Sorbella Maulit Guillermo, M.D.
NPI 1003913146ActiveIndividual· Specialist· Waipahu, HI
Specialist (M.D.) with Medical Office Force, practicing in Waipahu, Hawaii. Their prescriptions cost Medicare Part D more than their services did: $1,440,654 for 14,983 claims, against $89,349 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 13 companies reporting payments in 2025, $805.88 in all, mostly food and beverage. Lists Pali Momi Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1003913146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 20, 2006 |
| Last updated in NPPES | Aug 22, 2020 |
| Certified by provider | Aug 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | 8981 | HI |
| Internal Medicine | 207R00000X | 8981 | HI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 163 |
|---|---|
| Services billed | 1,536 across 22 procedure codes |
| Paid by Medicare | $89,349 |
Part D prescriptions in 2024
| Prescriptions (claims) | 14,983 · 35,315 30-day fills |
|---|---|
| Patients | 849 |
| Total drug cost | $1,440,654 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pediatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- Medical Office ForceHonolulu, HI · 59 clinicians
Hospital affiliations
- Pali Momi Medical CenterAiea, HI
- The Queens Medical CenterHonolulu, HI
Other facilities
- Bayada Home Health CareHome health agency · Honolulu, HI
- Careresource HawaiiHome health agency · Honolulu, HI
- Bristol Hospice - Hawaii, LLCHospice · Honolulu, HI
Industry payments (Open Payments)
- 2025$805.88 · 39 payments from 13 companies
- 2024$623.96 · 29 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $252.87 | 14 |
| Exact Sciences Corporation | $119.70 | 5 |
| Abbvie Inc. | $67.63 | 3 |
| Lundbeck LLC | $52.16 | 2 |
| Kowa Pharmaceuticals America, Inc. | $51.37 | 3 |
What the 2025 payments were for
- Food and Beverage$805.88 · 39 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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