Kareem Irshad Shaikh Ahmad, M.D.
NPI 1215220942ActiveIndividual· Internal Medicine, Pulmonary Disease· Westminster, CA
Internal Medicine, Pulmonary Disease (M.D.) with Central Valley Critical Care Medicine - A Professional Corporat and 5 other groups, practicing in Westminster, California. Medicare paid $22,161 for services to 49 patients in 2024. Astrazeneca Pharmaceuticals LP was the largest of 3 companies reporting payments in 2025, $300.59 in all, mostly food and beverage. Lists Anmed Health and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1215220942 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 27, 2011 |
| Last updated in NPPES | Jun 4, 2026 |
| Certified by provider | Jun 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | A128837 | CA |
| Internal Medicine, Critical Care Medicine | 207RC0200X | A128837 | CA |
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 - Internal Medicine (CA); Practitioner - Pulmonary Disease (DC); Practitioner - Internal Medicine (IL); Practitioner - Internal Medicine (NY); Practitioner - Pulmonary Disease (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 177 across 16 procedure codes |
| Paid by Medicare | $22,161 |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pulmonary Disease |
| Telehealth | Offers telehealth |
Medical groups
- Central Valley Critical Care Medicine - A Professional CorporatBakersfield, CA · 33 clinicians
- Critical Care Services PCNew York, NY · 33 clinicians
- Caduceus Physicians Medical GroupYorba Linda, CA · 22 clinicians
- Anchor Medical GroupYorba Linda, CA · 20 clinicians
- Movn Health Medical Group PLLCSeattle, WA · 6 clinicians
- David N. Pham, MD, IncWestminster, CA · 3 clinicians
Hospital affiliations
- Anmed HealthAnderson, SC
- Havasu Regional Medical CenterLake Havasu City, AZ
- Phoebe Sumter Medical CenterAmericus, GA
- Sierra View Medical CenterPorterville, CA
- Summit Healthcare Regional Medical CenterShow Low, AZ
Industry payments (Open Payments)
- 2025$300.59 · 7 payments from 3 companies
- 2024$16.27 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $186.70 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $81.53 | 3 |
| Genzyme Corporation | $32.36 | 1 |
What the 2025 payments were for
- Food and Beverage$300.59 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Pulmonary Disease providers in Westminster
- 1457458630
- 1194604363
- 1043401698
All Internal Medicine, Pulmonary Disease providers in California →