Phillip Lynn Markham, DDS
NPI 1356457535ActiveIndividual· Dentist, General Practice· Harlan, IA
Dentist, General Practice (DDS) in Harlan, Iowa, licensed in IA, with an NPI issued in August 2006. Part D covered 63 prescriptions written in 2024, 100% of them generic. Ultradent Products Inc reported $128.49 in payments in 2025, mostly gifts.
Overview
| NPI | 1356457535 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS |
| Sole proprietor | No |
| NPI issued | Aug 21, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, General Practice Primary | 1223G0001X | 7374 | IA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 63 · 63 30-day fills |
|---|---|
| Patients | 52 |
| Total drug cost | $140.97 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$128.49 · 1 payment from 1 company
- 2024$109.70 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ultradent Products Inc | $128.49 | 1 |
What the 2025 payments were for
- Gift$128.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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