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

Individual provider Internal Medicine Physician · NPI 1184620866

Ryan M Klein, MD is an Internal Medicine in Newport Beach, California. Graduated from University of Southern California Keck School of Medicine in 1995, 31 years ago. Practices with Huntington Beach Internal Medicine Group Inc, a 3-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
31
Trained at
University of Southern California Keck School of Medicine
Licensed in
CA
In the registry since
2005
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

1501 Superior Ave Ste 111
Newport Beach, CA 92663-3600
Phone: (949) 274-8030
Fax: (949) 642-3127
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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 A0661244 (CA)

Record details

NPI number1184620866
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 27, 2005
Last updated in NPPESJanuary 17, 2008

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesPULMONARY DISEASE
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice Huntington Beach Internal Medicine Group Inc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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