NPPES file of Aug 9, 2026

Vei Shaun Siow

Vascular Surgery Physician · Pittsburgh, PA

Vei Shaun Siow is a vascular surgery physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1003159419, issued on Apr 3, 2013. Check the license (Pennsylvania MD481920, as entered in NPPES) on the Pennsylvania Department of State (PALS); 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
1003159419
Name
Vei Shaun Siow
Primary taxonomy
Vascular Surgery Physician 2086S0129X
License number
MD481920 PA
Self-reported in NPPES; status is on the state search
Practice location
5140 Liberty Ave Ste 200, Pittsburgh, PA 15224
Phone
(412) 359-6137
Enumerated
Apr 3, 2013
Record last updated
Jan 20, 2024
Fax
(412) 688-7799
Medicare enrollment
Enrolled (PECOS I20231007000025); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 2013
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.
Download card Updates feed

Also registered at 5140 Liberty Ave Ste 200

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

  1. Dina Dicenzo, DOObstetrics & Gynecology Physician1053384628
  2. Lindsay RzepeckiAcute Care Nurse Practitioner1114598455

Verify Vei Shaun Siow in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD481920
    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 Pennsylvania 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

92% more Medicare Part D claims than the average vascular surgery physician in 2024

386 Medicare Part D claims for 106 beneficiaries, against an average of 201 among the 3,936 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Vei Shaun Siow386
  2. Specialty average201

Most prescribed

  1. Clopidogrel149 claims
  2. Atorvastatin Calcium64 claims
  3. Cilostazol45 claims
  4. Xarelto37 claims
  5. Gabapentin12 claims
  6. Eliquis11 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: $150.19

1 payment: food and beverage; the largest payer was Terumo Medical Corporation. The 4,059 providers of this specialty with any payment received $6,178.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Vei Shaun Siow$150.19
  2. Specialty average$6,178.00

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. Allegheny ClinicPittsburgh, PA
  2. St Vincent Medical Education And Research Institute IncAlbion, PA

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

Vei Shaun Siow among 272 vascular surgery physician records in Pennsylvania

Vei Shaun Siow is one of 272 vascular surgery physician records with a practice address in Pennsylvania. 83% 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 76% of them.

  • NPI issued2013 · 76% of these records are older, 21% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2013 · median 2005 among the 193 with a school on file
  • Record last updated2024 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0129X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular Surgery Physician providers in Pennsylvania

There are 272 vascular surgery physician records in Pennsylvania.

The 8 vascular surgery physician records with the nearest ZIP codes

  1. Steven LeersPittsburgh, PA 152241275606535
  2. Madhusudanan Nair, MDPittsburgh, PA 152241922090943
  3. Anh PhamPittsburgh, PA 152191437437035
  4. Samuel Simone, M.D.Pittsburgh, PA 152191245499920
  5. Catherine Go, M.D.Pittsburgh, PA 152171023423167
  6. Abigayle DrankoPittsburgh, PA 152321912672841
  7. Mariam MaksutovaPittsburgh, PA 152321588302418
  8. Othman Abdul-MalakPittsburgh, PA 152131003285602

Common questions

What is Vei Shaun Siow's NPI number?

Vei Shaun Siow's National Provider Identifier (NPI) is 1003159419, issued on Apr 3, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Vei Shaun Siow located?

The NPPES record lists a practice address at 5140 Liberty Ave Ste 200, Pittsburgh, PA, 15224. Phone: (412) 359-6137. Providers update this record themselves, so call before visiting.

How can I verify Vei Shaun Siow's license?

NPPES lists Pennsylvania license number MD481920, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Vei Shaun Siow prescribe under Medicare Part D?

In 2024, Vei Shaun Siow had 386 Medicare Part D claims for 106 beneficiaries; the average among vascular surgery physician prescribers was 201. 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.