UNIVERSITY ASSOCIATES IN OBSTETRICS AND GYNECOLOGY UNIVERSITY FACULTY
OBSTETRICS/GYNECOLOGY · STONY BROOK, NY · 113 providers · hospital-affiliated · (631) 444-7650
Provider volumes, all codes · CY2024
In CY2024, the group billed 44 distinct codes across 2 states to Medicare Part B — 30,527 attributed, disclosed services.
64 clinicians billed under the group: 48 physicians, 16 advanced-practice clinicians.
'Physician' follows Medicare's definition, which includes doctors of medicine, osteopathy, podiatry, optometry, dental medicine, and chiropractic. 'Advanced-practice clinicians' are nurse practitioners, physician assistants, and similar practitioners; 'other clinicians' covers psychologists, therapists, social workers, audiologists, and dietitians. Facility and supplier enrollments — laboratories, ambulance services, imaging suppliers, and the like — are not counted as clinicians here.
| NPI | Provider | Credentials | Type | City | St | Services (all codes) |
|---|---|---|---|---|---|---|
| 1326075367 | Budnick, Lauri | M.D. | Obstetrics & Gynecology | East Setauket | NY | premium |
| 1730604646 | Sanclemente, Andrea | NP | Nurse Practitioner | Riverhead | NY | premium |
| 1326757568 | Sapienza, Katharine | PA-C | Physician Assistant | Riverhead | NY | premium |
| 1568796837 | Fairchild, Sarah | P.A. | Physician Assistant | Stony Brook | NY | premium |
| 1982896239 | Schmitt, Geri | MD | Obstetrics & Gynecology | Hampton Bays | NY | premium |
| 1952488231 | Rolston, Florence | M.D. | Obstetrics & Gynecology | Southampton | NY | premium |
| 1093158081 | Plair, Andre | M.D. | Obstetrics & Gynecology | Stony Brook | NY | premium |
| 1104938455 | Ammirata, Jacqueline | MD | Obstetrics & Gynecology | West Islip | NY | premium |
| 1689601445 | Conway, Christine | M.D. | Obstetrics & Gynecology | East Setauket | NY | premium |
| 1477644698 | Kanganis, Polly | M.D. | Obstetrics & Gynecology | Smithtown | NY | premium |
| 1932154739 | Burke, William | M.D. | Gynecological Oncology | Paramus | NJ | premium |
| 1710108527 | O'keefe, Robert | M.D. | Obstetrics & Gynecology | Setauket | NY | premium |
| 1659591808 | Porte, Jeffrey | M.D. | Obstetrics & Gynecology | Setauket | NY | premium |
| 1891478236 | Sosulski, Richard | NP | Nurse Practitioner | Binghamton | NY | premium |
| 1033295761 | Kaelber, Arlene | M.D. | Obstetrics & Gynecology | Bohemia | NY | premium |
| 1639390404 | Welischar, Julie | M.D. | Obstetrics & Gynecology | Setauket | NY | premium |
| 1235337478 | Lochner, Megan | M.D. | Obstetrics & Gynecology | Setauket | NY | premium |
| 1538381405 | Doti, Laura | N.P. | Nurse Practitioner | Islandia | NY | premium |
| 1467003202 | Ochaney, Reema | FNP | Nurse Practitioner | West Islip | NY | premium |
| 1669559043 | Swoboda, Eva | MD | Obstetrics & Gynecology | East Setauket | NY | premium |
| 1093907297 | Jurak, Margarita | M.D. | Obstetrics & Gynecology | West Islip | NY | premium |
| 1346360161 | Gossner, Gabrielle | MD | Gynecological Oncology | New York | NY | premium |
| 1114085206 | Reiss, Ronald | MD | Obstetrics & Gynecology | Harrison | NY | premium |
| 1619917960 | Sanroman, Gustavo | M.D. | Obstetrics & Gynecology | Port Jefferson Station | NY | premium |
| 1194895177 | Bakas, Constantine | D.O. | Obstetrics & Gynecology | Southampton | NY | premium |
| 1801936455 | Weiss, Lee | M.D. | Obstetrics & Gynecology | East Setauket | NY | premium |
| 1962588640 | Blaszczyk, Theodore | M.D. | Obstetrics & Gynecology | Smithtown | NY | premium |
| 1881771194 | Lazar, Sarah | M.D. | Obstetrics & Gynecology | Southampton | NY | premium |
| 1801973193 | Alamia, Vito | M.D. | Obstetrics & Gynecology | Southampton | NY | premium |
| 1902850878 | Brenner, Dana | MD | Obstetrics & Gynecology | Port Jefferson Station | NY | premium |
| 1285819904 | Snyder, Patricia | D.O | Obstetrics & Gynecology | East Setauket | NY | premium |
