Jiahuai Tan, M.D.
NPI 1578891503ActiveIndividual· Internal Medicine· Mount Vernon, NY
Internal Medicine (M.D.) with North Mississippi Medical Center, Inc., practicing in Mount Vernon, New York. Their prescriptions cost Medicare Part D more than their services did: $8,365,575 for 2,990 claims, against $283,784 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 18 companies reporting payments in 2025, $923.22 in all, mostly food and beverage. Lists Clay County Medical Corporation and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1578891503 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 2, 2009 |
| Last updated in NPPES | Dec 2, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301095561 | MI |
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 - Hematology/Oncology (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,052 |
|---|---|
| Services billed | 2,745 across 24 procedure codes |
| Paid by Medicare | $283,784 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,990 · 4,403 30-day fills |
|---|---|
| Patients | 546 |
| Total drug cost | $8,365,575 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Hematology/Oncology |
Medical group
- North Mississippi Medical Center, Inc.Tupelo, MS · 366 clinicians
Hospital affiliations
- Clay County Medical CorporationWest Point, MS
- Magnolia Regional Health CenterCorinth, MS
- North Mississippi Medical CenterTupelo, MS
- North Mississippi Medical Center-Gilmore AmoryAmory, MS
- Tishomingo Health Services IncIuka, MS
Other facilities
- North Mississippi Medical Ctr HhaHome health agency · Tupelo, MS
Industry payments (Open Payments)
- 2025$923.22 · 45 payments from 18 companies
- 2024$1,092 · 57 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $164.57 | 10 |
| Celgene Corporation | $131.50 | 5 |
| Gilead Sciences, Inc. | $112.25 | 4 |
| Glaxosmithkline, LLC. | $87.24 | 5 |
| Pfizer Inc. | $79.54 | 4 |
What the 2025 payments were for
- Food and Beverage$869.77 · 44 payments
- Education$53.45 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 48 internal medicine physicians in Mount Vernon · All internal medicine physicians in New York