NPPES file of Aug 9, 2026

Vishakhadatta Mathur Kumaraswamy, MD

Neurology Physician · Seattle, WA

Vishakhadatta Mathur Kumaraswamy, MD is a neurology physician with a practice address in Seattle, Washington, and NPI 1811334279, issued on May 25, 2013. Check the license (Washington MD61662638, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811334279
Name
Vishakhadatta Mathur Kumaraswamy
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
MD61662638 WA
Self-reported in NPPES; status is on the state search
Practice location
1959 NE Pacific St, Seattle, WA 98195
Phone
(206) 520-5000
Enumerated
May 25, 2013
Record last updated
Jul 25, 2025
Medicare enrollment
Enrolled (PECOS I20250520004440); accepts Medicare assignment
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 1959 NE Pacific St

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

  1. Benjamin AaronsonPsychologist1497108880
  2. Laith Abandeh, MDPediatric Radiology Physician1609404243
  3. Rebecca AbayInternal Medicine Physician1528565520
  4. Gifti Abbo, MDStudent in an Organized Health Care Education/Training Program1316688989
  5. Nandini AbburiNeurology Physician1730618349
  6. Mohamed AbdelmotlebDiagnostic Radiology Physician1134892656

Verify Vishakhadatta Mathur Kumaraswamy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD61662638
    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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60% fewer Medicare Part D claims than the average neurology physician in 2024

544 Medicare Part D claims for 88 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Vishakhadatta Mathur Kumaraswamy544
  2. Specialty average1,370

Most prescribed

  1. Gabapentin75 claims
  2. Riluzole59 claims
  3. Pyridostigmine Bromide47 claims
  4. Mycophenolate Mofetil45 claims
  5. Nuedexta37 claims
  6. Radicava Ors35 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $485.04

19 payments; by number, the most common kind was food and beverage; the largest payer was Ucb, 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. Vishakhadatta Mathur Kumaraswamy$485.04
  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 2 group practices

  1. Kentucky Medical Services Foundation, IncLexington, KY
  2. The Association OF University PhysiciansSeattle, WA

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

Vishakhadatta Mathur Kumaraswamy among 489 neurology physician records in Washington

Vishakhadatta Mathur Kumaraswamy, 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 2013, is newer than 67% of them.

  • NPI issued2013 · 67% of these records are older, 29% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2011 · median 2007 among the 351 with a school on file
  • Record last updated2025 · 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. Rosalind Chuang, M.D.Seattle, WA 981951366558751
  2. Barbara DistadSeattle, WA 981951942385745
  3. Thomas Grabowski, MDSeattle, WA 981951033104252
  4. Lee-Loung Liou, MD, PHDSeattle, WA 981951013022151
  5. Natalia Murinova, M.D.Seattle, WA 981951548259237
  6. Shawn Murphy, MD PHDSeattle, WA 981951639160534
  7. Patricia Oakes, MDSeattle, WA 981951760582993
  8. Nicole PhillipsSeattle, WA 981951881709863

Common questions

What is Vishakhadatta Mathur Kumaraswamy, MD's NPI number?

Vishakhadatta Mathur Kumaraswamy, MD's National Provider Identifier (NPI) is 1811334279, issued on May 25, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Vishakhadatta Mathur Kumaraswamy, MD located?

The NPPES record lists a practice address at 1959 NE Pacific St, Seattle, WA, 98195. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.

How can I verify Vishakhadatta Mathur Kumaraswamy, MD's license?

NPPES lists Washington license number MD61662638, 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 Vishakhadatta Mathur Kumaraswamy, MD prescribe under Medicare Part D?

In 2024, Vishakhadatta Mathur Kumaraswamy, MD had 544 Medicare Part D claims for 88 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Vishakhadatta Mathur Kumaraswamy, MD's MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.