Doctor profile · Federal record

Dr. Karl Biernath, D.D.S.

General Practice Dentistry · Napa, CA

  • NPI 1922146570
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3448 Villa Ln, Suite 104
Napa, CA 945586471
(707) 265-9005
fax (707) 265-9005
Mailing address
Po Box 3480
Yountville, CA 945993480

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
California #37085

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922146570. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$100
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Straumann USA LLC 1 $100.00

By nature of payment

Education
$100

Frequently asked questions

Auto-generated from federal data
What is Dr. Karl Biernath's medical specialty?
Dr. Karl Biernath practices General Practice Dentistry in Napa, CA.
Where does Dr. Karl Biernath practice?
Dr. Karl Biernath practices at 3448 Villa Ln, Napa, CA 945586471. Office phone: 7072659005.
What is Dr. Karl Biernath's NPI?
Dr. Karl Biernath's National Provider Identifier (NPI) is 1922146570, issued by NPPES.