Provider Profile
Listed in the NPI registry as a nurse practitioner — primary care, Chan-Yun Yang practices in Mangilao, GU. Chan-Yun is also listed as specializing in nurse practitioner. Medicare claims data shows Chan-Yun provided 1,749 services to 537 patients. The services billed most often include subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes, subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more, and advance care planning, first 30 minutes. NPI 1225662141 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
263 ROUTE 10
Mangilao, GU 96913
Within Nurse Practitioner - Primary Care generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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1,749 services · 537 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
958 | More often than most peers in Nurse Practitioner — Primary Care |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
414 | More often than most peers in Nurse Practitioner — Primary Care |
| Advance care planning, first 30 minutes | Office visit | 99497 |
191 | More than most peers in Nurse Practitioner — Primary Care |
| Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | Office visit | 99310 |
125 | More often than most peers in Nurse Practitioner — Primary Care |
| Transitional care management services for problem of high complexity | Office visit | 99496 |
35 | More often than most peers in Nurse Practitioner — Primary Care |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
26 | As often as other peers in Nurse Practitioner — Primary Care |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Chan-Yun Yang is a nurse practitioner in Mangilao, GU. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Primary Care”.
NPI registry
Chan-Yun Yang is listed at 263 Route 10, Mangilao, GU 96913. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (671) 685-6728. Contact the office directly to confirm availability and scheduling.
NPI registry
Chan-Yun Yang's National Provider Identifier is 1225662141. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Chan-Yun Yang attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
Chan-Yun Yang has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Chan-Yun Yang the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Chan-Yun Yang. If this is you, claiming it is free.
Guide.md
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