Andrew David Louie, M.D.
Emergency Medicine Physician · Torrance, CA
Andrew David Louie, M.D. is an emergency medicine physician with a practice address in Torrance, California, and NPI 1518151968, issued on Aug 29, 2007. Check the license (California A103150, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Andrew David Louie
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- A103150 CA
125047692 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4101 Torrance Blvd, Torrance, CA 90503
- Phone
- (310) 540-7676
- Enumerated
- Aug 29, 2007
- Record last updated
- Sep 19, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (405) 751-3183
- Medicaid ID
- 1518151968 CA
- Medicare enrollment
- Enrolled (PECOS I20080610000362); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 2004
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 4101 Torrance Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janette Aceituno, AGPCNPNurse Practitioner1366335341
- Caroline Altergott, MDEmergency Medicine Physician1902841901
- Kellie AmanoPharmacist1558070458
- Shama Ambe, M.DNeonatal-Perinatal Medicine Physician1780881763
- Henry Amberg, M.D.Anesthesiology Physician1336167048
- Anne Arafat, PHARM. D.Geriatric Pharmacist1730304452
Verify Andrew David Louie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A103150Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% fewer Medicare Part D claims than the average emergency medicine physician in 2024
153 Medicare Part D claims for 112 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 23 claims were for opioids.
Most prescribed
- Cephalexin26 claims
- Hydrocodone-Acetaminophen19 claims
- Ondansetron Odt17 claims
- Albuterol Sulfate Hfa12 claims
- Prednisone12 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): 92.2 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 one group practice
- Emergency Specialist Physicians Medical Associates, IncTorrance, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrew David Louie among 7,751 emergency medicine physician records in California
Andrew David Louie, M.D. 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 2007, is newer than 40% of them.
- NPI issued2007 · 40% of these records are older, 50% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2004 · median 2011 among the 4,560 with a school on file
- Record last updated2012 · 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).
197 emergency medicine physician records list a practice address in Torrance
They are 197 of the 8,901 NPPES records with a practice address in Torrance, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Torrance → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Caroline Altergott, MDTorrance, CA 905031902841901
- Thomas Blush, MDTorrance, CA 905031053343384
- Paul Bryan, MDTorrance, CA 905031396786315
- Frederick Carr, MDTorrance, CA 905031437100211
- Robert Chavez, MDTorrance, CA 905031902829187
- Luke Conovaloff, MDTorrance, CA 905031285690362
- Michelle Finkel, MDTorrance, CA 905031558312330
- Marianne Gausche, MDTorrance, CA 905031487666715
Common questions
What is Andrew David Louie, M.D.'s NPI number?
Andrew David Louie, M.D.'s National Provider Identifier (NPI) is 1518151968, issued on Aug 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Andrew David Louie, M.D. located?
The NPPES record lists a practice address at 4101 Torrance Blvd, Torrance, CA, 90503. Phone: (310) 540-7676. Providers update this record themselves, so call before visiting.
How can I verify Andrew David Louie, M.D.'s license?
NPPES lists California license number A103150, 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 Andrew David Louie, M.D. prescribe under Medicare Part D?
In 2024, Andrew David Louie, M.D. had 153 Medicare Part D claims for 112 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Andrew David Louie, M.D.'s MIPS final score?
The 2023 MIPS final score is 92.2 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.