Quick answers
- Which hospitals does Samarjit Singh work at?
- Medicare's official clinician data lists Samarjit Singh at 5 hospitals: Hoag Memorial Hospital Presbyterian, Memorialcare Long Beach Medical Center, Memorialcare Orange Coast Medical Center, Memorialcare Saddleback Medical Center and UCI Health-Orange. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Samarjit Singh see patients?
- Medicare's clinician data lists 5 practice locations, including Fountain Valley, CA, Westminster, CA and Laguna Hills, CA. Call before your visit to confirm the address.
- What is Samarjit Singh's specialty?
- Medicare lists Pulmonary Disease as the primary specialty, and also Critical Care (Intensivists) and Internal Medicine.
- Does Samarjit Singh accept Medicare assignment?
- Yes. Medicare's clinician data says Samarjit Singh accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Samarjit Singh offer telehealth?
- Medicare's clinician data says Samarjit Singh offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Samarjit Singh?
- (714) 672-0049, as listed in official Medicare / NPI Registry data.
- What is Samarjit Singh's NPI number?
- 1689786139. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Samarjit Singh works
Medicare's Facility Affiliation Data lists Samarjit Singh at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hoag Memorial Hospital PresbyterianNewport Beach, CA · Acute Care Hospital · CCN 050224
- Memorialcare Long Beach Medical CenterLong Beach, CA · Acute Care Hospital · CCN 050485
- Memorialcare Orange Coast Medical CenterFountain Valley, CA · Acute Care Hospital · CCN 050678
- Memorialcare Saddleback Medical CenterLaguna Hills, CA · Acute Care Hospital · CCN 050603
- UCI Health-OrangeOrange, CA · Acute Care Hospital · CCN 050348
Practice locations
Addresses where Samarjit Singh is enrolled with Medicare (CMS data updated 2026-10-02).
- 11100 Warner Ave, Suite 120Fountain Valley, CA 92708 (714) 672‑0049
- 17100 Euclid StFountain Valley, CA 92708 (714) 672‑0049
- 200 Hospital CirWestminster, CA 92683 (714) 672‑0049
- 24451 Health Ctr DrLaguna Hills, CA 92653 (800) 636‑6725
- 9920 Talbert AveFountain Valley, CA 92708 (800) 636‑6725
Specialties
Other pulmonologists in Fountain Valley
Clinicians with the same Medicare primary specialty in Fountain Valley, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1689786139 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians