Guillermo Eduardo Espinoza, M.D.
NPI 1194081042ActiveIndividual· Internal Medicine· Sitka, AK
Internal Medicine (M.D.) in Sitka, Alaska, trained at New York University School of Medicine (class of 2012). In 2024 Medicare paid $26,985 for 120 patients, and Part D covered 142 of their prescriptions, 89% of them generic. Inspire Medical Systems, Inc. reported $953.95 in payments in 2025, mostly travel and lodging.
Overview
| NPI | 1194081042 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 4, 2012 |
| Last updated in NPPES | Jun 24, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 102592 | AK |
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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 291 across 19 procedure codes |
| Paid by Medicare | $26,985 |
Part D prescriptions in 2024
| Prescriptions (claims) | 142 · 187 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $20,638 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Alaska Native Tribal Health ConsortiumAnchorage, AK · 607 clinicians
- Southeast Alaska Regional Health ConsortiumSitka, AK · 369 clinicians
Hospital affiliations
- Alaska Native Medical CenterAnchorage, AK
- Southeast Alaska Regional Health ConsortiumSitka, AK
Industry payments (Open Payments)
- 2025$953.95 · 16 payments from 1 company
- 2024$469.98 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $953.95 | 16 |
What the 2025 payments were for
- Travel and Lodging$580.16 · 14 payments
- Food and Beverage$373.79 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Sitka
- 1053487587
- 1154354652
- 1659586832