Julie Anne Lynne Gemmill, DO, MS
NPI 1619313160ActiveIndividual· Internal Medicine, Hematology & Oncology· Stony Brook, NY
Internal Medicine, Hematology & Oncology (DO, MS) in Stony Brook, New York, trained at New York College of Osteo Medicine of New York Institute of Technology (class of 2013). Their prescriptions cost Medicare Part D more than their services did: $130,165 for 210 claims, against $69,490 paid for services in 2024. Caris Mpi, Inc. was the largest of 3 companies reporting payments in 2025, $278.14 in all, mostly food and beverage.
Overview
| NPI | 1619313160 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO, MS |
| Sole proprietor | No |
| NPI issued | May 10, 2013 |
| Last updated in NPPES | Jan 18, 2022 |
| Certified by provider | Jan 18, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 289334 | NY |
| Internal Medicine | 207R00000X | 289334-1 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Medical Oncology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 149 |
|---|---|
| Services billed | 503 across 10 procedure codes |
| Paid by Medicare | $69,490 |
Part D prescriptions in 2024
| Prescriptions (claims) | 210 · 244 30-day fills |
|---|---|
| Patients | 46 |
| Total drug cost | $130,165 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | New York College of Osteo Medicine of New York Institute of Technology |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Medical Oncology |
Medical group
- Stony Brook Internists University Faculty Practice CorporationStony Brook, NY · 428 clinicians
Hospital affiliation
- Suny/Stony Brook University HospitalStony Brook, NY
Other facilities
- Catholic Home CareHome health agency · Farmingdale, NY
- Good Shepherd HospiceHospice · Farmingdale, NY
Industry payments (Open Payments)
- 2025$278.14 · 5 payments from 3 companies
- 2024$362.25 · 10 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Caris Mpi, Inc. | $131.52 | 1 |
| Astrazeneca Pharmaceuticals LP | $101.82 | 2 |
| Abbvie Inc. | $44.80 | 2 |
What the 2025 payments were for
- Food and Beverage$209.65 · 4 payments
- Education$68.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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