Chin-Yu Jean Lo, MD
Emergency Medicine Physician · Lancaster, CA
Chin-Yu Jean Lo, MD is an emergency medicine physician with a practice address in Lancaster, California, and NPI 1487889341, issued on May 21, 2009. Check the license (California A106147, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Chin-Yu Jean Lo
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A106147 CA
Self-reported in NPPES; status is on the state search - Practice location
- 43830 10TH St W, Lancaster, CA 93534
- Phone
- (661) 940-1421
- Enumerated
- May 21, 2009
- Record last updated
- Aug 24, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20091106000326); accepts Medicare assignment
- Medical or professional school
- University Of Iowa, Rj & L Carver College Of Medicine, 2005
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 43830 10TH St W
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Oluwadamilola AderibigbeNurse Practitioner1063133387
- Michael Burr, M.D.Anesthesiology Physician1124053939
- Gustavo Casas, DPTPhysical Therapist1033698808
- Ilder Cervantes SanchezNurse's Aide1285459727
- Yong Chung, M,D,Anesthesiology Physician1881625135
- Mary Garcia-Casas, PTPhysical Therapist1700365574
Verify Chin-Yu Jean Lo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A106147Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average emergency medicine physician in 2024
88 Medicare Part D claims for 69 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin19 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): 85.2 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).
Bills Medicare through 2 group practices
- Faculty Physicians And Surgeons OF LlusmLoma Linda, CA
- Gem Medical Group CorporationMonterey Park, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chin-Yu Jean Lo among 7,751 emergency medicine physician records in California
Chin-Yu Jean Lo, MD is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 54% of them.
- NPI issued2009 · 54% of these records are older, 42% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2005 · median 2011 among the 4,560 with a school on file
- Record last updated2010 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Lancaster → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Frederic Auerbach, MDLancaster, CA 935341023074713
- Mark Brown, MDLancaster, CA 935341336105675
- Frank Detrana, MDLancaster, CA 935341043275407
- Travis Deuson, MDLancaster, CA 935341598720963
- Diane Kehrli, NPLancaster, CA 935341174581532
- Thomas Lee, MDLancaster, CA 935341194781898
- Michael Leidner, MDLancaster, CA 935341538124987
- Andrew Lesser, M.D.Lancaster, CA 935341952326381
Common questions
What is Chin-Yu Jean Lo, MD's NPI number?
Chin-Yu Jean Lo, MD's National Provider Identifier (NPI) is 1487889341, issued on May 21, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Chin-Yu Jean Lo, MD located?
The NPPES record lists a practice address at 43830 10TH St W, Lancaster, CA, 93534. Phone: (661) 940-1421. Providers update this record themselves, so call before visiting.
How can I verify Chin-Yu Jean Lo, MD's license?
NPPES lists California license number A106147, 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 Chin-Yu Jean Lo, MD prescribe under Medicare Part D?
In 2024, Chin-Yu Jean Lo, MD had 88 Medicare Part D claims for 69 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Chin-Yu Jean Lo, MD's MIPS final score?
The 2023 MIPS final score is 85.2 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.