Diana Iniguez Mercado, M.D.
NPI 1255543849ActiveIndividual· Internal Medicine, Infectious Disease· Jacksonville, FL
Internal Medicine, Infectious Disease (M.D.) with Baptist Primary Care Inc, practicing in Jacksonville, Florida. Their prescriptions cost Medicare Part D more than their services did: $361,469 for 360 claims, against $117,976 paid for services in 2024. Gilead Sciences, Inc. was the largest of 5 companies reporting payments in 2025, $364.93 in all, mostly food and beverage. Lists Baptist Health Medical Center - Jacksonville and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1255543849 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 4, 2007 |
| Last updated in NPPES | Jan 13, 2025 |
| Certified by provider | Jan 13, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | ME107426 | FL |
| Internal Medicine | 207R00000X | ME107426 | FL |
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 - Infectious Disease (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 360 |
|---|---|
| Services billed | 1,364 across 12 procedure codes |
| Paid by Medicare | $117,976 |
Part D prescriptions in 2024
| Prescriptions (claims) | 360 · 416 30-day fills |
|---|---|
| Patients | 87 |
| Total drug cost | $361,469 |
| Generic share | 71% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Baptist Primary Care IncJacksonville, FL · 471 clinicians
Hospital affiliations
- Baptist Health Medical Center - JacksonvilleJacksonville, FL
- Baptist Medical Center BeachesJacksonville Beach, FL
- Baptist Medical Center - NassauFernandina Beach, FL
Other facilities
- Baptist Home Health Care By BayadaHome health agency · Jacksonville, FL
Industry payments (Open Payments)
- 2025$364.93 · 15 payments from 5 companies
- 2024$456.24 · 20 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $210.07 | 9 |
| Abbvie Inc. | $88.08 | 3 |
| Pfizer Inc. | $26.95 | 1 |
| Aimmune Therapeutics, Inc. | $26.14 | 1 |
| Insmed, Inc. | $13.69 | 1 |
What the 2025 payments were for
- Food and Beverage$364.93 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 78 infectious disease specialists in Jacksonville · All infectious disease specialists in Florida