NPPES file of Aug 9, 2026

Joseph Thanh-Phu Duong, MD

Neurology Physician · Tacoma, WA

Joseph Thanh-Phu Duong, MD is a neurology physician with a practice address in Tacoma, Washington, and NPI 1942681838, issued on Jun 16, 2015. Check the license (Washington MD61223241, 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
1942681838
Name
Joseph Thanh-Phu Duong
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
MD61223241 WA
35140345 OH
Self-reported in NPPES; status is on the state search
Practice location
1608 S J St FL 5, Tacoma, WA 98405
Phone
(253) 274-7505
Enumerated
Jun 16, 2015
Record last updated
Feb 14, 2022
Fax
(253) 985-2853
Medicaid ID
2195542 WA
Medicare enrollment
Enrolled (PECOS I20211223000463); accepts Medicare assignment
Medical or professional school
Medical College Of Georgia School Of Medicine, 2015
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 1608 S J St FL 5

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

  1. Bernard Baduria, MA, CCC-AAudiologist1033167523
  2. Kara Ellingson, MDNeurology Physician1659809622
  3. Jay Erickson, M.D.Neurology Physician1114990587
  4. Lorin Freedman, MDNeurology Physician1467409920
  5. Yelena Golub, PA-CMedical Physician Assistant1316330756
  6. Jessica Hansen, PACSurgical Physician Assistant1396422754

Verify Joseph Thanh-Phu Duong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD61223241
    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

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47% fewer Medicare Part D claims than the average neurology physician in 2024

721 Medicare Part D claims for 87 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Joseph Duong721
  2. Specialty average1,370

Most prescribed

  1. Prednisone82 claims
  2. Radicava Ors71 claims
  3. Mycophenolate Mofetil61 claims
  4. Gabapentin52 claims
  5. Pyridostigmine Bromide51 claims
  6. Riluzole46 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: $452.33

8 payments; by number, the most common kind was food and beverage; the largest payer was Alexion Pharmaceuticals, 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. Joseph Duong$452.33
  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.

2 hospitals and group practices

  1. Virginia Mason Medical CenterSeattle, WA · Acute Care Hospitals5 of 5 stars
  2. Franciscan Medical GroupTacoma, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Joseph Thanh-Phu Duong among 489 neurology physician records in Washington

Joseph Thanh-Phu Duong, 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 2015, is newer than 75% of them.

  • NPI issued2015 · 75% of these records are older, 21% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2015 · median 2007 among the 351 with a school on file
  • Record last updated2022 · 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. Peter Kwon, MDTacoma, WA 984051043217920
  8. William Overfield, MDTacoma, WA 984051952308074

Common questions

What is Joseph Thanh-Phu Duong, MD's NPI number?

Joseph Thanh-Phu Duong, MD's National Provider Identifier (NPI) is 1942681838, issued on Jun 16, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Thanh-Phu Duong, MD located?

The NPPES record lists a practice address at 1608 S J St FL 5, Tacoma, WA, 98405. Phone: (253) 274-7505. Providers update this record themselves, so call before visiting.

How can I verify Joseph Thanh-Phu Duong, MD's license?

NPPES lists Washington license number MD61223241, 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 Joseph Thanh-Phu Duong, MD prescribe under Medicare Part D?

In 2024, Joseph Thanh-Phu Duong, MD had 721 Medicare Part D claims for 87 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.