Quick answers
- Which hospitals does Allen V. Phan work at?
- Medicare's official clinician data lists Allen V. Phan at 1 hospital: Contra Costa Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Allen V. Phan see patients?
- Medicare's clinician data lists 2 practice locations, including Concord, CA and San Pablo, CA. Call before your visit to confirm the address.
- What is Allen V. Phan's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Allen V. Phan accept Medicare assignment?
- Yes. Medicare's clinician data says Allen V. Phan 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 Allen V. Phan offer telehealth?
- Medicare's clinician data says Allen V. Phan offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Allen V. Phan?
- (925) 646-5480, as listed in official Medicare / NPI Registry data.
- What is Allen V. Phan's NPI number?
- 1053804393. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Allen V. Phan works
Medicare's Facility Affiliation Data lists Allen V. Phan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Contra Costa Regional Medical CenterMartinez, CA · Acute Care Hospital · CCN 050276
Practice locations
Addresses where Allen V. Phan is enrolled with Medicare (CMS data updated 2026-10-02).
- 1420 Willow Pass RdConcord, CA 94520 (925) 646‑5480
- 2523 El Portal DrSan Pablo, CA 94806 (510) 215‑3730
Group practices
Medicare enrollment lists Allen V. Phan as a member of this group (CMS data updated 2026-10-02).
- Contra Costa County76 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Concord
Clinicians with the same Medicare primary specialty in Concord, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Virginia Tech Carilion School Of Medicine |
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1053804393 |
| 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