Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Sean Mickelsen, PA-C

Individual provider Physician Assistant · NPI 1538839246

Sean Mickelsen, PA-C is a Physician Assistant in Los Alamitos, California. Graduated from Jefferson Medical College of Thomas Jefferson University in 2021, 5 years ago. Practices with Queens University Medical Group, a 623-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
5
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
CA
In the registry since
2021
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

3851 Katella Ave Ste 255
Los Alamitos, CA 90720-3353
Phone: (562) 732-4578
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 60053 (CA)

Record details

NPI number1538839246
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedSeptember 14, 2021
Last updated in NPPESDecember 20, 2022
Certification dateNovember 7, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 2021 (5 years in practice)
Group practice Queens University Medical Group — 623 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Los Alamitos