Dennis Ryan Marcelo, M.D.
NPI 1417343559ActiveIndividual· Anesthesiology, Pain Medicine· Jackson, MS
Anesthesiology, Pain Medicine (M.D.) with Perioperative Services of Mississippi, LLC and 2 other groups, practicing in Jackson, Mississippi. In 2024 Medicare paid $163,070 for 327 patients, and Part D covered 846 of their prescriptions, 88% of them generic. Abbott Laboratories was the largest of 6 companies reporting payments in 2025, $310.09 in all, mostly food and beverage. Lists Mississippi Baptist Medical Center as a hospital affiliation.
Overview
| NPI | 1417343559 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 15, 2015 |
| Last updated in NPPES | May 19, 2026 |
| Certified by provider | May 19, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology, Pain Medicine Primary | 207LP2900X | 33695 | MS |
| Pain Medicine, Interventional Pain Medicine | 208VP0014X | DR.0064172 | CO |
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 - Pain Management (CO); Practitioner - Anesthesiology (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 327 |
|---|---|
| Services billed | 4,977 across 62 procedure codes |
| Paid by Medicare | $163,070 |
Part D prescriptions in 2024
| Prescriptions (claims) | 846 · 897 30-day fills |
|---|---|
| Patients | 218 |
| Total drug cost | $64,354 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Anesthesiology |
Medical groups
- Perioperative Services of Mississippi, LLCJackson, MS · 92 clinicians
- Kdmc Physician Clinics LLCBrookhaven, MS · 32 clinicians
- Flowood Pain Center, LLCFlowood, MS · 24 clinicians
Hospital affiliation
- Mississippi Baptist Medical CenterJackson, MS
Industry payments (Open Payments)
- 2025$310.09 · 11 payments from 6 companies
- 2024$2,038 · 44 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $129.10 | 2 |
| Medtronic, Inc. | $90.00 | 5 |
| Biotronik Nro, Inc. | $37.00 | 1 |
| La Jolla Pharmaceutical Company | $19.88 | 1 |
| Boston Scientific Corporation | $18.07 | 1 |
What the 2025 payments were for
- Food and Beverage$310.09 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 pain medicine anesthesiologists in Jackson · All pain medicine anesthesiologists in Mississippi