DR. MARK LAWRENCE SILEN MD, MBA
NPI 1801801394
Surgery - Pediatric Surgery in Portland, OR

Q: What is Mark Silen's NPI number?

The NPI number for Mark Silen is 1801801394. It was assigned to this individual provider in the NPPES registry on July 31, 2006.

Q: What is Mark Silen's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Pediatric Surgery, with taxonomy code 2086S0120X.

Q: When was this NPI record last updated?

The NPPES record for Mark Silen was last updated on April 2, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 31, 2006

2552 NW MILDRED ST, PORTLAND, OR 97210(503) 310-9611 Get Directions Write a Review

NPPES record last updated: April 2, 2013. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Mark Lawrence Silen Md, Mba NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARK LAWRENCE SILEN MD, MBA (NPI 1801801394) is an individual pediatric surgery provider in Portland, Oregon, licensed in Oregon (MD22074) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1801801394

Entity TypeIndividualMale

Primary Taxonomy2086S0120X

Provider Legal NameDR. MARK LAWRENCE SILENCredential: MD, MBA

Location Address2552 NW MILDRED STPortland, OR 97210-3337

Mailing Address2552 Nw Mildred StPortland, OR 97210-3337

Phone(503) 310-9611

Sole ProprietorYes

Enumeration DateJuly 31, 2006

Last NPPES UpdateApril 2, 2013

✔ NPI 1801801394 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgery · Pediatric SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code2086S0120X

License✔ Licensed in OR · MD22074

Definition

A surgeon with expertise in the management of surgical conditions in premature and newborn infants, children and adolescents.

2552 NW MILDRED ST, Portland, OR 97210

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Other Identifiers 2

Medicaid134165OR

Medicare UPINE07631

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Silen's NPI number?

The NPI number for Mark Silen is 1801801394. It was assigned to this individual provider in the NPPES registry on July 31, 2006.

Where is Mark Silen located?

Mark Silen practices at 2552 NW Mildred St, Portland, OR 97210. The listed phone number is (503) 310-9611.

What is Mark Silen's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Pediatric Surgery, with taxonomy code 2086S0120X.

When was this NPI record last updated?

The NPPES record for Mark Silen was last updated on April 2, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.