Quick answers
- Does Harry G. Sequeira Gross accept Medicare assignment?
- Yes. Medicare's clinician data says Harry G. Sequeira Gross accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Harry G. Sequeira Gross's NPI number?
- 1841851391. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Harry G. Sequeira Gross works
Medicare's Facility Affiliation Data lists Harry G. Sequeira Gross at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Fmol Health | Our Lady of the LakeBaton Rouge, LA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 190064
Practice locations
Addresses where Harry G. Sequeira Gross is enrolled with Medicare (CMS data updated October 2, 2026).
- 5000 Hennessy BlvdBaton Rouge, LA 70808
- 7777 Hennessy BlvdBaton Rouge, LA 70808
Group practices
Medicare enrollment lists Harry G. Sequeira Gross as a member of this group (CMS data updated October 2, 2026).
- Our Lady of the Lake Physician Group LLC644 clinicians in the group
Specialties
- Hematology/Oncologyprimary
Other hematologist-oncologists in Baton Rouge
Clinicians with the same Medicare primary specialty in Baton Rouge, LA — not a recommendation.
Other clinicians in Our Lady of the Lake Physician Group LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2016 (10 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1841851391 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians