Siddharth Singh, D.O.
NPI 1609134261ActiveIndividual· Anesthesiology· Irvine, CA
Anesthesiology (D.O.) with City of Hope Medical Foundation and 5 other groups, practicing in Irvine, California. Medicare paid $22,952 for services to 66 patients in 2024. Heron Therapeutics, Inc. was the largest of 2 companies reporting payments in 2025, $240.60 in all, mostly food and beverage. Lists Memorialcare Orange Coast Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1609134261 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 1, 2012 |
| Last updated in NPPES | Jan 15, 2026 |
| Certified by provider | Jan 15, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 20A15374 | 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 - Anesthesiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 66 |
|---|---|
| Services billed | 87 across 43 procedure codes |
| Paid by Medicare | $22,952 |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Anesthesiology |
Medical groups
- City of Hope Medical FoundationDuarte, CA · 982 clinicians
- Cep America - Anesthesia PCRedding, CA · 849 clinicians
- Darin Rentz DO PCRedlands, CA · 124 clinicians
- Orange Coast Anesthesia IncGlendale, CA · 87 clinicians
- Socal Anesthesia Solutions IncValencia, CA · 46 clinicians
- Sound Physicians Anesthesiology of California PCSan Jose, CA · 35 clinicians
Hospital affiliations
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
- Memorialcare Saddleback Medical CenterLaguna Hills, CA
- Riverside Community HospitalRiverside, CA
Industry payments (Open Payments)
- 2025$240.60 · 2 payments from 2 companies
- 2024$137.69 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Heron Therapeutics, Inc. | $120.35 | 1 |
| Vertex Pharmaceuticals Incorporated | $120.25 | 1 |
What the 2025 payments were for
- Food and Beverage$240.60 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 62 anesthesiologists in Irvine · All anesthesiologists in California