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

Siamak Milanchi, MD

Individual provider Surgery Physician · NPI 1083829956

Siamak Milanchi, MD is a Colorectal Surgery (Proctology) in Irvine, California. Qualified in 1996, 30 years ago. Accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
30
Licensed in
CA
In the registry since
2007
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

16300 Sand Canyon Ave Ste 604
Irvine, CA 92618-3706
Phone: (949) 429-0268
Fax: (949) 420-2180
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Colon & Rectal Surgery Physician (primary) Taxonomy 208C00000X · Licence A92723 (CA)
Surgery Physician Taxonomy 208600000X · Licence A92723 (CA)

Record details

NPI number1083829956
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 13, 2007
Last updated in NPPESOctober 22, 2012

Medicare enrollment

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

Medicare specialtyCOLORECTAL SURGERY (PROCTOLOGY)
Also practisesGENERAL SURGERY
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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