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

Ammar Istwani, MD

Individual provider Specialist · NPI 1386683258

Ammar Istwani, MD is a Diagnostic Radiology in Long Beach, California. Graduated from Ohio State University College of Medicine in 1992, 34 years ago. Practices with Dignity Health Medical Foundation, a 1,204-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
34
Trained at
Ohio State University College of Medicine
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.

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Practice location Address checks out

1045 Atlantic Ave Ste 105
Long Beach, CA 90813
Phone: (562) 491-9167
Fax: (562) 491-7969
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence G80027 (CA)
Specialist Taxonomy 174400000X · Licence G80027 (CA)

Record details

NPI number1386683258
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 6, 2006
Last updated in NPPESAugust 20, 2018
Mailing address1045 Atlantic Ave, Suite 105, Long Beach, CA 90813-3408

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolOHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Dignity Health Medical Foundation — 1204 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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