Samantha Michelle Chan Buffington, FNP
Family Nurse Practitioner · Yorba Linda, CA
Samantha Michelle Chan Buffington, FNP is a family nurse practitioner with a practice address in Yorba Linda, California, and NPI 1629680087, issued on Aug 18, 2020. Check the license (California 95010633, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Samantha Michelle Chan Buffington
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95010633 CA
Self-reported in NPPES; status is on the state search - Practice location
- 18080 Imperial Hwy, Yorba Linda, CA 92886
- Phone
- (714) 961-1054
- Enumerated
- Aug 18, 2020
- Record last updated
- Nov 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20210202003335); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 18080 Imperial Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kaylinne Chang, NPFamily Nurse Practitioner1083029292
- Freddy Chung, FNP-C, PCCN, PHNFamily Nurse Practitioner1417569906
- Jalee Dudding, NURSE PRACTITIONERFamily Nurse Practitioner1962094474
- Sabrina HuynhPharmacist1497319271
- Mariam Latif, PHARMDPharmacist1629617659
- Tracy NguyenPharmacist1831753789
Verify Samantha Michelle Chan Buffington in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95010633Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family nurse practitioner in 2024
14 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 78.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $55.50
1 payment: food and beverage; the largest payer was Phadia US Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Minuteclinic Diagnostic Medical Group OF Orange County IncIrvine, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Samantha Michelle Chan Buffington among 16,966 family nurse practitioner records in California
Samantha Michelle Chan Buffington, FNP is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 56% of them.
- NPI issued2020 · 56% of these records are older, 38% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2018 · median 2019 among the 6,793 with a school on file
- Record last updated2025 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
34 family nurse practitioner records list a practice address in Yorba Linda
They are 34 of the 748 NPPES records with a practice address in Yorba Linda, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Yorba Linda → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Cecilia Aubrey, NURSE PRACTITIONERYorba Linda, CA 928861568946424
- Claudia Biriescu, FNPYorba Linda, CA 928861437575974
- Kaylinne Chang, NPYorba Linda, CA 928861083029292
- Brigitte Foster, FNPYorba Linda, CA 928861942707039
- Beth Haney, DNP, FNP-CYorba Linda, CA 928861346340049
- Melissa Kyle, NPYorba Linda, CA 928861720594179
- Shital Patel, FNPYorba Linda, CA 928861093166415
- Nicole Schalliol, MSN, FNP-CYorba Linda, CA 928861538352208
Common questions
What is Samantha Michelle Chan Buffington, FNP's NPI number?
Samantha Michelle Chan Buffington, FNP's National Provider Identifier (NPI) is 1629680087, issued on Aug 18, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Samantha Michelle Chan Buffington, FNP located?
The NPPES record lists a practice address at 18080 Imperial Hwy, Yorba Linda, CA, 92886. Phone: (714) 961-1054. Providers update this record themselves, so call before visiting.
How can I verify Samantha Michelle Chan Buffington, FNP's license?
NPPES lists California license number 95010633, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Samantha Michelle Chan Buffington, FNP prescribe under Medicare Part D?
In 2024, Samantha Michelle Chan Buffington, FNP had 14 Medicare Part D claims; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Samantha Michelle Chan Buffington, FNP's MIPS final score?
The 2023 MIPS final score is 78.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.