Doctor profile · Federal record

Dr. Deborah Mazza, OTR/L, CHT

Hand Occupational Therapist · Occupational Therapist · Kirkland, WA

  • NPI 1013119379
  • 19 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
12911 120Th Ave Ne Ste H220
Kirkland, WA 980343064
(425) 823-4224
fax (425) 820-8975
Additional location
1810 116Th Ave Ne Ste D4
Bellevue, WA 980043058
(425) 283-5230
fax (425) 283-5236

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
June 2, 2021
Specialty taxonomy
225XH1200X — NUCC code
State license (1)
Washington #OT00001791
Medicaid
WA #2127689

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013119379. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
185
Distinct HCPCS
2
Medicare allowed
$4,865
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 121 22 $28
97140 Therapy procedure using manual technique, each 15 minutes 64 14 $23

In context: peer comparison

Among 4 peers in Kirkland Hand Occupational Therapist, average services per provider: 131. This provider delivers 1.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Deborah Mazza's medical specialty?
Dr. Deborah Mazza practices Hand Occupational Therapist in Kirkland, WA.
Where does Dr. Deborah Mazza practice?
Dr. Deborah Mazza practices at 12911 120Th Ave Ne Ste H220, Kirkland, WA 980343064. Office phone: 4258234224.
What is Dr. Deborah Mazza's NPI?
Dr. Deborah Mazza's National Provider Identifier (NPI) is 1013119379, issued by NPPES.
What procedures does Dr. Deborah Mazza commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using manual technique (HCPCS 97140). Source: CMS Medicare Physician & Other Practitioners file.