NPPES file of Aug 9, 2026

Lauren Ashley Rousseau, PA-C

Physician Assistant · Boston, MA

Lauren Ashley Rousseau, PA-C is a physician assistant with a practice address in Boston, Massachusetts, and NPI 1518303734, issued on May 14, 2013. Check the license (Massachusetts PA4749, as entered in NPPES) with the Massachusetts 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
1518303734
Name
Lauren Ashley Rousseau
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA4749 MA
Self-reported in NPPES; status is on the state search
Practice location
70 Francis St, Boston, MA 02115
Phone
(857) 307-1947
Enumerated
May 14, 2013
Record last updated
Dec 18, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20131204000869); 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 70 Francis St

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

  1. Rahul Aggarwal, MDStudent in an Organized Health Care Education/Training Program1558929703
  2. Michele BoyleOccupational Therapist1669827622
  3. Kristin Boyt, PAPhysician Assistant1225091358
  4. John Butter, MDInternal Medicine Physician1629037064
  5. Kelly CheeversOccupational Therapist1528682713
  6. Kathryn Everton, DPTPhysical Therapist1972285708

Verify Lauren Ashley Rousseau in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license PA4749
    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 Massachusetts 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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68% fewer Medicare Part D claims than the average physician assistant in 2024

269 Medicare Part D claims for 141 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.

  1. Lauren Rousseau269
  2. Specialty average830

Most prescribed

  1. Eliquis68 claims
  2. Metoprolol Succinate32 claims
  3. Amiodarone Hcl19 claims
  4. Flecainide Acetate18 claims
  5. Metoprolol Tartrate15 claims
  6. Cephalexin14 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: $10,010.73

35 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lauren Rousseau$10,011
  2. Specialty average$842

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

Bills Medicare through one group practice

  1. Brigham And Womens Physicians Organization IncBoston, MA

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

Lauren Ashley Rousseau among 4,713 physician assistant records in Massachusetts

Lauren Ashley Rousseau, PA-C is one of 4,713 physician assistant records with a practice address in Massachusetts. 78% 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 28% of them.

  • NPI issued2013 · 28% of these records are older, 70% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2013 · median 2019 among the 3,217 with a school on file
  • Record last updated2019 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,660 physician assistant records list a practice address in Boston

They are 1,660 of the 41,865 NPPES records with a practice address in Boston, and 4,713 physician assistant records in Massachusetts.

The 8 physician assistant records with the nearest ZIP codes

  1. Lara BenoBoston, MA 021151013982677
  2. Laura BondlowBoston, MA 021151003806571
  3. Kristin Boyt, PABoston, MA 021151225091358
  4. Jessica Britnell, MS, PA-CBoston, MA 021151255309183
  5. Kendra Church, MS PA CBoston, MA 021151043261381
  6. Michele Elms, PABoston, MA 021151821052671
  7. Andrea Gayle-Bennett, PABoston, MA 021151497728026
  8. Sherri Horonjeff, PABoston, MA 021151669444394

Common questions

What is Lauren Ashley Rousseau, PA-C's NPI number?

Lauren Ashley Rousseau, PA-C's National Provider Identifier (NPI) is 1518303734, issued on May 14, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Lauren Ashley Rousseau, PA-C located?

The NPPES record lists a practice address at 70 Francis St, Boston, MA, 02115. Phone: (857) 307-1947. Providers update this record themselves, so call before visiting.

How can I verify Lauren Ashley Rousseau, PA-C's license?

NPPES lists Massachusetts license number PA4749, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Lauren Ashley Rousseau, PA-C prescribe under Medicare Part D?

In 2024, Lauren Ashley Rousseau, PA-C had 269 Medicare Part D claims for 141 beneficiaries; the average among physician assistant prescribers was 830. 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.