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DR. TASSOS JOHN SFONDOURIS DDS,MS
NPI 1013220524
Dentist - Periodontics in Severna Park, MD

Active since July 26, 2010
900 RITCHIE HWY, SUITE 103, SEVERNA PARK, MD 21146(410) 647-0200(410) 315-8456 Get Directions Write a Review

NPPES record last updated: July 26, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Tassos John Sfondouris Dds,ms NPPES

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

DR. TASSOS JOHN SFONDOURIS DDS,MS (NPI 1013220524) is an individual periodontics provider in Severna Park, Maryland, licensed in Maryland (14161) and active in the NPI registry since July 2010.

NPPES Registry Identity

NPI1013220524
Entity TypeIndividualMale
Primary Taxonomy1223P0300X
Provider Legal NameDR. TASSOS JOHN SFONDOURISCredential: DDS,MS
Location Address900 RITCHIE HWY, SUITE 103Severna Park, MD 21146-4142
Mailing Address900 Ritchie Hwy, Suite 103Severna Park, MD 21146-4142 · (410) 647-0200 · Fax (410) 315-8456
Phone(410) 647-0200
Fax(410) 315-8456
Sole ProprietorYes
Enumeration DateJuly 26, 2010
✔ NPI 1013220524 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · PeriodonticsDental Providers
Taxonomy Code1223P0300X
License✔ Licensed in MD · 14161
Definition
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.
900 RITCHIE HWY, Severna Park, MD 21146
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana and more.Insurance ›

Other Providers at the Same Location NPPES 4

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

JEAN JACKLIN CRNP
Nurse Practitioner (Family)
900 RITCHIE HWY, SUITE 203
SEVERNA PARK, MD 21146
Anne Arundel County (410) 897-2936
DR. MAYA ALQUEZA VERNON D.D.S.
Dentist (Pediatric Dentistry)
900 RITCHIE HWY, SUITE 101
SEVERNA PARK, MD 21146
Anne Arundel County (410) 544-4888
DR. RICHARD RAY GARTNER JR. D.D.S.
Dentist (Periodontics)
900 RITCHIE HWY, SUITE 103
SEVERNA PARK, MD 21146
Anne Arundel County (410) 647-0200
MAYA A. VERNON, DDS, LLC
Dentist (Pediatric Dentistry)
900 RITCHIE HWY, SUITE 101
SEVERNA PARK, MD 21146
Anne Arundel County (410) 544-4888

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 Tassos Sfondouris's NPI number?

The NPI number for Tassos Sfondouris is 1013220524. It was assigned to this individual provider in the NPPES registry on July 26, 2010.

Where is Tassos Sfondouris located?

Tassos Sfondouris practices at 900 Ritchie Hwy Suite 103, Severna Park, MD 21146. The listed phone number is (410) 647-0200.

What is Tassos Sfondouris's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

What insurance does Tassos Sfondouris accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 3 other insurers list Tassos Sfondouris as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Tassos Sfondouris was last updated on July 26, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.