| 1629392121 | Van Sise, Melanie | M.D. | Obstetrics & Gynecology | Setauket | NY | premium |
| 1871598847 | Segarra, Pedro | MD | Obstetrics & Gynecology | Southampton | NY | premium |
| 1861701104 | Morgan, Debra | WHNP-BC | Nurse Practitioner | Setauket | NY | premium |
| 1811952856 | Spataro, Joseph | MD | Obstetrics & Gynecology | East Setauket | NY | premium |
| 1306017173 | Garduno, Elizabeth | M.D. | Obstetrics & Gynecology | East Setauket | NY | premium |
| 1154395416 | Jeremias, Elisabeth | MD | Obstetrics & Gynecology | Cenereach | NY | premium |
| 1023351640 | Demarco, Amy | M.D. | Obstetrics & Gynecology | Setauket | NY | premium |
| 1982131546 | Appelt, Lisa | FNP | Nurse Practitioner | New Hyde Park | NY | premium |
| 1497044457 | Lian, Xun | M.D. | Obstetrics & Gynecology | East Setauket | NY | premium |
| 1013926930 | Griffin, Jennifer | CNM | Nurse Practitioner | East Setauket | NY | premium |
| 1699064691 | Sharar, Kristin | M.D. | Obstetrics & Gynecology | West Islip | NY | premium |
| 1104884808 | Reavis, David | M.D. | Obstetrics & Gynecology | Patchogue | NY | premium |
| 1710234380 | Milito, Toni-Marie | RPA-C | Physician Assistant | New York | NY | premium |
| 1194045476 | Halfon, Johanna | MD | Obstetrics & Gynecology | New York | NY | premium |
| 1205045820 | Martorana, Christine | NP | Nurse Practitioner | Setauket | NY | premium |
| 1326321704 | Calero-Kunda, Diana | MD | Obstetrics & Gynecology | Stony Brook | NY | premium |
| 1760795637 | Semelsberger, Carrie | NP | Nurse Practitioner | East Setauket | NY | premium |
| 1689107641 | Kiefer, Alexandra | MD | Obstetrics & Gynecology | Stony Brook | NY | premium |
| 1942576459 | Seah, Angeline | Obstetrics & Gynecology | West Islip | NY | premium | |
| 1912551235 | Chowdhury, Ashley | MSN-AGPCNP | Nurse Practitioner | Astoria | NY | premium |
| 1356660021 | Tito, Lindsay | NP | Nurse Practitioner | East Setauket | NY | premium |
| 1649987611 | Christiano, Erin | Nurse Practitioner | New York | NY | premium | |
| 1275976821 | Sheth, Neha | D.O | Obstetrics & Gynecology | West Islip | NY | premium |
| 1902303951 | Florence, Ashley | MD | Obstetrics & Gynecology | East Meadow | NY | premium |
| 1477949360 | Kim, Sara | MD | Obstetrics & Gynecology | Stony Brook | NY | premium |
| 1679004196 | Lang, Susan | Obstetrics & Gynecology | Stony Brook | NY | premium | |
| 1295960243 | Kowalska, Dorota | MD | Obstetrics & Gynecology | Bohemia | NY | premium |
| 1699372300 | Nadosy, Lara | Certified Nurse Midwife | Center Moriches | NY | premium | |
| 1689069064 | Lasky, Amy | MD | Obstetrics & Gynecology | Stony Brook | NY | premium |
| 1346412855 | Chappelle, Joseph | M.D. | Obstetrics & Gynecology | East Setauket | NY | premium |
| 1033289483 | Kaufman, Leah | MD | Obstetrics & Gynecology | Syracuse | NY | premium |
| 1801242342 | Bacchi, Joseph | M.D. | Obstetrics & Gynecology | Stony Brook | NY | premium |
| 1891130902 | Garcia, Farzana · member of 2 groups | DO | Obstetrics & Gynecology | Port Jefferson Station | NY | premium |
Volumes are attributed to a group only for clinicians affiliated with exactly one group. Clinicians in several groups are listed ("member of N groups") but shown as "—" — their volume is not attributed to any single group. A "—" on a single-group clinician means CMS suppressed the figure (fewer than 11 beneficiaries), never zero. Beneficiary-episodes count CMS's per-setting beneficiary figures, not unique patients. Average Medicare payment is the amount Medicare actually paid per service, weighted by service volume across office and facility settings. Where the roster is a single clinician, that clinician's service counts match the group's attributed volume shown on the ranked results, so they are shown here; the per-provider split across a larger roster is a premium feature. See Methods & Sources.