Individual
MR. JOHN DUANE FRANTZ
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
HEARING AID DISPENSE
Contact information
Practice address
4598 PLAINFIELD AVE NE, GRAND RAPIDS, MI 49525-1645
(616) 364-0090
Mailing address
616 E NORTH ST, HASTINGS, MI 49058-8613
(616) 293-1062
Taxonomy
Speciality
Code
Description
License number
State
237700000X
Hearing Instrument Specialist
Primary
3501009142
MI
237700000X
Hearing Instrument Specialist
Primary
3501013979
MI
Other
Enumeration date
11/18/2019
Last updated
07/29/2026
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