Eunji Back
Physician Assistant · Laguna Woods, CA
Eunji Back is a physician assistant with a practice address in Laguna Woods, California, and NPI 1942919675, issued on Nov 21, 2022. Check the license (California PA63479, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Eunji Back
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA63479 CA
Self-reported in NPPES; status is on the state search - Practice location
- 24331 EL Toro RD Ste 200, Laguna Woods, CA 92637
- Phone
- (949) 586-3200
- Enumerated
- Nov 21, 2022
- Record last updated
- Jan 23, 2024
- Medicare enrollment
- Enrolled (PECOS I20240208001179); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 24331 EL Toro RD Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Arash Aminian, M.D.Orthopaedic Foot and Ankle Surgery Physician1154363554
- Danny Mario Asfahani, ORTHO TECHNICIANTechnician/Technologist1548024011
- Linda Bow, ATC, PA-CPhysician Assistant1972973329
- Candice Castro, PA-CSurgical Physician Assistant1457645574
- Emily Clarke, MDOrthopaedic Hand Surgery Physician1164082368
- Stacy Cohen-Barrera, PACMedical Physician Assistant1689615361
Verify Eunji Back in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA63479Check 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% more Medicare Part D claims than the average physician assistant in 2024
1,159 Medicare Part D claims for 375 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 374 claims were for opioids.
Most prescribed
- Meloxicam418 claims
- Hydrocodone-Acetaminophen315 claims
- Gabapentin76 claims
- Amoxicillin69 claims
- Xarelto53 claims
- Celecoxib41 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.
Bills Medicare through one group practice
- OrthowestIrvine, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
9 physician assistant records list a practice address in Laguna Woods
They are 9 of the 185 NPPES records with a practice address in Laguna Woods, and 14,451 physician assistant records in California.
All 9 in Laguna Woods → All 14,451 in California → Every provider in Laguna Woods →
Other physician assistant records in California
- Marcia -Galbraith, PAStockton, CA1407143274
- Danny Abad, PAOrange, CA1477158673
- Lea Dominique Abadies, PATustin, CA1124754254
- Rea Elizabeth Abaniel, P.A.-CSeal Beach, CA1396173621
- Ramina Abbasi, PA-CSignal Hill, CA1093448300
- Ariel Abbott, PA-CStockton, CA1780334342
- Barrie Abbott, PA-CAnza, CA1861602575
- Elizabeth Abbott, PA-CSan Diego, CA1437540762
- Terri Abbott, P.A.La Jolla, CA1811165566
- Angela Abboud, MMS, PA-CSanta Rosa, CA1114399334
Common questions
What is Eunji Back's NPI number?
Eunji Back's National Provider Identifier (NPI) is 1942919675, issued on Nov 21, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Eunji Back located?
The NPPES record lists a practice address at 24331 EL Toro RD Ste 200, Laguna Woods, CA, 92637. Phone: (949) 586-3200. Providers update this record themselves, so call before visiting.
How can I verify Eunji Back's license?
NPPES lists California license number PA63479, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Eunji Back prescribe under Medicare Part D?
In 2024, Eunji Back had 1,159 Medicare Part D claims for 375 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
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.