Kristina Ernst, M.D.
NPI 1285096438ActiveIndividual· Hospitalist· Brooklyn, NY
Hospitalist (M.D.) in Brooklyn, New York, trained at New York University School of Medicine (class of 2016). Mostly services rather than prescriptions: Medicare paid $84,979 for 263 patients in 2024, with only 21 Part D claims. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $284.11 in all, mostly food and beverage.
Overview
| NPI | 1285096438 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 27, 2016 |
| Last updated in NPPES | Aug 2, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 300192 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Hospitalist (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 263 |
|---|---|
| Services billed | 991 across 11 procedure codes |
| Paid by Medicare | $84,979 |
Part D prescriptions in 2024
| Prescriptions (claims) | 21 · 27 30-day fills |
|---|---|
| Patients | 11 |
| Total drug cost | $6,832 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Hospitalist |
Medical group
- Maimonides Medical Center Maimonides Primary Care FppBrooklyn, NY · 32 clinicians
Hospital affiliation
- Maimonides Medical CenterBrooklyn, NY
Other facilities
- Girling Health Care of New YorkHome health agency · Brooklyn, NY
Industry payments (Open Payments)
- 2025$284.11 · 15 payments from 5 companies
- 2024$129.96 · 5 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $154.83 | 10 |
| Csl Behring | $64.44 | 2 |
| Merck Sharp & Dohme LLC | $26.79 | 1 |
| Pfizer Inc. | $20.81 | 1 |
| E.R. Squibb & Sons, L.L.C. | $17.24 | 1 |
What the 2025 payments were for
- Food and Beverage$284.11 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 103 hospitalists in Brooklyn · All hospitalists in New York