Quick answers
- Which hospitals does Manjari Nathan work at?
- Medicare's official clinician data lists Manjari Nathan at 3 hospitals: Contra Costa Regional Medical Center, 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 Manjari Nathan see patients?
- Medicare's clinician data lists 6 practice locations, including Alamo, CA, Berkeley, CA and San Jose, CA. Call before your visit to confirm the address.
- What is Manjari Nathan's specialty?
- Medicare lists Pulmonary Disease as the primary specialty, and also Critical Care (Intensivists) and Sleep Medicine.
- Does Manjari Nathan accept Medicare assignment?
- Yes. Medicare's clinician data says Manjari Nathan 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 Manjari Nathan offer telehealth?
- Medicare's clinician data says Manjari Nathan offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Manjari Nathan?
- (925) 932-6330, as listed in official Medicare / NPI Registry data.
- What is Manjari Nathan's NPI number?
- 1033386503. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Manjari Nathan works
Medicare's Facility Affiliation Data lists Manjari Nathan 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
- 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 Manjari Nathan is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1505 Saint Alphonsus WayAlamo, CA 94507 (925) 932‑6330
- 2450 Ashby AveBerkeley, CA 94705 (510) 204‑4444
- 2520 Samaritan DrSan Jose, CA 95124
- 2637 Shadelands DrWalnut Creek, CA 94598
- 350 Hawthorne AveOakland, CA 94609 (510) 655‑4000
Group practices
Medicare enrollment lists Manjari Nathan as a member of these groups (CMS data updated 2026-10-02).
- Inpatient Specialists of California PC385 clinicians in the group
- Bass Medical Group291 clinicians in the group
Specialties
- Pulmonary Diseaseprimary
- Critical Care (Intensivists)also
- Sleep Medicinealso
Other pulmonologists in Alamo
Clinicians with the same Medicare primary specialty in Alamo, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1998 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1033386503 |
| 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