Michael Alan Hattan, OD
NPI 1639128861ActiveIndividual· Optometrist· Hays, KS
Optometrist (OD) in Hays, Kansas, trained at Southern California College of Optometry (class of 1981). In 2024 Medicare paid $84,878 for 806 patients, and Part D covered 435 of their prescriptions, 73% of them generic. Coopervision Inc. was the largest of 2 companies reporting payments in 2025, $94.94 in all, mostly food and beverage.
Overview
| NPI | 1639128861 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | Yes |
| NPI issued | May 6, 2006 |
| Last updated in NPPES | Apr 5, 2024 |
| Certified by provider | Apr 5, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 1169-3 | KS |
| Optometrist, Corneal and Contact Management | 152WC0802X | 1169-3 | KS |
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) | Enrolled Practitioner - Optometry (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 806 |
|---|---|
| Services billed | 1,278 across 19 procedure codes |
| Paid by Medicare | $84,878 |
Part D prescriptions in 2024
| Prescriptions (claims) | 435 · 608 30-day fills |
|---|---|
| Patients | 106 |
| Total drug cost | $24,409 |
| Generic share | 73% of claims |
Education and affiliations
| Medical school | Southern California College of Optometry |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$94.94 · 4 payments from 2 companies
- 2024$100.04 · 4 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Coopervision Inc. | $59.12 | 2 |
| Johnson & Johnson Vision Care, Inc. | $35.82 | 2 |
What the 2025 payments were for
- Food and Beverage$94.94 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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