Mahmood Islam Siddique, D.O.
NPI 1700976073ActiveIndividual· Internal Medicine· Lawrenceville, NJ
Internal Medicine (D.O.) in Lawrenceville, New Jersey, trained at Midwestern University, Chicago College of Osteopathic Med (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $1,045,395 for 3,813 claims, against $333,467 paid for services in 2024. Axsome Therapeutics, Inc. was the largest of 14 companies reporting payments in 2025, $17,839 in all, mostly honoraria.
Overview
| NPI | 1700976073 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Oct 14, 2006 |
| Last updated in NPPES | Nov 29, 2025 |
| Certified by provider | Nov 29, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 25MB05852900 | NJ |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 25MB05852900 | NJ |
| Specialist | 174400000X | 25MB05852900 | NJ |
| Allergy & Immunology | 207K00000X | 25MB05852900 | NJ |
| Internal Medicine, Sleep Medicine | 207RS0012X | 25MB05852900 | NJ |
| Pain Medicine, Pain Medicine | 208VP0000X | 25MB05852900 | NJ |
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 - Internal Medicine (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 262 |
|---|---|
| Services billed | 51,056 across 100 procedure codes |
| Paid by Medicare | $333,467 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,813 · 8,017 30-day fills |
|---|---|
| Patients | 350 |
| Total drug cost | $1,045,395 |
| Generic share | 73% of claims |
Education and affiliations
| Medical school | Midwestern University, Chicago College of Osteopathic Med |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pulmonary Disease, Sleep Medicine |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$17,839 · 91 payments from 14 companies
- 2024$14,287 · 71 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Axsome Therapeutics, Inc. | $13,848 | 35 |
| Abbvie Inc. | $3,070 | 32 |
| Astrazeneca Pharmaceuticals LP | $361.49 | 5 |
| Jazz Pharmaceuticals Inc. | $154.67 | 2 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $124.99 | 1 |
What the 2025 payments were for
- Honoraria$12,100 · 3 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$2,700 · 2 payments
- Food and Beverage$2,133 · 82 payments
- Travel and Lodging$905.94 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 internal medicine physicians in Lawrenceville · All internal medicine physicians in New Jersey