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SIERRA A MATHES
NPI 1952246738
Dental Assistant in Happy Valley, OR

Active since April 20, 2026
9300 SE 91ST AVE STE 310, HAPPY VALLEY, OR 97086(800) 813-2000 Get Directions Write a Review

NPPES record last updated: April 20, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Sierra A Mathes NPPES

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

SIERRA A MATHES (NPI 1952246738) is an individual dental assistant in Happy Valley, Oregon and active in the NPI registry since April 2026.

NPPES Registry Identity

NPI1952246738
Entity TypeIndividualFemale
Primary Taxonomy126800000X
Provider Legal NameSIERRA A MATHES
Location Address9300 SE 91ST AVE STE 310Happy Valley, OR 97086-3762
Mailing Address9300 Se 91st Ave Ste 310Happy Valley, OR 97086-3762 · (800) 813-2000
Phone(800) 813-2000
Sole ProprietorNo
Enumeration DateApril 20, 2026
NPPES CertifiedApril 20, 2026
✔ NPI 1952246738 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDental AssistantDental Providers
Taxonomy Code126800000X
Definition
An individual who may or may not have completed an accredited dental assisting education program and who aids the dentist in providing patient care services and performs other nonclinical duties in the dental office or other patient care facility. The scope of the patient care functions that may be legally delegated to the dental assistant varies based on the needs of the dentist the educational preparation of the dental assistant and state dental practice acts and regulations. Patient care services are provided under the supervision of a dentist. To avoid misleading the public, no occupational title other than dental assistant should be used to describe this dental auxiliary.
9300 SE 91ST AVE STE 310, Happy Valley, OR 97086
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Other Providers at the Same Location NPPES 6

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

MS. VICTORIA KAYE WORTHINGTON EFDA
Dental Assistant
9300 SE 91ST AVE STE 310
HAPPY VALLEY, OR 97086
Clackamas County (503) 772-7888
JENNIFER TENG
Dentist (General Practice)
9300 SE 91ST AVE STE 310
HAPPY VALLEY, OR 97086
Clackamas County (818) 913-5265
KAISER FOUNDATION HEALTH PLAN OF THE NORTHWEST
Dentist
9300 SE 91ST AVE STE 310
HAPPY VALLEY, OR 97086
Clackamas County (800) 813-2000
MRS. ARVIE CARAGATAN CABRERA EFDA
Dental Assistant
9300 SE 91ST AVE STE 310
HAPPY VALLEY, OR 97086
Clackamas County (971) 201-5702
KEARA THOMAS
Dental Assistant
9300 SE 91ST AVE STE 310
HAPPY VALLEY, OR 97086
Clackamas County (503) 772-7888
CHERYL ANN DRENNAN RDH, BSDH
Dental Hygienist
9300 SE 91ST AVE STE 310
HAPPY VALLEY, OR 97086
Clackamas County (503) 813-2000

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 Sierra Mathes's NPI number?

The NPI number for Sierra Mathes is 1952246738. It was assigned to this individual provider in the NPPES registry on April 20, 2026.

Where is Sierra Mathes located?

Sierra Mathes practices at 9300 SE 91st Ave Ste 310, Happy Valley, OR 97086. The listed phone number is (800) 813-2000.

What is Sierra Mathes's specialty?

The primary specialty registered for this NPI is Dental Assistant with taxonomy code 126800000X.

When was this NPI record last updated?

The NPPES record for Sierra Mathes was last updated on April 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.