NPPES file of Aug 9, 2026

Antonietta E. Vaillancourt, PA

Surgical Physician Assistant · Gaithersburg, MD

Antonietta E. Vaillancourt, PA is a surgical physician assistant with a practice address in Gaithersburg, Maryland, and NPI 1811403033, issued on Dec 26, 2017. Check the license (Maryland C06707, as entered in NPPES) with the Maryland 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
1811403033
Name
Antonietta E. Vaillancourt
Credential
PA
Primary taxonomy
Surgical Physician Assistant 363AS0400X
License numbers
C06707 MD
AMD-789 HI
Self-reported in NPPES; status is on the state search
Practice location
9561 White Pillar Ter, Gaithersburg, MD 20882
Phone
(301) 641-8354
Enumerated
Dec 26, 2017
Record last updated
Feb 20, 2024
Fax
(301) 641-8354
Medicare enrollment
Enrolled (PECOS I20240426000783); accepts Medicare assignment
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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Verify Antonietta E. Vaillancourt in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license C06707
    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 Maryland license search

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84% fewer Medicare Part D claims than the average surgical physician assistant in 2024

48 Medicare Part D claims for 40 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D.

  1. Antonietta Vaillancourt48
  2. Specialty average304

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.

Bills Medicare through one group practice

  1. Medstar Urgent Care LLCWheaton, MD

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

Antonietta E. Vaillancourt among 397 surgical physician assistant records in Maryland

Antonietta E. Vaillancourt, PA is one of 397 surgical physician assistant records with a practice address in Maryland. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 79% of them.

  • NPI issued2017 · 79% of these records are older, 17% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2017 · median 2011 among the 230 with a school on file
  • Record last updated2024 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Physician Assistant providers in Maryland

There are 397 surgical physician assistant records in Maryland.

The 8 surgical physician assistant records with the nearest ZIP codes

  1. Steven Eureste, CSAGaithersburg, MD 208781730231499
  2. Jerome Upchurch, SA-C, CSFANorth Potomac, MD 208781023557618
  3. Philip Cohen, PA-CGermantown, MD 208761306884671
  4. Merri Beth Cully, PA-CBethesda, MD 208891124090444
  5. Kimberly Farnsworth, PABethesda, MD 208891073793592
  6. Marshall Faulds, PA-CBethesda, MD 208891154646248
  7. Julie Patterson, PA-CBethesda, MD 208891558609578
  8. Ingrid Williams, PA-CBethesda, MD 208891144382896

Common questions

What is Antonietta E. Vaillancourt, PA's NPI number?

Antonietta E. Vaillancourt, PA's National Provider Identifier (NPI) is 1811403033, issued on Dec 26, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Antonietta E. Vaillancourt, PA located?

The NPPES record lists a practice address at 9561 White Pillar Ter, Gaithersburg, MD, 20882. Phone: (301) 641-8354. Providers update this record themselves, so call before visiting.

How can I verify Antonietta E. Vaillancourt, PA's license?

NPPES lists Maryland license number C06707, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Antonietta E. Vaillancourt, PA prescribe under Medicare Part D?

In 2024, Antonietta E. Vaillancourt, PA had 48 Medicare Part D claims for 40 beneficiaries; the average among surgical physician assistant prescribers was 304. 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.