Practice address
3651 Ridge Mill Dr
Hilliard, OH 43026
This is the address of Osu Gyn and Ob Consultants LLC, Osu Internal Medicine LLC.
At a glance
- Clinicians registered here
- 16
- Physicians (MD and DO)
- 8
- Specialties
- 3
- Industry payments to them, 2025
- $192,362
Specialties here
Who practices here
16 clinicians
- Amanda E. Herlihy, APRN-CNP Nurse Practitioners
- Ambar Khan, PHARMD Pharmacists
- Andrea Easley, MS, RN, CNP Nurse Practitioners
- Casey Cosgrove, MD Gynecologic Oncology
- David E. Cohn, M.D. Gynecologic Oncology
- David M. O'malley, M.D. Gynecologic Oncology
- Floortje J. Backes, MD Gynecologic Oncology
- Jeffrey M. Fowler, M.D. Gynecologic Oncology
- Katelyn A. Delwiche, MS, APRN, WHNP-BC Nurse Practitioners
- Katherine S. Kennedy Nurse Practitioners
- Larry J. Copeland, M.D. Gynecologic Oncology
- Marissa Duco, PHARMD Pharmacists
- Paulina Haight, MD Gynecologic Oncology
- Robert T. Neff, MD Gynecologic Oncology
- Tammy L. Cote, APRN-CNP Nurse Practitioners
- Tara L. Briggeman, APRN.CNP Nurse Practitioners
Hospitals and medical groups at this address
- Osu Gyn and Ob Consultants LLC 36 of its clinicians here 70
- Osu Internal Medicine LLC 18 of its clinicians here 1,161
From Medicare Care Compare. Numbers on the right are each organization’s clinicians in total.
Industry payments
Drug and device makers reported $192,362 in general payments to 7 clinicians at this address in 2025.
- David M. O'malley, M.D. $161,764
- Floortje J. Backes, MD $22,513
- Casey Cosgrove, MD $5,843
- Larry J. Copeland, M.D. $2,050
- Katherine S. Kennedy $98
- Jeffrey M. Fowler, M.D. $75
- Robert T. Neff, MD $18
CMS Open Payments (meals, speaking, consulting and similar; not research). A payment is not evidence of wrongdoing.
Industry-funded research
4 clinicians here are named as investigators on industry-funded studies ($3.0M in research payments reported in 2025).
- David M. O'malley, M.D. 12 studies $1.5M
- Casey Cosgrove, MD 2 studies $1.1M
- Floortje J. Backes, MD 8 studies $290,819
- Robert T. Neff, MD 3 studies $95,123
Research payments usually go to the hospital or research site, not to the investigator personally.
Sources: CMS NPPES NPI Registry (who is registered at this address, as each clinician reported it), Medicare Care Compare (hospitals and groups), CMS Open Payments 2025. Addresses can be out of date; call before visiting.