Quick answers
- Which hospitals does Jillian S. Gray work at?
- Medicare's official clinician data lists Jillian S. Gray at 1 hospital: Providence Little Co of Mary Medical Center San Pedro. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jillian S. Gray see patients?
- Medicare's clinician data lists 4 practice locations, including San Pedro, CA, Costa Mesa, CA and San Bernardino, CA. Call before your visit to confirm the address.
- What is Jillian S. Gray's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Osteopathic Manipulative Medicine.
- Does Jillian S. Gray accept Medicare assignment?
- Yes. Medicare's clinician data says Jillian S. Gray 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 Jillian S. Gray offer telehealth?
- Medicare's clinician data says Jillian S. Gray offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Jillian S. Gray?
- (310) 833-2461, as listed in official Medicare / NPI Registry data.
- What is Jillian S. Gray's NPI number?
- 1639296957. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jillian S. Gray works
Medicare's Facility Affiliation Data lists Jillian S. Gray at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Little Co of Mary Medical Center San PedroSan Pedro, CA · Acute Care Hospital · CCN 050078
Practice locations
Addresses where Jillian S. Gray is enrolled with Medicare (CMS data updated 2026-10-02).
- 1366 W 7th StSan Pedro, CA 90732 (310) 833‑2461
- 1600 S Gaffey StSan Pedro, CA 90731 (310) 548‑0201
- 3090 Bristol St, Suite 200Costa Mesa, CA 92626 (888) 789‑9585
- 473 E Carnegie Dr, Suite 200San Bernardino, CA 92408 (562) 803‑4500
Group practices
Medicare enrollment lists Jillian S. Gray as a member of these groups (CMS data updated 2026-10-02).
- GN Medical Associates, Inc39 clinicians in the group
- Careconnectmd Ca PC27 clinicians in the group
- Dr Mona Shah Professional Corporation11 clinicians in the group
Specialties
Other internal medicine doctors in San Pedro
Clinicians with the same Medicare primary specialty in San Pedro, CA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1639296957 |
| 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