Quick answers
- Does Merlienaida Garcia accept Medicare assignment?
- Medicare's clinician data says Merlienaida Garcia may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Merlienaida Garcia see?
- In 2024, CMS data shows 65 Original Medicare patients and 90 services for Merlienaida Garcia. This counts Original Medicare only and measures volume, not quality.
- What is Merlienaida Garcia's NPI number?
- 1811398969. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Merlienaida Garcia, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 65 |
|---|---|
| Services billed to Medicare | 90 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Critical care, first 30-74 minutes (99291)59 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Atrial fibrillation54%
- Chronic kidney disease51%
- Ischemic heart disease48%
- Heart failure46%
Hospitals where Merlienaida Garcia works
Medicare's Facility Affiliation Data lists Merlienaida Garcia 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.
- Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050305
- Marinhealth Medical CenterGreenbrae, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050360
- UCSF Medical CenterSan Francisco, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050454
Practice locations
Addresses where Merlienaida Garcia is enrolled with Medicare (CMS data updated October 2, 2026).
- 2450 Ashby AveBerkeley, CA 94705 (510) 204‑4444
- 350 Hawthorne AveOakland, CA 94609 (510) 655‑4000
- 505 Parnassus AveSan Francisco, CA 94143 (415) 476‑1000
Group practices
Medicare enrollment lists Merlienaida Garcia as a member of these groups (CMS data updated October 2, 2026).
- University Anesthesia Medical Group408 clinicians in the group
- Inpatient Specialists of California PC385 clinicians in the group
- Regents Univ of California UCSF283 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Berkeley
Clinicians with the same Medicare primary specialty in Berkeley, CA — not a recommendation.
Other clinicians in University Anesthesia Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1811398969 |
| 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
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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