Individual
STEVEN G GWIAZDOWSKI
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Contact information
Practice address
1860 PENNSYLVANIA AVE STE 145, FAIRFIELD, CA 94533-3547
(707) 646-4051
(707) 646-5323
Mailing address
1860 PENNSYLVANIA AVE STE 145, FAIRFIELD, CA 94533-3547
(707) 429-6908
(707) 429-6906
Taxonomy
Speciality
Code
Description
License number
State
2080N0001X
Neonatal-Perinatal Medicine Physician
Primary
G683240
CA
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
GR0040030
—
CA
Enumeration date
01/11/2007
Last updated
09/19/2025
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