Richa Singh, M.D.
NPI 1144575945ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Fremont, CA
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) with California Cardiovascular Consultants, practicing in Fremont, California. Their prescriptions cost Medicare Part D more than their services did: $1,629,248 for 4,429 claims, against $130,276 paid for services in 2024. Amgen Inc. was the largest of 16 companies reporting payments in 2025, $739.87 in all, mostly food and beverage. Lists Highland Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1144575945 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 17, 2012 |
| Last updated in NPPES | Jan 2, 2024 |
| Certified by provider | Jan 2, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | A134959 | CA |
| Internal Medicine | 207R00000X | 27521 | WV |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | 27521 | WV |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Endocrinology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 383 |
|---|---|
| Services billed | 2,585 across 35 procedure codes |
| Paid by Medicare | $130,276 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,429 · 11,983 30-day fills |
|---|---|
| Patients | 385 |
| Total drug cost | $1,629,248 |
| Generic share | 60% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- California Cardiovascular ConsultantsFremont, CA · 29 clinicians
Hospital affiliations
- Highland HospitalOakland, CA
- Washington HospitalFremont, CA
Industry payments (Open Payments)
- 2025$739.87 · 35 payments from 16 companies
- 2024$1,200 · 59 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $153.56 | 7 |
| Novo Nordisk Inc | $147.24 | 9 |
| Lilly USA, LLC | $71.84 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $55.61 | 2 |
| Dexcom, Inc. | $55.03 | 2 |
What the 2025 payments were for
- Food and Beverage$739.87 · 35 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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