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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. MARK VERNON COLAIANNI D.M.D.
NPI 1952381808
Dentist - General Practice in Oak Harbor, WA

Active since January 18, 2006
3475 N SARATOGA ST, OAK HARBOR, WA 98278(360) 257-2301 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Mark Vernon Colaianni D.m.d. NPPES

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

DR. MARK VERNON COLAIANNI D.M.D. (NPI 1952381808) is an individual general practice provider in Oak Harbor, Washington, licensed in Pennsylvania (DS026242L) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1952381808
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. MARK VERNON COLAIANNICredential: D.M.D.
Location Address3475 N SARATOGA STOak Harbor, WA 98278-4927
Mailing Address4822 Hartford WayMukilteo, WA 98275-6004 · (425) 493-2790
Phone(360) 257-2301
Sole ProprietorNo
Enumeration DateJanuary 18, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1952381808 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in PA · DS026242L
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
3475 N SARATOGA ST, Oak Harbor, WA 98278
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

REINA LORENE LOPEZ DO
General Practice
3475 N SARATOGA ST
OAK HARBOR, WA 98278
Island County (360) 257-9918
DR. CHRISTIAN MASCARO DO
Military Health Care Provider
3475 N SARATOGA ST
OAK HARBOR, WA 98278
Island County (360) 257-9500
FRANK WILLIAM HOLIBER DO
Military Health Care Provider
3475 N SARATOGA ST
OAK HARBOR, WA 98278
Island County (360) 257-9500
EMILY LYNETTE POE
General Practice
3475 N SARATOGA ST
OAK HARBOR, WA 98278
Island County (367) 257-9651
DR. VERNON DALE MORGAN M.D.
Family Medicine
3475 N SARATOGA ST
OAK HARBOR, WA 98278
Island County (360) 257-9918
DR. KATHLEEN SLOCUM MD
Radiology (Diagnostic Radiology)
3475 N SARATOGA ST
OAK HARBOR, WA 98278
Island County (360) 257-9640
KELLI RANDELL M.D.
Internal Medicine
3475 N SARATOGA ST
OAK HARBOR, WA 98278
Island County (360) 257-9561
MRS. LISA SUZANNE CZUBERNAT NURSE
Registered Nurse (Case Management)
3475 N SARATOGA ST
OAK HARBOR, WA 98278
Island County (360) 257-9833

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 Colaianni's NPI number?

The NPI number for Mark Colaianni is 1952381808. It was assigned to this individual provider in the NPPES registry on January 18, 2006.

Where is Mark Colaianni located?

Mark Colaianni practices at 3475 N Saratoga St, Oak Harbor, WA 98278. The listed phone number is (360) 257-2301.

What is Mark Colaianni's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Mark Colaianni was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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.