NPPES file of Aug 9, 2026

Stephanie Su, MD

Family Medicine Physician · Arlington, WA

Stephanie Su, MD is a family medicine physician with a practice address in Arlington, Washington, and NPI 1942869136, issued on Jun 11, 2019. Check the license (Washington MD61304434, 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
1942869136
Name
Stephanie Su
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
MD61304434 WA
94-09984 KS
Self-reported in NPPES; status is on the state search
Practice location
875 Wesley St Ste 250, Arlington, WA 98223
Phone
(360) 435-2233
Enumerated
Jun 11, 2019
Record last updated
Aug 23, 2022
Fax
(360) 435-3966
Medicare enrollment
Enrolled (PECOS I20221005003055); accepts Medicare assignment
Medical or professional school
University Of Maryland School Of Medicine, 2019
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 875 Wesley St Ste 250

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

  1. Ann Begert, M.D.Family Medicine Physician1538265103
  2. Lisa Biehl, ARNPNurse Practitioner1376622852
  3. James Fletcher, M.D.Family Medicine Physician1407935091
  4. David Janeway, M.D.Family Medicine Physician1821177437
  5. Whitney Keiffer-Sharp, DOFamily Medicine Physician1447991419
  6. Suhyl Mohebi, PA-CPhysician Assistant1821622887

Verify Stephanie Su in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD61304434
    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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12% more Medicare Part D claims than the average family medicine physician in 2024

3,978 Medicare Part D claims for 332 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 70 claims were for opioids.

  1. Stephanie Su3,978
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium313 claims
  2. Lisinopril198 claims
  3. Omeprazole157 claims
  4. Losartan Potassium153 claims
  5. Amlodipine Besylate139 claims
  6. Levothyroxine Sodium119 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: $311.74

14 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephanie Su$311.74
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Select Outpatient Services IncGlenview, IL
  2. Select Rehabilitation, LLCGlenview, IL
  3. Western Washington Medical Group Inc PSArlington, WA

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

Stephanie Su among 5,534 family medicine physician records in Washington

Stephanie Su, MD is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 85% of them.

  • NPI issued2019 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2019 · median 2009 among the 3,294 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 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 family medicine physician records list a practice address in Arlington

They are 17 of the 741 NPPES records with a practice address in Arlington, and 5,534 family medicine physician records in Washington.

The 8 family medicine physician records with the nearest ZIP codes

  1. Matthew Anderson, MDArlington, WA 982231316406473
  2. Ann Begert, M.D.Arlington, WA 982231538265103
  3. Alden Campbell, MDArlington, WA 982231629569231
  4. Charles Chaffee, MDArlington, WA 982231063401347
  5. Jessica Cicoria, DOArlington, WA 982231093205213
  6. David Dunnington, M.D.Arlington, WA 982231023022258
  7. James Fletcher, M.D.Arlington, WA 982231407935091
  8. David Janeway, M.D.Arlington, WA 982231821177437

Common questions

What is Stephanie Su, MD's NPI number?

Stephanie Su, MD's National Provider Identifier (NPI) is 1942869136, issued on Jun 11, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie Su, MD located?

The NPPES record lists a practice address at 875 Wesley St Ste 250, Arlington, WA, 98223. Phone: (360) 435-2233. Providers update this record themselves, so call before visiting.

How can I verify Stephanie Su, MD's license?

NPPES lists Washington license number MD61304434, 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 Stephanie Su, MD prescribe under Medicare Part D?

In 2024, Stephanie Su, MD had 3,978 Medicare Part D claims for 332 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.