Sisham Ingnam, M.D.
NPI 1427484682ActiveIndividual· Internal Medicine, Infectious Disease· Cheyenne, WY
Internal Medicine, Infectious Disease (M.D.) with Cheyenne Regional Physicians Group LLC, practicing in Cheyenne, Wyoming. In 2024 Medicare paid $104,491 for 353 patients, and Part D covered 212 of their prescriptions, 88% of them generic. Insmed, Inc. was the largest of 4 companies reporting payments in 2025, $161.16 in all, mostly food and beverage. Lists Cheyenne Regional Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1427484682 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 19, 2013 |
| Last updated in NPPES | Apr 3, 2025 |
| Certified by provider | Apr 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 11615A | WY |
| Internal Medicine | 207R00000X | 11615A | WY |
| Hospitalist | 208M00000X | 11615A | WY |
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 - Hospitalist (WY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 353 |
|---|---|
| Services billed | 1,211 across 17 procedure codes |
| Paid by Medicare | $104,491 |
Part D prescriptions in 2024
| Prescriptions (claims) | 212 · 241 30-day fills |
|---|---|
| Patients | 92 |
| Total drug cost | $70,289 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Hospitalist |
| Secondary specialties | Infectious Disease |
| Telehealth | Offers telehealth |
Medical group
- Cheyenne Regional Physicians Group LLCCheyenne, WY · 103 clinicians
Hospital affiliations
- Cheyenne Regional Medical CenterCheyenne, WY
- Ivinson Memorial HospitalLaramie, WY
- Medical Center of the RockiesLoveland, CO
- Regional West Medical CenterScottsbluff, NE
Industry payments (Open Payments)
- 2025$161.16 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insmed, Inc. | $92.14 | 4 |
| Merck Sharp & Dohme LLC | $25.70 | 1 |
| Ani Pharmaceuticals, Inc. | $23.70 | 1 |
| Astellas Pharma US Inc | $19.62 | 1 |
What the 2025 payments were for
- Food and Beverage$135.46 · 6 payments
- Education$25.70 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other infectious disease specialists in Cheyenne
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