Josier Mariano Nisnisan, MD
NPI 1639391527ActiveIndividual· Internal Medicine· Sugar Land, TX
Internal Medicine (MD) in Sugar Land, Texas, licensed in TX, with an NPI issued in May 2007. Their prescriptions cost Medicare Part D more than their services did: $2,147,891 for 8,872 claims, against $102,887 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 19 companies reporting payments in 2025, $3,347 in all, mostly food and beverage. Lists Ad Hospital East, LLC and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1639391527 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 2, 2007 |
| Last updated in NPPES | Oct 13, 2023 |
| Certified by provider | Sep 25, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | L4079 | TX |
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 | 227 |
|---|---|
| Services billed | 1,554 across 40 procedure codes |
| Paid by Medicare | $102,887 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,872 · 18,573 30-day fills |
|---|---|
| Patients | 360 |
| Total drug cost | $2,147,891 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Ad Hospital East, LLCHouston, TX
- HCA Houston Healthcare WestHouston, TX
- Houston Methodist Sugarland HospitalSugar Land, TX
- St Luke's Sugar Land HospitalSugar Land, TX
Other facilities
- Altus HospiceHospice · Sugar Land, TX
- Amor Hospice Care, Inc.Hospice · Houston, TX
- Marilux Palliative and Hospice CareHospice · Houston, TX
- Kindred Hospital Sugar LandInpatient rehabilitation facility · Sugar Land, TX
- Kindred Hospital Sugar LandLong-term care hospital · Sugar Land, TX
Industry payments (Open Payments)
- 2025$3,347 · 132 payments from 19 companies
- 2024$3,415 · 146 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $776.02 | 33 |
| Amgen Inc. | $355.21 | 14 |
| Bayer Healthcare Pharmaceuticals Inc. | $353.19 | 9 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $309.13 | 15 |
| Pfizer Inc. | $306.61 | 8 |
What the 2025 payments were for
- Food and Beverage$3,347 · 132 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Sugar Land
- 1417243478
- 1003728676
- 1104559467
- 1730717927
- 1851596357
- 1124137591
- 1710167986
- 1770262685
- 1750915856
- 1114157476
- 1891729075
- 1598436933