Quick answers
- Which hospitals does Niren Angle work at?
- Medicare's official clinician data lists Niren Angle at 4 hospitals: Contra Costa Regional Medical Center, John Muir Medical Center - Concord Campus, John Muir Medical Center - Walnut Creek Campus and Mercy Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Niren Angle see patients?
- Medicare's clinician data lists 1 practice location in Danville, CA. Call before your visit to confirm the address.
- What is Niren Angle's specialty?
- Medicare lists Vascular Surgery as the primary specialty.
- Does Niren Angle accept Medicare assignment?
- Yes. Medicare's clinician data says Niren Angle 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.
- What is the phone number for Niren Angle?
- (925) 676-2600, as listed in official Medicare / NPI Registry data.
- What is Niren Angle's NPI number?
- 1720045412. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Niren Angle works
Medicare's Facility Affiliation Data lists Niren Angle 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
- Mercy Medical CenterMerced, CA · Acute Care Hospital · CCN 050444
Practice locations
Addresses where Niren Angle is enrolled with Medicare (CMS data updated 2026-10-02).
- 1320 El Capitan Dr, Suite 120Danville, CA 94526 (925) 676‑2600
Group practices
Medicare enrollment lists Niren Angle as a member of this group (CMS data updated 2026-10-02).
- East Bay Cardiovascular and Thoracic Associates Inc17 clinicians in the group
Specialties
- Vascular Surgeryprimary
Other vascular surgeons in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720045412 |
| 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