Individual
DR. JOHN MCCALL ZERWAS
Active
Individual
DR. JOHN MCCALL ZERWAS
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Taxonomy
Speciality
Code
Description
License number
State
207L00000X
Anesthesiology Physician
Primary
F8380
TX
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
125601802
—
TX
05
—
125601805
—
TX
01
—
125601806
CSHCN
TX
05
—
125601808
—
TX
01
—
8P0829
BCBSTX
TX
Enumeration date
03/26/2007
Last updated
01/19/2011
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