Manish Jayesh Desai, D.O
NPI 1699951830ActiveIndividual· Internal Medicine· Lancaster, CA
Internal Medicine (D.O) with Southern California Permanente Medical Group and 1 other group, practicing in Lancaster, California. Their prescriptions cost Medicare Part D more than their services did: $461,877 for 2,485 claims, against $1,803 paid for services in 2024.
Overview
| NPI | 1699951830 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O |
| Sole proprietor | No |
| NPI issued | Jan 17, 2008 |
| Last updated in NPPES | Dec 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A9850 | CA |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | 20A9850 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 11 |
|---|---|
| Services billed | 23 across 10 procedure codes |
| Paid by Medicare | $1,803 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,485 · 7,134 30-day fills |
|---|---|
| Patients | 418 |
| Total drug cost | $461,877 |
| Generic share | 48% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Endocrinology |
Medical groups
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
- Bartz-Altadonna Community Health CenterLancaster, CA · 20 clinicians
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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All 79 internal medicine physicians in Lancaster · All internal medicine physicians in California