Melissa N. Weis, M.D.
NPI 1821242462ActiveIndividual· Internal Medicine, Pulmonary Disease· Saint Louis, MO
Internal Medicine, Pulmonary Disease (M.D.) with Cep America Illinois Intensivists and 1 other group, practicing in Saint Louis, Missouri. Medicare paid $15,054 for services to 159 patients in 2024. Lists Adventhealth Deland and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1821242462 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 10, 2008 |
| Last updated in NPPES | Mar 14, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 2011028712 | MO |
| Internal Medicine | 207R00000X | 35.096141 | OH |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 2011028712 | MO |
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 - Critical Care (Intensivists) (IL); Practitioner - Pulmonary Disease (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 159 |
|---|---|
| Services billed | 167 across 4 procedure codes |
| Paid by Medicare | $15,054 |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Cep America Illinois IntensivistsElgin, IL · 48 clinicians
- Critical Care Services PCNew York, NY · 33 clinicians
Hospital affiliations
- Adventhealth DelandDeland, FL
- Adventhealth GordonCalhoun, GA
- Anmed HealthAnderson, SC
- Havasu Regional Medical CenterLake Havasu City, AZ
- Hshs St Elizabeth's HospitalO Fallon, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 143 pulmonologists in Saint Louis · All pulmonologists in Missouri