Christina Yeon, M.D.
Hematology & Oncology Physician · South Pasadena, CA
Christina Yeon, M.D. is a hematology & oncology physician with a practice address in South Pasadena, California, and NPI 1235186354, issued on May 27, 2006. Check the license (California A72171, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Christina Yeon
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- A72171 CA
Self-reported in NPPES; status is on the state search - Practice location
- 209 Fair Oaks Ave, South Pasadena, CA 91030
- Phone
- (626) 396-2900
- Enumerated
- May 27, 2006
- Record last updated
- Nov 25, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (626) 799-2889
- Medicare enrollment
- Enrolled (PECOS I20120302000321); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1998
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,583 in California → Look up another NPI →
Also registered at 209 Fair Oaks Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Helen Chen, MDRadiation Oncology Physician1578546388
- Samuel Chung, M.D.Hematology & Oncology Physician1609057157
- Loretta Erhunmwunsee, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1336307735
- Wei Feng, MDEndocrinology, Diabetes & Metabolism Physician1043277601
- Abigail Fong, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1265886691
Verify Christina Yeon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A72171Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
522 Medicare Part D claims for 113 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Anastrozole80 claims
- Letrozole65 claims
- Gabapentin44 claims
- Ondansetron Hcl39 claims
- Tamoxifen Citrate31 claims
- Prochlorperazine Maleate25 claims
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): 99.1 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: $45.00
1 payment: education; the largest payer was Daiichi Sankyo Inc. The 8,560 providers of this specialty with any payment received $7,481.41 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
- City OF Hope Medical FoundationSouth Pasadena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christina Yeon among 1,583 hematology & oncology physician records in California
Christina Yeon, M.D. is one of 1,583 hematology & oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 54% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1998 · median 2003 among the 1,124 with a school on file
- Record last updated2020 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in California
There are 1,583 hematology & oncology physician records in California.
All 1,583 in California → Every provider in South Pasadena → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Samuel Chung, M.D.South Pasadena, CA 910301609057157
- Daniel Kim, M.D.South Pasadena, CA 910301033291562
- Margaret Odonnell, MDSouth Pasadena, CA 910301316955230
- Anna Ter-Zakarian, MDSouth Pasadena, CA 910301174085492
- Kelly Khai Li Yap, M.D.South Pasadena, CA 910301346560786
- Vasanth Kumar, M.D.La Canada, CA 910111689657496
- Vaibhav Agrawal, M.D.Duarte, CA 910101538402565
- Mary Cianfrocca, DODuarte, CA 910101821050550
Common questions
What is Christina Yeon, M.D.'s NPI number?
Christina Yeon, M.D.'s National Provider Identifier (NPI) is 1235186354, issued on May 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christina Yeon, M.D. located?
The NPPES record lists a practice address at 209 Fair Oaks Ave, South Pasadena, CA, 91030. Phone: (626) 396-2900. Providers update this record themselves, so call before visiting.
How can I verify Christina Yeon, M.D.'s license?
NPPES lists California license number A72171, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christina Yeon, M.D. prescribe under Medicare Part D?
In 2024, Christina Yeon, M.D. had 522 Medicare Part D claims for 113 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Christina Yeon, M.D.'s MIPS final score?
The 2023 MIPS final score is 99.1 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.