Quick answers
- Does Stephanie Y. Kim accept Medicare assignment?
- Yes. Medicare's clinician data says Stephanie Y. Kim 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 Stephanie Y. Kim see?
- In 2024, CMS data shows 1,090 Original Medicare patients and 4,583 services for Stephanie Y. Kim. This counts Original Medicare only and measures volume, not quality.
- What is Stephanie Y. Kim's NPI number?
- 1700107265. 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 Stephanie Y. Kim, 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 | 1,090 |
|---|---|
| Services billed to Medicare | 4,583 |
| Different services or procedures | 40 |
| Participating Medicare provider | Yes |
| Average age of these patients | 81 |
Most frequent services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)1,919 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)1,070 services
- Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes (99305)591 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)386 services
- Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more (99306)116 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%
- Depression46%
- Chronic kidney disease46%
- Diabetes44%
Practice locations
Addresses where Stephanie Y. Kim is enrolled with Medicare (CMS data updated October 2, 2026).
- 17100 Euclid StFountain Valley, CA 92708 (714) 966‑7200
- 2010 E 1st St, Suite 100Santa Ana, CA 92705 (714) 556‑7246
Group practices
Medicare enrollment lists Stephanie Y. Kim as a member of these groups (CMS data updated October 2, 2026).
- Alpha Hospitalist Group Inc14 clinicians in the group
- Elite Pain Management Inc.3 clinicians in the group
Specialties
Find other Physical Medicine and Rehabilitation doctors in California →
Other rehabilitation doctors in Fountain Valley
Clinicians with the same Medicare primary specialty in Fountain Valley, CA — not a recommendation.
Other clinicians in Alpha Hospitalist Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2010 (16 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700107265 |
| 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