Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Clark Olavi Andelin, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1013114453

Clark Olavi Andelin, MD is an Obstetrics & Gynecology Physician in Quincy, Illinois. Licensed in Illinois and Missouri. Registered with an NPI since 2007.

Licensed in
IL, MO
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1005 Broadway St
Quincy, IL 62301-2834
Phone: (217) 223-8400
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 036148618 (IL)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 2007019019 (MO)

Record details

NPI number1013114453
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 29, 2007
Last updated in NPPESJanuary 13, 2026
Certification dateJanuary 13, 2026

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