Ather J. Siddiqi, MD
NPI 1700874716ActiveIndividual· Internal Medicine, Pulmonary Disease· The Woodlands, TX
Internal Medicine, Pulmonary Disease (MD) with Privia Medical Group Gulf Coast PLLC, practicing in The Woodlands, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,104,328 for 2,064 claims, against $531,383 paid for services in 2024. Regeneron Healthcare Solutions, Inc. was the largest of 22 companies reporting payments in 2025, $1,845 in all, mostly food and beverage. Lists Chi St Lukes Lakeside Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1700874716 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 12, 2005 |
| Last updated in NPPES | Nov 21, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | K5207 | TX |
| Internal Medicine, Sleep Medicine | 207RS0012X | K5207 | TX |
| Internal Medicine, Critical Care Medicine | 207RC0200X | K5207 | 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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 659 |
|---|---|
| Services billed | 14,290 across 52 procedure codes |
| Paid by Medicare | $531,383 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,064 · 2,975 30-day fills |
|---|---|
| Patients | 388 |
| Total drug cost | $1,104,328 |
| Generic share | 48% of claims |
Education and affiliations
| Graduation year | 1980 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Critical Care (Intensivists), Pulmonary Disease, Sleep Medicine |
| Telehealth | Offers telehealth |
Medical group
- Privia Medical Group Gulf Coast PLLCPearland, TX · 534 clinicians
Hospital affiliations
- Chi St Lukes Lakeside HospitalThe Woodlands, TX
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
- Memorial Hermann Hospital SystemHouston, TX
- Memorial Hermann Northeast HospitalHumble, TX
- St Luke's the Woodlands HospitalThe Woodlands, TX
Industry payments (Open Payments)
- 2025$1,845 · 88 payments from 22 companies
- 2024$1,858 · 88 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $366.23 | 13 |
| Electromed, Inc. | $240.87 | 13 |
| Takeda Pharmaceuticals U.S.A., Inc. | $190.48 | 9 |
| Viatris Specialty LLC | $178.53 | 7 |
| Astrazeneca Pharmaceuticals LP | $140.72 | 11 |
What the 2025 payments were for
- Food and Beverage$1,845 · 88 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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