Karan J. Singh, M.D.
NPI 1700841970ActiveIndividual· Urology· Laguna Hills, CA
Urology (M.D.) in Laguna Hills, California, trained at University of California, Geffen School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $588,179 for 4,371 claims, against $344,859 paid for services in 2024. Teleflex LLC was the largest of 9 companies reporting payments in 2025, $2,103 in all, mostly food and beverage.
Overview
| NPI | 1700841970 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 19, 2006 |
| Last updated in NPPES | Oct 22, 2025 |
| Certified by provider | Oct 22, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | G78227 | CA |
| Specialist | 174400000X | G78227 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Urology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 896 |
|---|---|
| Services billed | 9,233 across 69 procedure codes |
| Paid by Medicare | $344,859 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,371 · 8,667 30-day fills |
|---|---|
| Patients | 1,146 |
| Total drug cost | $588,179 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- Orange County Urology Associates Inc A Medical GroupHuntington Beach, CA · 20 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Memorialcare Saddleback Medical CenterLaguna Hills, CA
- Providence Mission HospitalMission Viejo, CA
Industry payments (Open Payments)
- 2025$2,103 · 26 payments from 9 companies
- 2024$735.69 · 23 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teleflex LLC | $1,560 | 4 |
| Abbvie Inc. | $208.40 | 9 |
| Merck Sharp & Dohme LLC | $84.97 | 3 |
| Astellas Pharma US Inc | $67.67 | 2 |
| Pfizer Inc. | $63.50 | 3 |
What the 2025 payments were for
- Food and Beverage$1,220 · 24 payments
- Travel and Lodging$883.09 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Urology providers in Laguna Hills
- 1437315439
- 1124439443
- 1215992748
- 1437114766
- 1932313483
- 1164051496
- 1972773604
- 1740245919
- 1740843077
- 1477189330
- 1912962614
- 1770580649