Dr. Nicholas Knoble Callahan, DO
Dr. Nicholas Knoble Callahan, DO is an Orthopedic Surgery in Mayfield Heights, Ohio. Graduated from Lake Erie College of Osteopathic Medicine, Erie in 2014, 12 years ago. Practices with Cleveland Orthopedic and Spine Institute, LLC, a 16-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Ohio.
- Years since qualifying
- 12
- Trained at
- Lake Erie College of Osteopathic Medicine, Erie
- Licensed in
- OH
- In the registry since
- 2014
What do these letters mean?
- DO — Doctor of Osteopathic Medicine
- A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.
Practice location Address checks out
300 Allen Bradley Dr Ste 200Mayfield Heights, OH 44124-6130
Phone: (844) 746-8537
Fax: (216) 313-9166
Show map & directions
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 300 Allen Bradley Dr Ste 250, Mayfield Heights, OH 44124-6130 — (444) 966-7846
Specialties & licences
| Orthopaedic Surgery Physician (primary) | Taxonomy 207X00000X · Licence 34.014321 (OH) |
|---|
Record details
| NPI number | 1659783934 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | DO |
| Sole proprietor | No |
| NPI enumerated | May 21, 2014 |
| Last updated in NPPES | July 28, 2026 |
| Certification date | July 28, 2026 |
Medicare enrollment
| Medicare specialty | ORTHOPEDIC SURGERY |
|---|---|
| Medical school | LAKE ERIE COLLEGE OF OSTEOPATHIC MEDICINE, ERIE |
| Graduated | 2014 (12 years in practice) |
| Group practice | Cleveland Orthopedic And Spine Institute, Llc — 16 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 2 on file with Medicare |
Other providers in Mayfield Heights
-
Dr. Robert H Anschuetz, MD
6770 Mayfield Rd Ste 441, Mayfield Heights, OH 44124 · (440) 449-0788
-
Cleveland Orthopedic and Spine Institute, LLC
300 Allen Bradley Dr Ste 200, Mayfield Heights, OH 44124-6130 · (330) 865-6956
-
Dr. Robert Curtis Corn, MD
5885 Landerbrook Dr Ste 150, Mayfield Heights, OH 44124-4045 · (440) 646-9636
-
Dr. Robert Mark Fumich, MD
6803 Mayfield Rd Ste 314, Mayfield Heights, OH 44124-2271 · (440) 460-0454
-
Louis Keppler, MD
300 Allen Bradley Dr Ste 200, Mayfield Heights, OH 44124-6130 · (844) 746-8537