Armando A. San Juan, MD
NPI 1235220518ActiveIndividual· Obstetrics & Gynecology· Elmhurst, IL
Obstetrics & Gynecology (MD) in Elmhurst, Illinois, trained at Rutgers New Jersey Medical School (class of 1996). Mostly services rather than prescriptions: Medicare paid $7,724 for 18 patients in 2024, with only 45 Part D claims. Hologic Sales and Service, LLC was the largest of 5 companies reporting payments in 2025, $305.97 in all, mostly food and beverage.
Overview
| NPI | 1235220518 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 28, 2006 |
| Last updated in NPPES | May 24, 2021 |
| Certified by provider | May 24, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 36100376 | IL |
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 - Obstetrics/Gynecology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 18 |
|---|---|
| Services billed | 65 across 20 procedure codes |
| Paid by Medicare | $7,724 |
Part D prescriptions in 2024
| Prescriptions (claims) | 45 · 84 30-day fills |
|---|---|
| Patients | 14 |
| Total drug cost | $5,797 |
| Generic share | 47% of claims |
Education and affiliations
| Medical school | Rutgers New Jersey Medical School |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Obstetrics/Gynecology |
Medical groups
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
- Osf Multi-Specialty GroupMorton, IL · 2,114 clinicians
Hospital affiliation
- Elmhurst Memorial HospitalElmhurst, IL
Industry payments (Open Payments)
- 2025$305.97 · 16 payments from 5 companies
- 2024$491.52 · 14 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Hologic Sales and Service, LLC | $106.88 | 5 |
| Exeltis, USA Inc. | $90.97 | 5 |
| Mayne Pharma Commercial LLC | $48.94 | 3 |
| Coopersurgical, Inc. | $37.98 | 2 |
| Biogen, Inc. | $21.20 | 1 |
What the 2025 payments were for
- Food and Beverage$305.97 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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