Quick answers
- Does Crista S. Underwood accept Medicare assignment?
- Yes. Medicare's clinician data says Crista S. Underwood accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Crista S. Underwood's NPI number?
- 1851470892. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Crista S. Underwood is enrolled with Medicare (CMS data updated October 2, 2026).
- 1701 Ocean AveSan Francisco, CA 94112 (415) 452‑2200
- 760 Harrison StSan Francisco, CA 94107 (415) 836‑1700
Group practices
Medicare enrollment lists Crista S. Underwood as a member of this group (CMS data updated October 2, 2026).
- City and County of San Francisco365 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in San Francisco
Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.
Other clinicians in City and County of San Francisco
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2010 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1851470892 |
| 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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