NPPES file of Aug 9, 2026

Matthew David Otto, M.D.

Emergency Medicine Physician · Tacoma, WA

Matthew David Otto, M.D. is an emergency medicine physician with a practice address in Tacoma, Washington, and NPI 1598932576, issued on May 9, 2008. Check the license 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
1598932576
Name
Matthew David Otto
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
4301086362 MI
Self-reported in NPPES; status is on the state search
Practice location
1717 S J St, Tacoma, WA 98405
Phone
(313) 745-3000
Enumerated
May 9, 2008
Record last updated
Aug 6, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20080717000681); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2005
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 1717 S J St

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

  1. Naseer Abbas, MDInternal Medicine Physician1962769380
  2. Mark Dean Aguiling, M.D.Hospitalist Physician1043567100
  3. Lisa Allen, B.S., PHARM.D.Pharmacotherapy Pharmacist1669404026
  4. Jennifer Aquino, M.D.Internal Medicine Physician1184746067
  5. Freddy AragonStudent in an Organized Health Care Education/Training Program1447617626
  6. Patti Aramburu, ARNPFamily Nurse Practitioner1952497356

Verify Matthew David Otto in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical CommissionCheck 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

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7% fewer Medicare Part D claims than the average emergency medicine physician in 2024

210 Medicare Part D claims for 125 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 47 claims were for opioids.

  1. Matthew Otto210
  2. Specialty average226

Most prescribed

  1. Cefdinir19 claims
  2. Oxycodone Hcl19 claims
  3. Hydrocodone-Acetaminophen13 claims
  4. Prednisone13 claims
  5. Ondansetron Odt12 claims
  6. Oxycodone-Acetaminophen12 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 2 group practices

  1. Mt Rainier Emergency Physicians PLLCPuyallup, WA
  2. Western Washington Emergency Physicians PLLCTacoma, WA

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

Matthew David Otto among 1,459 emergency medicine physician records in Washington

Matthew David Otto, M.D. is one of 1,459 emergency medicine physician records with a practice address in Washington. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.

  • NPI issued2008 · 56% of these records are older, 39% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2005 · median 2010 among the 851 with a school on file
  • Record last updated2012 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

167 emergency medicine physician records list a practice address in Tacoma

They are 167 of the 13,715 NPPES records with a practice address in Tacoma, and 1,459 emergency medicine physician records in Washington.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Keith Batts, MDTacoma, WA 984051245209949
  2. Adam Fox, DOTacoma, WA 984051477592616
  3. James Fulcher, MDTacoma, WA 984051205875754
  4. Mark Harris, MDTacoma, WA 984051699714295
  5. Benjamin Harrison, MDTacoma, WA 984051346210895
  6. Christopher Henry, MDTacoma, WA 984051326087925
  7. Giao Kaplan, MDTacoma, WA 984051588603153
  8. Jorge Llera, MDTacoma, WA 984051669428108

Common questions

What is Matthew David Otto, M.D.'s NPI number?

Matthew David Otto, M.D.'s National Provider Identifier (NPI) is 1598932576, issued on May 9, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Matthew David Otto, M.D. located?

The NPPES record lists a practice address at 1717 S J St, Tacoma, WA, 98405. Phone: (313) 745-3000. Providers update this record themselves, so call before visiting.

How can I verify Matthew David Otto, M.D.'s license?

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 Matthew David Otto, M.D. prescribe under Medicare Part D?

In 2024, Matthew David Otto, M.D. had 210 Medicare Part D claims for 125 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.