NPPES file of Aug 9, 2026

Erik A. Arnits, D.O

Emergency Medicine Physician · Moses Lake, WA

Erik A. Arnits, D.O is an emergency medicine physician with a practice address in Moses Lake, Washington, and NPI 1922534437, issued on May 3, 2017. Check the license (Washington OP61113417, as entered in NPPES) on the Washington Medical Commission; 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
1922534437
Name
Erik A. Arnits
Credential
D.O
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
OP61113417 WA
5101025127 MI
Self-reported in NPPES; status is on the state search
Practice location
801 E. Wheeler RD., Moses Lake, WA 98837
Phone
(509) 765-5606
Enumerated
May 3, 2017
Record last updated
Jul 26, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
2176028 WA
Medicare enrollment
Enrolled (PECOS I20210907003419); accepts Medicare assignment
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.
Download card Updates feed

Verify Erik A. Arnits in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license OP61113417
    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
Open the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.3 times the Medicare Part D claims of the average emergency medicine physician in 2024

517 Medicare Part D claims for 304 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 55 claims were for opioids.

  1. Erik Arnits517
  2. Specialty average226

Most prescribed

  1. Hydrocodone-Acetaminophen44 claims
  2. Ondansetron Odt41 claims
  3. Ibuprofen28 claims
  4. Prednisone28 claims
  5. Cefdinir24 claims
  6. Naproxen24 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.

Bills Medicare through one group practice

  1. Grant County Public Hospital District 1Moses Lake, WA

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

12 emergency medicine physician records list a practice address in Moses Lake

They are 12 of the 901 NPPES records with a practice address in Moses Lake, and 1,459 emergency medicine physician records in Washington.

Other emergency medicine physician records in Washington

  1. Jeffrey AbrahamsGig Harbor, WA1306802558
  2. Amer Abu-KwaikYakima, WA1982308672
  3. Henry Ackerman, MDEverett, WA1649965682
  4. Colm Acuff, DOEnumclaw, WA1487605671
  5. Jan Adams, MDPort Angeles, WA1548221096
  6. Adeyinka Adedipe, M.D.Seattle, WA1942272984
  7. Robert Adelman, MDEdmonds, WA1376585414
  8. Angus Agnew, M.D.Tacoma, WA1497140206
  9. Meghan Ahearn, M.D.Port Angeles, WA1568754943
  10. Alec Ajhar, DOTacoma, WA1659930733

Common questions

What is Erik A. Arnits, D.O's NPI number?

Erik A. Arnits, D.O's National Provider Identifier (NPI) is 1922534437, issued on May 3, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Erik A. Arnits, D.O located?

The NPPES record lists a practice address at 801 E. Wheeler RD., Moses Lake, WA, 98837. Phone: (509) 765-5606. Providers update this record themselves, so call before visiting.

How can I verify Erik A. Arnits, D.O's license?

NPPES lists Washington license number OP61113417, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Erik A. Arnits, D.O prescribe under Medicare Part D?

In 2024, Erik A. Arnits, D.O had 517 Medicare Part D claims for 304 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.