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

Lynessa A Alonso, DO

Individual provider Adolescent Medicine (Internal Medicine) Physician · NPI 1679665020

Lynessa A Alonso, DO is an Adolescent Medicine (Internal Medicine) Physician in Washington, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

10 Saint Clare Ct
Washington, IL 61571-9239
Phone: (309) 886-4003
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 036111658 (IL)
Adolescent Medicine (Internal Medicine) Physician Taxonomy 207RA0000X · Licence 036-111658 (IL)

Record details

NPI number1679665020
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 29, 2006
Last updated in NPPESFebruary 24, 2012
Mailing address10 Saint Clare Ct, Washington, IL 61571-9239