Doctor profile · Federal record

Dr. Claus Niemann, MD

Anesthesiology Physician · San Francisco, CA

  • NPI 1508820143
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
505 Parnassus Ave
San Francisco, CA 941432204
(415) 353-1545
fax (415) 514-3749
Mailing address
1635 Divisadero Street, Suite #625, Box 1821
San Francisco, CA 941430001

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #A64838
Medicaid
CA #0A6483800

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508820143. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$145
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
SANOFI-AVENTIS U.S. LLC 1 $144.93

By nature of payment

Food and Beverage
$145

Frequently asked questions

Auto-generated from federal data
What is Dr. Claus Niemann's medical specialty?
Dr. Claus Niemann practices Anesthesiology Physician in San Francisco, CA.
Where does Dr. Claus Niemann practice?
Dr. Claus Niemann practices at 505 Parnassus Ave, San Francisco, CA 941432204. Office phone: 4153531545.
What is Dr. Claus Niemann's NPI?
Dr. Claus Niemann's National Provider Identifier (NPI) is 1508820143, issued by NPPES.