Kay Yan, M.D.
NPI 1417905118 · Diagnostic Radiology Physician · Signal Hill, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kay Yan, M.D. is a Diagnostic Radiology Physician provider in Signal Hill, CA (NPI 1417905118).
Provider details
- NPI number
- 1417905118
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G60384 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,012 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 374 | $204 |
| Ct Scan of Chest Without Contrast71250 | 288 | $144 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 221 | $343 |
| Ct Scan of Abdomen and Pelvis Before and After Contrast74178 | 184 | $391 |
| X-Ray of Chest, 2 Views71046 | 134 | $38 |
| Ct Scan of Chest With Contrast71260 | 97 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2023-03-23
- Certified
- 2023-03-23
Frequently asked questions
- What is Kay Yan's NPI number?
- Kay Yan's National Provider Identifier (NPI) is 1417905118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kay Yan's specialty?
- Kay Yan is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Kay Yan located?
- Kay Yan's practice location on file with NPPES is 2708 E Willow St, Signal Hill, CA 90755-2217.
- What is Kay Yan's phone number?
- The practice phone number listed in the NPPES registry for Kay Yan is (562) 216-5120.
- Does Kay Yan accept Medicare?
- Kay Yan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kay Yan's NPI active?
- Yes — Kay Yan's NPI (1417905118) is active in the NPPES registry as of the last update on 2023-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.