Khawaja Azimuddin, M.D.
NPI 1811946478ActiveIndividual· Surgery· Houston, TX
Surgery (M.D.) with Northwest Colon and Rectal Surgery, P.A., practicing in Houston, Texas. In 2024 Medicare paid $83,854 for 196 patients, and Part D covered 406 of their prescriptions, 88% of them generic. Tela Bio, Inc. was the largest of 2 companies reporting payments in 2025, $1,529 in all, mostly travel and lodging. Lists HCA Houston Healthcare Northwest and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1811946478 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 9, 2006 |
| Last updated in NPPES | May 8, 2023 |
| Certified by provider | May 8, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | M1012 | TX |
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 - Colorectal Surgery (Proctology) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 196 |
|---|---|
| Services billed | 570 across 89 procedure codes |
| Paid by Medicare | $83,854 |
Part D prescriptions in 2024
| Prescriptions (claims) | 406 · 408 30-day fills |
|---|---|
| Patients | 220 |
| Total drug cost | $8,867 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery |
Medical group
- Northwest Colon and Rectal Surgery, P.A.Houston, TX · 3 clinicians
Hospital affiliations
- HCA Houston Healthcare NorthwestHouston, TX
- Houston Methodist Willowbrook HospitalHouston, TX
- St Luke's Hospital at the VintageHouston, TX
Industry payments (Open Payments)
- 2025$1,529 · 3 payments from 2 companies
- 2024$1,826 · 5 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tela Bio, Inc. | $1,511 | 2 |
| Baxter Healthcare | $17.68 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,511 · 2 payments
- Food and Beverage$17.68 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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