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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. THOMAS NORMAN BARRETT D.M.D., M.S.
NPI 1194726885
Dentist - Endodontics in Portland, OR

Active since August 03, 2005PECOS Enrolled
9370 SW GREENBURG RD, SUITE 204, PORTLAND, OR 97223(503) 246-4499(503) 246-8932 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Thomas Norman Barrett D.m.d., M.s. NPPES

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

DR. THOMAS NORMAN BARRETT D.M.D., M.S. (NPI 1194726885) is an individual endodontics provider in Portland, Oregon, licensed in Oregon (5147) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1194726885
Entity TypeIndividualMale
Primary Taxonomy1223E0200X
Provider Legal NameDR. THOMAS NORMAN BARRETTCredential: D.M.D., M.S.
Location Address9370 SW GREENBURG RD, SUITE 204Portland, OR 97223-5442
Mailing Address9370 Sw Greenburg Rd, Suite 204Portland, OR 97223-5442 · (503) 246-4499 · Fax (503) 246-8932
Phone(503) 246-4499
Fax(503) 246-8932
Sole ProprietorNo
Enumeration DateAugust 3, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1194726885 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · EndodonticsDental Providers
Taxonomy Code1223E0200X
License✔ Licensed in OR · 5147
Definition
The branch of dentistry that is concerned with the morphology, physiology and pathology of the human dental pulp and periradicular tissues. Its study and practice encompass the basic and clinical sciences including biology of the normal pulp, the etiology, diagnosis, prevention and treatment of diseases and injuries of the pulp and associated periradicular conditions.
9370 SW GREENBURG RD, Portland, OR 97223
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Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Thomas Norman Barrett D.m.d., M.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97223 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.51 typical visit price
range $58.99 – $176.88
Typical copayment $22.62 (range $14.74 – $44.22)
Most-billed visit code 99203
Established Patient
$73.28 typical visit price
range $19.32 – $144.79
Typical copayment $18.32 (range $4.83 – $36.19)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

TREATMENT SERVICES NW LLC
Substance Abuse Rehabilitation Facility
9370 SW GREENBURG RD, #601
PORTLAND, OR 97223
Washington County (503) 246-5238
PAMELA SMITH
Counselor (Addiction (Substance Use Disorder))
9370 SW GREENBURG RD, SUITE 601
PORTLAND, OR 97223
Washington County (503) 246-5238
DR. PERRY CHRISTOPHER COTTON PH.D.
Psychologist (Clinical)
9370 SW GREENBURG RD, STE. 601
PORTLAND, OR 97223
Washington County (503) 246-5238
DR. AIMEE S CHANG MD
Obstetrics & Gynecology (Reproductive Endocrinology)
9370 SW GREENBURG RD, SUITE 412
PORTLAND, OR 97223
Washington County (503) 292-7734
VICTORIA A COLLINS DC
Chiropractor
9370 SW GREENBURG RD, SUITE N
PORTLAND, OR 97223
Washington County (503) 977-9975
MS. THERESA MARN STEIN CSAC
Counselor (Addiction (Substance Use Disorder))
9370 SW GREENBURG RD, SUITE 601
PORTLAND, OR 97223
Washington County (503) 246-5238
ROOTS ORTHODONTICS LLC
Dentist (Orthodontics and Dentofacial Orthopedics)
9370 SW GREENBURG RD
PORTLAND, OR 97223
Washington County (503) 245-7670
DR. DANIEL L SUDAKIN MD, MPH
Preventive Medicine (Medical Toxicology)
9370 SW GREENBURG RD, SUITE 201
PORTLAND, OR 97223
Washington County (503) 894-9258

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 Thomas Barrett's NPI number?

The NPI number for Thomas Barrett is 1194726885. It was assigned to this individual provider in the NPPES registry on August 3, 2005.

Where is Thomas Barrett located?

Thomas Barrett practices at 9370 SW Greenburg Rd Suite 204, Portland, OR 97223. The listed phone number is (503) 246-4499.

What is Thomas Barrett's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Endodontics, with taxonomy code 1223E0200X.

Is Thomas Barrett enrolled in Medicare?

Yes. Thomas Barrett is registered in the Medicare PECOS enrollment system.

What insurance does Thomas Barrett accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Renaissance Dental list Thomas Barrett 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 Thomas Barrett was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.