Allen Sinclair Chen, MD, MPH
Physical Medicine & Rehabilitation Physician · Los Angeles, CA
Allen Sinclair Chen, MD, MPH is a physical medicine & rehabilitation physician with a practice address in Los Angeles, California, and NPI 1992810790, issued on Aug 20, 2006. Check the license (California A106547, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Allen Sinclair Chen
- Credential
- MD, MPH
- Primary taxonomy
- Physical Medicine & Rehabilitation Physician 208100000X
- License number
- A106547 CA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Ucla Medical Plz Ste 755, Los Angeles, CA 90024
- Phone
- (310) 206-2386
- Enumerated
- Aug 20, 2006
- Record last updated
- Oct 14, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (310) 825-3285
- Medicare enrollment
- Enrolled (PECOS I20101101000445); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physical medicine & rehabilitation physician records → All 1,549 in California → Look up another NPI →
Also registered at 100 Ucla Medical Plz Ste 755
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Allen Sinclair Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A106547Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024
45 Medicare Part D claims for 33 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Gabapentin27 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).
Industry payments in 2024: $1,303.21
14 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 3,895 providers of this specialty with any payment received $1,237.86 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
- Regents OF The University OF CaliforniaSanta Monica, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allen Sinclair Chen among 1,549 physical medicine & rehabilitation physician records in California
Allen Sinclair Chen, MD, MPH is one of 1,549 physical medicine & rehabilitation physician records with a practice address in California. 59% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 70% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated2005 · median 2008 among the 786 with a school on file
- Record last updated2019 · 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 208100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physical Medicine & Rehabilitation Physician providers in California
There are 1,549 physical medicine & rehabilitation physician records in California.
All 1,549 in California → Every provider in Los Angeles → Physical Medicine & Rehabilitation Physician nationwide →
The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes
- Garrett Chin, PT, DPT, ATCLos Angeles, CA 900241851816235
- Jae Jung, M.D.Los Angeles, CA 900241184810707
- Rodney Ebrahimian, M.D.Los Angeles, CA 900251295880698
- Andree Leroy, M.D.Los Angeles, CA 900251750578357
- Ann Meyer, MDLos Angeles, CA 900251346313335
- Don Moy, PTAWest Los Angeles, CA 900251205916459
- Brett Nelson, DPTLos Angeles, CA 900251588406342
- Steven Sampson, D.O.Los Angeles, CA 900251528126547
Common questions
What is Allen Sinclair Chen, MD, MPH's NPI number?
Allen Sinclair Chen, MD, MPH's National Provider Identifier (NPI) is 1992810790, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Allen Sinclair Chen, MD, MPH located?
The NPPES record lists a practice address at 100 Ucla Medical Plz Ste 755, Los Angeles, CA, 90024. Phone: (310) 206-2386. Providers update this record themselves, so call before visiting.
How can I verify Allen Sinclair Chen, MD, MPH's license?
NPPES lists California license number A106547, 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 Allen Sinclair Chen, MD, MPH prescribe under Medicare Part D?
In 2024, Allen Sinclair Chen, MD, MPH had 45 Medicare Part D claims for 33 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions only.
What is Allen Sinclair Chen, MD, MPH'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.