Doctor profile · Federal record

Dr. ER-Jia Mao, DDS, PHD

Periodontist · Seattle, WA

  • NPI 1326044058
  • 21 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2111 N Northgate Way, Ste 215
Seattle, WA 981339018
(206) 367-6767
fax (206) 367-4788

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223P0300X — NUCC code
State license (1)
Washington #DE8464

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326044058. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,428
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Straumann USA LLC 3 $1,337.44
ZIMVIE INC. 1 $90.91

By nature of payment

Travel and Lodging
$650
Food and Beverage
$499
Entertainment
$279

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
139
Patients
120
Total drug cost
$685
Drug Type Claims Patients Total cost
Amoxicillin Generic 86 74 $375
Chlorhexidine Gluconate Generic 25 21 $154
Clindamycin Hcl Generic 14 13 $126
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 12 $30

Frequently asked questions

Auto-generated from federal data
What is Dr. ER-Jia Mao's medical specialty?
Dr. ER-Jia Mao practices Periodontist in Seattle, WA.
Where does Dr. ER-Jia Mao practice?
Dr. ER-Jia Mao practices at 2111 N Northgate Way, Seattle, WA 981339018. Office phone: 2063676767.
What is Dr. ER-Jia Mao's NPI?
Dr. ER-Jia Mao's National Provider Identifier (NPI) is 1326044058, issued by NPPES.