Doctor profile · Federal record

Dr. Cathleen Silliman, D.D.S.

Periodontist · San Diego, CA

  • NPI 1285650366
  • 20 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2322 6Th Ave Fl 3
San Diego, CA 921011643
(619) 238-2388
fax (619) 238-2377

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223P0300X — NUCC code
State license (1)
California #036698

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285650366. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$72
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Premier Dental Products Company 2 $50.23
Straumann USA LLC 1 $21.80

By nature of payment

Education
$35
Entertainment
$22
Food and Beverage
$15

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
87
Patients
51
Total drug cost
$1,255
Drug Type Claims Patients Total cost
Amoxicillin Generic 75 51 $597
Doxycycline Hyclate Generic 12 0 $658

Frequently asked questions

Auto-generated from federal data
What is Dr. Cathleen Silliman's medical specialty?
Dr. Cathleen Silliman practices Periodontist in San Diego, CA.
Where does Dr. Cathleen Silliman practice?
Dr. Cathleen Silliman practices at 2322 6Th Ave Fl 3, San Diego, CA 921011643. Office phone: 6192382388.
What is Dr. Cathleen Silliman's NPI?
Dr. Cathleen Silliman's National Provider Identifier (NPI) is 1285650366, issued by NPPES.