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

Lawrence J Madewell, MD

Individual provider Family Medicine Physician · NPI 1548274715

Lawrence J Madewell, MD is a Family Practice in Maple Valley, Washington. Graduated from University of Cincinnati College of Medicine in 1997, 29 years ago. Practices with Valley Medical Group-Renton, a 422-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
29
Trained at
University of Cincinnati College of Medicine
Licensed in
WA
In the registry since
2006
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

26458 Maple Valley Black Diamond Rd SE
Maple Valley, WA 98038
Phone: (425) 656-5577
Fax: (425) 656-5595
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD00037541 (WA)

Record details

NPI number1548274715
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 27, 2006
Last updated in NPPESFebruary 18, 2026
Certification dateFebruary 18, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF CINCINNATI COLLEGE OF MEDICINE
Graduated 1997 (29 years in practice)
Group practice Valley Medical Group-Renton — 422 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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