Alex M. Mercado, M.D.
NPI 1093893232ActiveIndividual· Internal Medicine· Flanders, NJ
Internal Medicine (M.D.) in Flanders, New Jersey, trained at Rutgers New Jersey Medical School (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $693,389 for 6,845 claims, against $137,734 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 9 companies reporting payments in 2025, $1,688 in all, mostly food and beverage.
Overview
| NPI | 1093893232 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 2, 2006 |
| Last updated in NPPES | Apr 3, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 25MA63545 | NJ |
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 (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 334 |
|---|---|
| Services billed | 1,741 across 29 procedure codes |
| Paid by Medicare | $137,734 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,845 · 14,419 30-day fills |
|---|---|
| Patients | 501 |
| Total drug cost | $693,389 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Rutgers New Jersey Medical School |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
Medical group
- Primary Care Partners LLCMorristown, NJ · 76 clinicians
Hospital affiliations
- Ahs Hospital CorpHackettstown, NJ
- Morristown Medical CenterMorristown, NJ
- Newton Medical CenterNewton, NJ
- Saint Clare's Hospital/ Denville CampusDenville, NJ
Other facilities
- Atlantic Visiting NurseHome health agency · Morristown, NJ
- Visiting Nurse Assoc of Northern New Jersey, IncHome health agency · Morristown, NJ
- Ennoble CareHospice · Hackettstown, NJ
- Heath VillageNursing home · Hackettstown, NJ
Industry payments (Open Payments)
- 2025$1,688 · 67 payments from 9 companies
- 2024$1,338 · 62 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $899.28 | 28 |
| Bayer Healthcare Pharmaceuticals Inc. | $319.44 | 11 |
| Lilly USA, LLC | $194.12 | 12 |
| Glaxosmithkline, LLC. | $91.88 | 5 |
| Novo Nordisk Inc | $80.96 | 5 |
What the 2025 payments were for
- Food and Beverage$1,688 · 67 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Flanders
- 1053534230
- 1093979361
- 1205640760
- 1487455846