Individual
MARK JOHN SCHALK
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
Man
Credential
RN
Contact information
Practice address
1900 S SUNNYLANE RD, DEL CITY, OK 73115-3102
(405) 677-5777
Mailing address
10405 SE 23RD ST, MIDWEST CITY, OK 73130-7639
(405) 677-5777
Taxonomy
Speciality
Code
Description
License number
State
163W00000X
Registered Nurse
Primary
R0079023
OK
Other
Enumeration date
02/16/2026
Last updated
02/16/2026
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