NPPES file of Aug 9, 2026

Si-Woon Park, DDS

Prosthodontics · Vienna, VA

Si-Woon Park, DDS is a prosthodontics with a practice address in Vienna, Virginia, and NPI 1770770786, issued on Oct 3, 2007. Check the license (Virginia 0401410858, as entered in NPPES) with the Virginia board that licenses this profession; 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
1770770786
Name
Si-Woon Park
Credential
DDS
Primary taxonomy
Prosthodontics 1223P0700X
License number
0401410858 VA
Self-reported in NPPES; status is on the state search
Practice location
8320 Old Courthouse RD, Vienna, VA 22182
Phone
(703) 356-3970
Enumerated
Oct 3, 2007
Record last updated
Oct 3, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(703) 356-3971
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8320 Old Courthouse RD

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

  1. Brita Allgyer, PTPhysical Therapist1285817940
  2. Erin Berk, DPTPhysical Therapist1417961236
  3. Heidi Crayton, MDNeurology Physician1669470720
  4. Leanne Dunaway, DPTPhysical Therapist1811276298
  5. Jacqueline Eghrari-Sabet, M.D.Allergy & Immunology Physician1295770998
  6. Emily Gilbert, MPTOrthopedic Physical Therapist1497950695

Verify Si-Woon Park in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Virginia board licenses this profession
    Search for license 0401410858
    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
Find the Virginia license search

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About as many Medicare Part D claims as the average prosthodontics in 2024

90 Medicare Part D claims for 47 beneficiaries, against an average of 90 among the 1,779 providers of this specialty who prescribed in Part D.

  1. Si-Woon Park90
  2. Specialty average90

Most prescribed

  1. Amoxicillin50 claims
  2. Ibuprofen20 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.

Si-Woon Park among 123 prosthodontics records in Virginia

Si-Woon Park, DDS is one of 123 prosthodontics records with a practice address in Virginia. 52% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 33% of them.

  • NPI issued2007 · 33% of these records are older, 54% newer
  • In a Medicare fileYes · 52% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 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 1223P0700X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Prosthodontics providers in Virginia

There are 123 prosthodontics records in Virginia.

The 8 prosthodontics records with the nearest ZIP codes

  1. Debora Armellini, D.D.S., MSVienna, VA 221821598998924
  2. Abdallah Awada, D.D.S. M.S.D.Vienna, VA 221821508171711
  3. Fotini Chrisopoulos, DDS, MSTysons, VA 221821770911273
  4. Juanli Guo, DMD, MS, PHD, FACPVienna, VA 221821700191251
  5. Daniel Pinto, DDS, MSVienna, VA 221821659837417
  6. Esam Abou Nahlah, DDSArlington, VA 222031811083942
  7. Aasem Alhenaki, DDS, MSArlington, VA 222031548709611
  8. Diana Joo, DDSArlington, VA 222041659197770

Common questions

What is Si-Woon Park, DDS's NPI number?

Si-Woon Park, DDS's National Provider Identifier (NPI) is 1770770786, issued on Oct 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Si-Woon Park, DDS located?

The NPPES record lists a practice address at 8320 Old Courthouse RD, Vienna, VA, 22182. Phone: (703) 356-3970. Providers update this record themselves, so call before visiting.

How can I verify Si-Woon Park, DDS's license?

NPPES lists Virginia license number 0401410858, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.

How much does Si-Woon Park, DDS prescribe under Medicare Part D?

In 2024, Si-Woon Park, DDS had 90 Medicare Part D claims for 47 beneficiaries; the average among prosthodontics prescribers was 90. 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.