NPPES file of Aug 9, 2026

William Nathaniel Lewis, PA-C

Physician Assistant · West Des Moines, IA

William Nathaniel Lewis, PA-C is a physician assistant with a practice address in West Des Moines, Iowa, and NPI 1003584640, issued on Aug 30, 2021. Check the license (Iowa 117882, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003584640
Name
William Nathaniel Lewis
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
117882 IA
Self-reported in NPPES; status is on the state search
Practice location
1701 48TH St Ste 110, West Des Moines, IA 50266
Phone
(515) 514-1186
Enumerated
Aug 30, 2021
Record last updated
Apr 6, 2026
Fax
(833) 428-6868
Medicare enrollment
Enrolled (PECOS I20240126000818); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1701 48TH St Ste 110

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lindsey HuismanPhysician Assistant1124686522
  2. Janice Landy, MDPsychiatry Physician1275507022
  3. Heidi Nettrour, LMSWSocial Worker1770826125
  4. Jennifer West, ARNPPsychiatric/Mental Health Nurse Practitioner1174888655

Verify William Nathaniel Lewis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license 117882
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Iowa license search

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57% fewer Medicare Part D claims than the average physician assistant in 2024

359 Medicare Part D claims for 110 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 196 claims were for opioids.

  1. William Lewis359
  2. Specialty average830

Most prescribed

  1. Hydrocodone-Acetaminophen47 claims
  2. Oxycodone Hcl47 claims
  3. Oxycodone-Acetaminophen37 claims
  4. Gabapentin27 claims
  5. Meloxicam25 claims
  6. Tizanidine Hcl21 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $301.20

6 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Lewis$301.20
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Precision Psychiatry LLCWest Des Moines, IA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

119 physician assistant records list a practice address in West Des Moines

They are 119 of the 2,201 NPPES records with a practice address in West Des Moines, and 1,525 physician assistant records in Iowa.

Other physician assistant records in Iowa

  1. Fady AbawiDavenport, IA1861379224
  2. Steven AbdoCoralville, IA1780375576
  3. Leah Abebe, PACouncil Bluffs, IA1053941591
  4. Timothy Ackarman, PAForest City, IA1447368170
  5. Parker Acree, PA-CIowa City, IA1760251540
  6. Grace Adam, PA-CIowa City, IA1962150227
  7. Grace Adsem, PA-CAnkeny, IA1487456653
  8. Alexis Ahlberg, PA-CCedar Rapids, IA1396330288
  9. Madisen Ahlstrom, PA-CDavenport, IA1255021770
  10. Karen Ajram, PAIowa City, IA1598754442

Common questions

What is William Nathaniel Lewis, PA-C's NPI number?

William Nathaniel Lewis, PA-C's National Provider Identifier (NPI) is 1003584640, issued on Aug 30, 2021. An NPI identifies a provider in billing; it is not a license.

Where is William Nathaniel Lewis, PA-C located?

The NPPES record lists a practice address at 1701 48TH St Ste 110, West Des Moines, IA, 50266. Phone: (515) 514-1186. Providers update this record themselves, so call before visiting.

How can I verify William Nathaniel Lewis, PA-C's license?

NPPES lists Iowa license number 117882, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does William Nathaniel Lewis, PA-C prescribe under Medicare Part D?

In 2024, William Nathaniel Lewis, PA-C had 359 Medicare Part D claims for 110 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.