Quick answers
- Does Marvin J. Barruga accept Medicare assignment?
- Yes. Medicare's clinician data says Marvin J. Barruga 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.
- How many Medicare patients does Marvin J. Barruga see?
- In 2024, CMS data shows 87 Original Medicare patients and 152 services for Marvin J. Barruga. This counts Original Medicare only and measures volume, not quality.
- What is Marvin J. Barruga's NPI number?
- 1548345143. 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 Marvin J. Barruga, 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 | 87 |
|---|---|
| Services billed to Medicare | 152 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (01938)56 services
- Injection of anesthetic agent and/or steroid into other nerve or branch (64450)13 services
- Injection of anesthetic agent and/or steroid into knee nerve branch using imaging guidance (64454)13 services
- Anesthesia for procedure for total knee joint replacement (01402)12 services
- Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (64447)12 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%
- Arthritis75%
- Diabetes52%
- Ischemic heart disease28%
- Depression24%
Practice locations
Addresses where Marvin J. Barruga is enrolled with Medicare (CMS data updated October 2, 2026).
- 4682 Ontario Mills PkwyOntario, CA 91764 (626) 696‑1400
- 69780 Stellar Dr, Suite BRancho Mirage, CA 92270 (626) 696‑1400
Group practices
Medicare enrollment lists Marvin J. Barruga as a member of this group (CMS data updated October 2, 2026).
- Anesthesia Provider Group Inc3 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), California →
Other nurse anesthetists in Ontario
Clinicians with the same Medicare primary specialty in Ontario, CA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| School | University Of Michigan Medical School |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548345143 |
| 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
- 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