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

William Nathaniel Lewis, PA-C

Individual provider Physician Assistant · NPI 1003584640

William Nathaniel Lewis, PA-C is a Physician Assistant in West Des Moines, Iowa. Graduated from University of Washington School of Medicine in 2022, 4 years ago. Practices with Precision Psychiatry LLC, a 4-clinician group and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
4
Trained at
University of Washington School of Medicine
Licensed in
IA
In the registry since
2021
Specialties on file
2
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

1701 48th St Ste 110
West Des Moines, IA 50266-6723
Phone: (515) 514-1186
Fax: (833) 428-6868
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 117882 (IA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1003584640
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedAugust 30, 2021
Last updated in NPPESApril 6, 2026
Certification dateApril 6, 2026

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolUNIVERSITY OF WASHINGTON SCHOOL OF MEDICINE
Graduated 2022 (4 years in practice)
Group practice Precision Psychiatry Llc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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