Individual
DR. JOHN T. ADER
Active
Individual
DR. JOHN T. ADER
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
DO-RHEUMATOLOGY
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
M9114
TX
207RR0500X
Rheumatology Physician
3103
WI
207RR0500X
Rheumatology Physician
34C.000617
OH
207RR0500X
Rheumatology Physician
M9114
TX
207RR0500X
Rheumatology Physician
Primary
O-0634
ID
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
1992789564
—
ID
Enumeration date
12/06/2005
Last updated
01/09/2026
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