Guillermo Munoz
NPI 1023071669ActiveIndividual· Internal Medicine· Elizabeth, NJ
Internal Medicine in Elizabeth, New Jersey, trained at New York College of Osteo Medicine of New York Institute of Technology (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $848,596 for 7,230 claims, against $29,919 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 19 companies reporting payments in 2025, $1,266 in all, mostly food and beverage.
Overview
| NPI | 1023071669 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 6, 2006 |
| Last updated in NPPES | Feb 20, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 25MB05721200 | NJ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 138 |
|---|---|
| Services billed | 489 across 34 procedure codes |
| Paid by Medicare | $29,919 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,230 · 15,425 30-day fills |
|---|---|
| Patients | 696 |
| Total drug cost | $848,596 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | New York College of Osteo Medicine of New York Institute of Technology |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Internal Medicine |
Medical group
- Union Square Medical Associates, PCElizabeth, NJ · 4 clinicians
Hospital affiliation
- Trinitas Regional Medical CenterElizabeth, NJ
Industry payments (Open Payments)
- 2025$1,266 · 68 payments from 19 companies
- 2024$1,123 · 70 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $171.01 | 7 |
| Abbvie Inc. | $141.99 | 9 |
| Corcept Therapeutics | $117.20 | 7 |
| Dexcom, Inc. | $110.86 | 5 |
| Novo Nordisk Inc | $101.81 | 6 |
What the 2025 payments were for
- Food and Beverage$1,266 · 68 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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