Individual
DR. DAVID ALAN CLAASSEN
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD PHD
Taxonomy
Speciality
Code
Description
License number
State
208000000X
Pediatrics Physician
MD-45319
IA
2080N0001X
Neonatal-Perinatal Medicine Physician
Q0619
TX
2080P0207X
Pediatric Hematology & Oncology Physician
Primary
MD-45319
IA
Other
Enumeration date
03/22/2011
Last updated
08/21/2025
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