Quick answers
- Does Matthew K. Golubjatnikov accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew K. Golubjatnikov 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 Matthew K. Golubjatnikov's NPI number?
- 1245970722. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew K. Golubjatnikov works
Medicare's Facility Affiliation Data lists Matthew K. Golubjatnikov at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Santa Clara Valley Medical CenterSan Jose, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050038
- Washington HospitalFremont, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050195
Practice locations
Addresses where Matthew K. Golubjatnikov is enrolled with Medicare (CMS data updated October 2, 2026).
- 2000 Mowry AveFremont, CA 94538 (510) 797‑1111
- 2105 Forest AveSan Jose, CA 95128 (408) 947‑2500
- 225 N Jackson AveSan Jose, CA 95116 (408) 259‑5000
Group practices
Medicare enrollment lists Matthew K. Golubjatnikov as a member of these groups (CMS data updated October 2, 2026).
- Emergency Physicians Associates San Jose PC132 clinicians in the group
- Emergency Physicians Associates Fremont PC31 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Fremont
Clinicians with the same Medicare primary specialty in Fremont, CA — not a recommendation.
Other clinicians in Emergency Physicians Associates San Jose PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2022 (4 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245970722 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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