Quick answers
- Which hospitals does Ashmi S. Ullal work at?
- Medicare's official clinician data lists Ashmi S. Ullal at 5 hospitals: Kaiser Foundation Hospital-Santa Rosa, Marinhealth Medical Center, Petaluma Valley Hospital, Providence Santa Rosa Memorial Hospital and UCSF Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ashmi S. Ullal see patients?
- Medicare's clinician data lists 3 practice locations, including Petaluma, CA, Santa Rosa, CA and San Francisco, CA. Call before your visit to confirm the address.
- What is Ashmi S. Ullal's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty, and also Family Practice.
- Does Ashmi S. Ullal accept Medicare assignment?
- Medicare's clinician data says Ashmi S. Ullal may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Ashmi S. Ullal?
- (707) 778-2631, as listed in official Medicare / NPI Registry data.
- What is Ashmi S. Ullal's NPI number?
- 1073803722. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ashmi S. Ullal works
Medicare's Facility Affiliation Data lists Ashmi S. Ullal at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Kaiser Foundation Hospital-Santa RosaSanta Rosa, CA · Acute Care Hospital · CCN 050690
- Marinhealth Medical CenterGreenbrae, CA · Acute Care Hospital · CCN 050360
- Petaluma Valley HospitalPetaluma, CA · Acute Care Hospital · CCN 050136
- Providence Santa Rosa Memorial HospitalSanta Rosa, CA · Acute Care Hospital · CCN 050174
- UCSF Medical CenterSan Francisco, CA · Acute Care Hospital · CCN 050454
Practice locations
Addresses where Ashmi S. Ullal is enrolled with Medicare (CMS data updated 2026-10-02).
- 400 N McDowell BlvdPetaluma, CA 94954 (707) 778‑2631
- 401 Bicentennial WaySanta Rosa, CA 95403 (707) 393‑4000
- 505 Parnassus AveSan Francisco, CA 94143 (415) 476‑1000
Group practices
Medicare enrollment lists Ashmi S. Ullal as a member of these groups (CMS data updated 2026-10-02).
- Permanente Medical Group Inc10,996 clinicians in the group
- Providence Medical Foundation1,466 clinicians in the group
- Regents Univ of California UCSF283 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
- Family Practicealso
Other OB-GYNs in Petaluma
Clinicians with the same Medicare primary specialty in Petaluma, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Davis School Of Medicine |
| Graduation year | 2013 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1073803722 |
| 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