dinuba, CA
- Davita Hanford DialysisDialysis facility · Hanford, CA
- Davita Lemoore DialysisDialysis facility · Lemoore, CA
- Davita Sequoia DialysisDialysis facility · Hanford, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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