NPPES file of Aug 9, 2026

Peter S. Kwon, MD

Neurology Physician · Tacoma, WA

Peter S. Kwon, MD is a neurology physician with a practice address in Tacoma, Washington, and NPI 1043217920, issued on Jul 7, 2005. Check the license (Washington MD00037196, 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
1043217920
Name
Peter S. Kwon
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
MD00037196 WA
Self-reported in NPPES; status is on the state search
Practice location
915 6TH Ave, Tacoma, WA 98405
Phone
(253) 403-7299
Enumerated
Jul 7, 2005
Record last updated
Apr 5, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(253) 403-7298
Medicare enrollment
Enrolled (PECOS I20040607001356); accepts Medicare assignment
Medical or professional school
University Of Minnesota Medical School, 1994
Telehealth
Offers telehealth (CMS)
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 915 6TH Ave

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

  1. Melinda Franklin, ACNP-BCAcute Care Nurse Practitioner1861511693
  2. Kimberly Mebust, MDSleep Specialist (PhD)1447258496
  3. William Overfield, MDNeurology Physician1952308074
  4. Traci Ryan, MDNeurology Physician1407847650
  5. Mary Storm, MDNeurology Physician1265920516
  6. Yu Zhu, MDNeurology Physician1134126170

Verify Peter S. Kwon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00037196
    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.

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23% more Medicare Part D claims than the average neurology physician in 2024

1,687 Medicare Part D claims for 233 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 11 claims were for opioids.

  1. Peter Kwon1,687
  2. Specialty average1,370

Most prescribed

  1. Gabapentin192 claims
  2. Pregabalin170 claims
  3. Mycophenolate Mofetil119 claims
  4. Levetiracetam82 claims
  5. Prednisone80 claims
  6. Memantine Hcl75 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: $154.73

3 payments; by number, the most common kind was food and beverage; the largest payer was Argenx US, Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Peter Kwon$154.73
  2. Specialty average$8,318.07

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. Multicare Health SystemKent, WA

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

Peter S. Kwon among 489 neurology physician records in Washington

Peter S. Kwon, MD is one of 489 neurology physician records with a practice address in Washington. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 93% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1994 · median 2007 among the 351 with a school on file
  • Record last updated2012 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Washington

There are 489 neurology physician records in Washington.

The 8 neurology physician records with the nearest ZIP codes

  1. Jay Erickson, M.D.Tacoma, WA 984051114990587
  2. Lorin Freedman, MDTacoma, WA 984051467409920
  3. James Griffith, MDTacoma, WA 984051073518239
  4. Colin Iosso, MDTacoma, WA 984051538137484
  5. Sarah Kranick, MDTacoma, WA 984051447315601
  6. W. Kushner, D.O.Tacoma, WA 984051811049133
  7. William Overfield, MDTacoma, WA 984051952308074
  8. Lyudmila Petruk, MDTacoma, WA 984051528154770

Common questions

What is Peter S. Kwon, MD's NPI number?

Peter S. Kwon, MD's National Provider Identifier (NPI) is 1043217920, issued on Jul 7, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Peter S. Kwon, MD located?

The NPPES record lists a practice address at 915 6TH Ave, Tacoma, WA, 98405. Phone: (253) 403-7299. Providers update this record themselves, so call before visiting.

How can I verify Peter S. Kwon, MD's license?

NPPES lists Washington license number MD00037196, 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 Peter S. Kwon, MD prescribe under Medicare Part D?

In 2024, Peter S. Kwon, MD had 1,687 Medicare Part D claims for 233 beneficiaries; the average among neurology physician prescribers was 1,370. 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.