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

Lorien Sunhye Ahn, MD

Individual provider Internal Medicine Physician · NPI 1033542683

Lorien Sunhye Ahn, MD is an Internal Medicine in Santa Monica, California. Graduated from Mercer University School of Medicine in 2017, 9 years ago. Practices with The Regents of the University of California, a 1,414-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
9
Trained at
Mercer University School of Medicine
Licensed in
CA
In the registry since
2013
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2336 Santa Monica Blvd Ste 301
Santa Monica, CA 90404-2067
Phone: (310) 998-9118
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A159674 (CA)

Record details

NPI number1033542683
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 19, 2013
Last updated in NPPESJune 30, 2025
Certification dateJune 30, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMERCER UNIVERSITY SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice The Regents Of The University Of California — 1414 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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