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

James S. Otoshi, MD

Individual provider Internal Medicine Physician · NPI 1679681027

James S. Otoshi, MD is a Pulmonary Disease in Escondido, California. Graduated from Harvard Medical School in 1973, 53 years ago. Practices with Arch Health Partners Inc, a 141-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
53
Trained at
Harvard Medical School
Licensed in
CA
In the registry since
2006
Specialties on file
3
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

1955 Citracado Pkwy #301
Escondido, CA 92029-4113
Phone: (760) 489-1458
Fax: (760) 489-1246
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence G27763 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence G27763 (CA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence G27763 (CA)

Record details

NPI number1679681027
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 27, 2006
Last updated in NPPESSeptember 9, 2015
Mailing addressPo Box 28199, San Diego, CA 92198-0199

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1973 (53 years in practice)
Group practice Arch Health Partners Inc — 141 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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