Quick answers
- Does Kristen K. Buono accept Medicare assignment?
- Yes. Medicare's clinician data says Kristen K. Buono 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 Kristen K. Buono see?
- In 2024, CMS data shows 420 Original Medicare patients and 3,221 services for Kristen K. Buono. This counts Original Medicare only and measures volume, not quality.
- What is Kristen K. Buono's NPI number?
- 1245573039. 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 Kristen K. Buono, 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 | 420 |
|---|---|
| Services billed to Medicare | 3,221 |
| Different services or procedures | 51 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Injection, onabotulinumtoxina, 1 unit (J0585)1,700 services
- Urinalysis, manual test (81002)249 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)246 services
- Insertion of temporary bladder tube (51701)124 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)97 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 cholesterol75%
- High blood pressure69%
- Arthritis64%
- Anxiety31%
- Osteoporosis29%
- Depression27%
Practice locations
Addresses where Kristen K. Buono is enrolled with Medicare (CMS data updated October 2, 2026).
- 14011 Park AveVictorville, CA 92392 (888) 750‑0036
- 9961 Sierra AveFontana, CA 92335 (909) 427‑5000
Group practices
Medicare enrollment lists Kristen K. Buono as a member of this group (CMS data updated October 2, 2026).
- Southern California Permanente Medical Group11,293 clinicians in the group
Specialties
- Undefined Physician Type (Specify)primary
- Obstetrics/Gynecologyalso
- Plastic and Reconstructive Surgeryalso
Find other Undefined Physician Type (Specify) doctors in California →
Other physicians in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Other clinicians in Southern California Permanente Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, San Diego School Of Medicine |
| Graduation year | 2013 (13 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245573039 |
| 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