Mark Edward Oppenlander, MD
NPI 1033373998ActiveIndividual· Neurological Surgery· Phoenix, AZ
Neurological Surgery (MD) in Phoenix, Arizona, trained at University of Michigan Medical School (class of 2008). Mostly services rather than prescriptions: Medicare paid $204,743 for 228 patients in 2024, with only 17 Part D claims. Globus Medical, Inc. was the largest of 5 companies reporting payments in 2025, $6,950 in all, mostly consulting fees.
Overview
| NPI | 1033373998 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 10, 2008 |
| Last updated in NPPES | Oct 25, 2022 |
| Certified by provider | Oct 25, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 45540 | AZ |
| Neurological Surgery | 207T00000X | R70169 | AZ |
| Neurological Surgery | 207T00000X | 4301108590 | MI |
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 - Neurosurgery (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 228 |
|---|---|
| Services billed | 674 across 55 procedure codes |
| Paid by Medicare | $204,743 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 17 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $81.32 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Michigan Medical School |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Neurosurgery |
Medical group
- Neurosurgical Associates LtdChandler, AZ · 74 clinicians
Hospital affiliations
- Honorhealth Deer Valley Medical CenterPhoenix, AZ
- Honorhealth Scottsdale Osborn Medical CenterScottsdale, AZ
- Honorhealth Scottsdale Shea Medical CenterScottsdale, AZ
- Verde Valley Medical CenterCottonwood, AZ
- Yavapai Regional Medical CenterPrescott, AZ
Industry payments (Open Payments)
- 2025$6,950 · 20 payments from 5 companies
- 2024$4,512 · 13 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Globus Medical, Inc. | $6,457 | 13 |
| Abbott Laboratories | $247.72 | 3 |
| Sanara Medtech Inc. | $139.72 | 1 |
| Medtronic, Inc. | $90.80 | 2 |
| Kuros Biosciences USA, Inc | $14.85 | 1 |
What the 2025 payments were for
- Consulting Fee$4,725 · 3 payments
- Food and Beverage$895.36 · 11 payments
- Travel and Lodging$694.00 · 4 payments
- Royalty or License$635.25 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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