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Individual
DR. DAVID ALAN CLAASSEN
Active
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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