Leonor S. Pagtakhan So, MD
NPI 1376533091ActiveIndividual· Allergy & Immunology· Pikeville, KY
Allergy & Immunology (MD) with Pediatric Associates and 1 other group, practicing in Pikeville, Kentucky. Their prescriptions cost Medicare Part D more than their services did: $1,086,772 for 602 claims, against $6,809 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 3 companies reporting payments in 2025, $280.24 in all, mostly food and beverage. Lists Pikeville Medical Center as a hospital affiliation.
Overview
| NPI | 1376533091 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 25, 2005 |
| Last updated in NPPES | Mar 17, 2026 |
| Certified by provider | Mar 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 17816 | KY |
| Pediatrics | 208000000X | 17816 | KY |
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 - Allergy/Immunology (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 37 |
|---|---|
| Services billed | 673 across 18 procedure codes |
| Paid by Medicare | $6,809 |
Part D prescriptions in 2024
| Prescriptions (claims) | 602 · 798 30-day fills |
|---|---|
| Patients | 66 |
| Total drug cost | $1,086,772 |
| Generic share | 52% of claims |
Education and affiliations
| Graduation year | 1965 |
|---|---|
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Pediatric Medicine |
Medical groups
- Pediatric AssociatesPikeville, KY · 9 clinicians
- Medical Investment TrustPikeville, KY · 2 clinicians
Hospital affiliation
- Pikeville Medical CenterPikeville, KY
Industry payments (Open Payments)
- 2025$280.24 · 8 payments from 3 companies
- 2024$262.70 · 12 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $200.12 | 5 |
| Novartis Pharmaceuticals Corporation | $52.62 | 1 |
| Csl Behring | $27.50 | 2 |
What the 2025 payments were for
- Food and Beverage$280.24 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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