Registry data as of Aug 27, 2026

Mary Ball, OTR

Occupational Therapist · Tacoma, WA

Mary Ball, OTR is an occupational therapist with a practice address in Tacoma, Washington, and NPI 1831326487, issued on Jun 22, 2009. Check the license with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1831326487
Name
Mary Ball
Credential
OTR
Primary taxonomy
Occupational Therapist 225X00000X
License number
05425 MD
Self-reported in NPPES; status is on the state search
Practice location
Madigan Army Medical Center, Tacoma, WA 98431
Phone
(301) 788-9122
Enumerated
Jun 22, 2009
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at Madigan Army Medical Center

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

  1. Cossette Ahlborn, LMHCMental Health Counselor1437122819
  2. Julie Ake, M.D.Internal Medicine Physician1235103797
  3. Lee Artman, M. D.Obstetrics & Gynecology Physician1275505414
  4. Bert Baker, PA-CDermatology Physician1851421374
  5. Robert Banda, ATCAthletic Trainer1023547866
  6. Evelyn Barraza, MD, MPHPublic Health & General Preventive Medicine Physician1578539706

Verify Mary Ball in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this professionCheck 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 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.

161 occupational therapist records list a Tacoma practice address

They are 161 of the 13,715 NPPES records with a Tacoma practice address, and 3,016 occupational therapist records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other occupational therapist records in Washington

  1. Tamsie AalbuMarysville, WA1215793088
  2. Eskinder Abasseran, COTABellevue, WA1811763980
  3. Barbara AbbottKent, WA1154672004
  4. Faridah AbdullahSeattle, WA1821736018
  5. Melanie Adams, O.T.R./L.Newcastle, WA1861737884
  6. Samantha Adams, OTR/LSeattle, WA1750489704
  7. Melba Adamson, OTR LVancouver, WA1235206707
  8. Samuel Ryan Adcock, MOTMoses Lake, WA1275324659
  9. Brooke Addario, OTD/LLacey, WA1215765359
  10. Shari Addleman, MS, OTR/LPuyallup, WA1194062539

Common questions

What is Mary Ball, OTR's NPI number?

Mary Ball, OTR's National Provider Identifier (NPI) is 1831326487, issued on Jun 22, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Mary Ball, OTR located?

The NPPES record lists a practice address at Madigan Army Medical Center, Tacoma, WA, 98431. Phone: (301) 788-9122. Providers update this record themselves, so call before visiting.

How can I verify Mary Ball, OTR's license?

Search the Washington board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.