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

Dr. L Sloane Winkes, MD

Individual provider Family Medicine Physician · NPI 1497720304

Dr. L Sloane Winkes, MD is a Family Practice in Mount Vernon, Washington. Graduated from Medical College of Pennsylvania in 1998, 28 years ago. Practices with Public Hospital Dist No 1 Skagit, a 321-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
28
Trained at
Medical College of Pennsylvania
Licensed in
WA
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

2116 E Section St
Mount Vernon, WA 98274-9124
Phone: (360) 428-1700
Fax: (360) 848-4350
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 MD00039716 (WA)

Record details

NPI number1497720304
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 22, 2006
Last updated in NPPESJune 4, 2015

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolMEDICAL COLLEGE OF PENNSYLVANIA
Graduated 1998 (28 years in practice)
Group practice Public Hospital Dist No 1 Skagit — 321 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Mount Vernon