Pao Y. Chiu, M.D.
Emergency Medicine Physician · Los Angeles, CA
Pao Y. Chiu, M.D. is an emergency medicine physician with a practice address in Los Angeles, California, and NPI 1285686592, issued on May 16, 2006. Check the license (California A82770, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Pao Y. Chiu
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A82770 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1225 Wilshire Blvd, Los Angeles, CA 90017
- Phone
- (213) 977-2423
- Enumerated
- May 16, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00A827700 CA
- Medicare enrollment
- Enrolled (PECOS I20031223000870); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 1999
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 1225 Wilshire Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hanan Abdelfattah, PAPhysician Assistant1699230953
- Mari Abdulian, PA-CPhysician Assistant1629307947
- Nicholas Abraham, M.D.Emergency Medicine Physician1770984098
- Tiffany Abramson, MDEmergency Medicine Physician1154793586
- Nicole Adams, FNPFamily Nurse Practitioner1730889270
- Gabrielle Ahlzadeh, MDEmergency Medicine Physician1225427172
Verify Pao Y. Chiu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A82770Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% more Medicare Part D claims than the average emergency medicine physician in 2024
405 Medicare Part D claims for 264 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 70 claims were for opioids.
Most prescribed
- Cephalexin56 claims
- Tramadol Hcl52 claims
- Prednisone20 claims
- Azithromycin19 claims
- Pantoprazole Sodium19 claims
- Ondansetron Odt18 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 MIPS final score for 2023 (Medicare payment program): 93.4 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $40.70
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 12,335 providers of this specialty with any payment received $953.79 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 2 group practices
- Glendale Adventist Emergency Physicians IncorporatedGlendale, CA
- Synergy Observation Specialists PCSimi Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Pao Y. Chiu among 7,751 emergency medicine physician records in California
Pao Y. Chiu, 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1999 · median 2011 among the 4,560 with a school on file
- Record last updated2007 · 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 Los Angeles → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Elisa Aponte, M.D.Los Angeles, CA 900171518134634
- Won Ki Chae, MDLos Angeles, CA 900171376789701
- Carl Chudnofsky, MDLos Angeles, CA 900171811958556
- Brian Harris, M.D.Los Angeles, CA 900171285687574
- John Hatherley, M.D.Los Angeles, CA 900171164476883
- Melvin Jackson, MDLos Angeles, CA 900171922049295
- Marynell Jelinek, M.D.Los Angeles, CA 900171487687828
- Robert Kerns, M.D.Los Angeles, CA 900171144274168
Common questions
What is Pao Y. Chiu, M.D.'s NPI number?
Pao Y. Chiu, M.D.'s National Provider Identifier (NPI) is 1285686592, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Pao Y. Chiu, M.D. located?
The NPPES record lists a practice address at 1225 Wilshire Blvd, Los Angeles, CA, 90017. Phone: (213) 977-2423. Providers update this record themselves, so call before visiting.
How can I verify Pao Y. Chiu, M.D.'s license?
NPPES lists California license number A82770, 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 Pao Y. Chiu, M.D. prescribe under Medicare Part D?
In 2024, Pao Y. Chiu, M.D. had 405 Medicare Part D claims for 264 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Pao Y. Chiu, M.D.'s MIPS final score?
The 2023 MIPS final score is 93.4 of 100. 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.