Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Jun-Ichi Ohara, MD, PHD

Individual provider Internal Medicine Physician · NPI 1578665667

Dr. Jun-Ichi Ohara, MD, PHD is an Internal Medicine in Irvine, California. Qualified in 1975, 51 years ago. Practices with Ohara and Associates a Professional Medical Corporation, a 2-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
51
Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

22 Odyssey Ste 170A
Irvine, CA 92618-3195
Phone: (949) 654-8963
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence AO53621A (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence AO53621A (CA)

Record details

NPI number1578665667
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedSeptember 1, 2006
Last updated in NPPESFebruary 18, 2020
Certification dateFebruary 18, 2020
Mailing address22 Odyssey, Suite 170a, Irvine, CA 92618-3195

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1975 (51 years in practice)
Group practice Ohara And Associates A Professional Medical Corporation — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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