Sian Chisholm, M.D.
NPI 1346392800ActiveIndividual· Internal Medicine, Gastroenterology· Fleming Island, FL
Internal Medicine, Gastroenterology (M.D.) with Borland Groover Clinic, PA, practicing in Fleming Island, Florida. Their prescriptions cost Medicare Part D more than their services did: $448,783 for 805 claims, against $86,691 paid for services in 2024. Abbvie Inc. reported $34.39 in payments in 2025, mostly food and beverage. Lists Ascension St Vincent's Clay County and 1 other hospital as hospital affiliations.
Overview
| NPI | 1346392800 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 17, 2007 |
| Last updated in NPPES | Jun 4, 2026 |
| Certified by provider | Jun 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | ME99207 | FL |
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 - Gastroenterology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 397 |
|---|---|
| Services billed | 985 across 39 procedure codes |
| Paid by Medicare | $86,691 |
Part D prescriptions in 2024
| Prescriptions (claims) | 805 · 1,601 30-day fills |
|---|---|
| Patients | 219 |
| Total drug cost | $448,783 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Borland Groover Clinic, PAOrmond Beach, FL · 130 clinicians
Hospital affiliations
- Ascension St Vincent's Clay CountyMiddleburg, FL
- Baptist Health Medical Center - JacksonvilleJacksonville, FL
Industry payments (Open Payments)
- 2025$34.39 · 2 payments from 1 company
- 2024$35.22 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $34.39 | 2 |
What the 2025 payments were for
- Food and Beverage$34.39 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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