Joseph George Mammarappallil, PHD, MD
NPI 1659514727ActiveIndividual· Radiology, Diagnostic Radiology· Durham, NC
Radiology, Diagnostic Radiology (PHD, MD) in Durham, North Carolina, trained at Texas Tech University Health Science Center School of Medicine (class of 2009). Medicare paid $38,554 for services to 1,231 patients in 2024. Galvanize Therapeutics, Inc was the largest of 10 companies reporting payments in 2025, $160,638 in all, mostly consulting fees.
Overview
| NPI | 1659514727 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHD, MD |
| Sole proprietor | No |
| NPI issued | Apr 19, 2009 |
| Last updated in NPPES | May 6, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 2014-00845 | NC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Diagnostic Radiology (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,231 |
|---|---|
| Services billed | 1,689 across 31 procedure codes |
| Paid by Medicare | $38,554 |
Education and affiliations
| Medical school | Texas Tech University Health Science Center School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Diagnostic Radiology |
| Telehealth | Offers telehealth |
Medical group
- Duke Health Integrated Practice, IncDurham, NC · 3,185 clinicians
Hospital affiliation
- Duke University HospitalDurham, NC
Industry payments (Open Payments)
- 2025$160,638 · 165 payments from 10 companies
- 2024$181,254 · 163 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Galvanize Therapeutics, Inc | $98,996 | 89 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $42,797 | 49 |
| Bard Peripheral Vascular, Inc. | $11,822 | 7 |
| Polarean, Inc. | $4,518 | 5 |
| Intuitive Surgical, Inc. | $1,839 | 7 |
What the 2025 payments were for
- Consulting Fee$96,437 · 20 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$33,865 · 8 payments
- Travel and Lodging$21,713 · 46 payments
- Food and Beverage$8,622 · 91 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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