Sridhar Krishnamurthy Iyer, MD
NPI 1043299712ActiveIndividual· Internal Medicine, Pulmonary Disease· Denton, TX
Internal Medicine, Pulmonary Disease (MD) with S Iyer, PA, practicing in Denton, Texas. Their prescriptions cost Medicare Part D more than their services did: $2,012,190 for 2,874 claims, against $278,208 paid for services in 2024. Intuitive Surgical, Inc. was the largest of 23 companies reporting payments in 2025, $1,679 in all, mostly food and beverage. Lists Medical City Denton and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1043299712 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 11, 2006 |
| Last updated in NPPES | Mar 29, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | N5739 | TX |
| Internal Medicine, Critical Care Medicine | 207RC0200X | N5739 | TX |
| Internal Medicine, Sleep Medicine | 207RS0012X | N5739 | 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 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 - Pulmonary Disease (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 946 |
|---|---|
| Services billed | 5,769 across 42 procedure codes |
| Paid by Medicare | $278,208 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,874 · 3,972 30-day fills |
|---|---|
| Patients | 612 |
| Total drug cost | $2,012,190 |
| Generic share | 47% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Sleep Medicine |
| Telehealth | Offers telehealth |
Medical group
- S Iyer, PADenton, TX · 2 clinicians
Hospital affiliations
- Medical City DentonDenton, TX
- North Texas Medical CenterGainesville, TX
- Texas Health Presbyterian Hospital DentonDenton, TX
- Texas Health Presbyterian Hospital Flower MoundFlower Mound, TX
- The Heart Hospital Baylor DentonDenton, TX
Industry payments (Open Payments)
- 2025$1,679 · 62 payments from 23 companies
- 2024$1,176 · 61 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $560.93 | 5 |
| Glaxosmithkline, LLC. | $191.23 | 13 |
| Grifols USA, LLC | $125.14 | 5 |
| Astrazeneca Pharmaceuticals LP | $104.73 | 6 |
| Mallinckrodt Hospital Products Inc. | $99.99 | 1 |
What the 2025 payments were for
- Food and Beverage$1,018 · 56 payments
- Travel and Lodging$560.93 · 5 payments
- Education$99.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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