Quick answers
- Which hospitals does Joshua S. Jacobs work at?
- Medicare's official clinician data lists Joshua S. Jacobs at 2 hospitals: John Muir Medical Center - Concord Campus and John Muir Medical Center - Walnut Creek Campus. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joshua S. Jacobs see patients?
- Medicare's clinician data lists 4 practice locations, including San Ramon, CA, Berkeley, CA and Brentwood, CA. Call before your visit to confirm the address.
- What is Joshua S. Jacobs's specialty?
- Medicare lists Allergy/Immunology as the primary specialty, and also Internal Medicine.
- Does Joshua S. Jacobs accept Medicare assignment?
- Yes. Medicare's clinician data says Joshua S. Jacobs 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 Joshua S. Jacobs offer telehealth?
- Medicare's clinician data says Joshua S. Jacobs offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Joshua S. Jacobs?
- (925) 327-1450, as listed in official Medicare / NPI Registry data.
- What is Joshua S. Jacobs's NPI number?
- 1215920673. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joshua S. Jacobs works
Medicare's Facility Affiliation Data lists Joshua S. Jacobs at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- John Muir Medical Center - Concord CampusConcord, CA · Acute Care Hospital · CCN 050496
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA · Acute Care Hospital · CCN 050180
Practice locations
Addresses where Joshua S. Jacobs is enrolled with Medicare (CMS data updated 2026-10-02).
- 2305 Camino Ramon, Suite 225San Ramon, CA 94583 (925) 327‑1450
- 3010 Colby St, Suite 221Berkeley, CA 94705 (510) 644‑2316
- 350 John Muir Pkwy, Suite 180Brentwood, CA 94513 (925) 513‑3140
- 370 N Wiget Ln, Suite 210Walnut Creek, CA 94598 (925) 935‑6252
Group practices
Medicare enrollment lists Joshua S. Jacobs as a member of this group (CMS data updated 2026-10-02).
- Allergy and Asthma Medical Group of the Bay Area Inc20 clinicians in the group
Specialties
- Allergy/Immunologyprimary
- Internal Medicinealso
Other allergist and immunologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Eastern Virginia Medical School |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1215920673 |
| 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