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

Dr. Marianne Sarah Koenig, MD

Individual provider Pediatric Adolescent Medicine Physician · NPI 1619930559

Dr. Marianne Sarah Koenig, MD is a Pediatric Adolescent Medicine Physician in Sandwich, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

449 Route 130
Sandwich, MA 02563-2339
Phone: (508) 888-8430
Fax: (508) 888-6673
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Adolescent Medicine Physician (primary) Taxonomy 2080A0000X · Licence 50001 (MA)

Record details

NPI number1619930559
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 11, 2006
Last updated in NPPESJuly 13, 2026

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