NPPES file of Aug 9, 2026

Lauren Marie Szlosek, PA-C

Physician Assistant · Marlborough, MA

Lauren Marie Szlosek, PA-C is a physician assistant with a practice address in Marlborough, Massachusetts, and NPI 1578828000, issued on Jul 11, 2012. Check the license 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
1578828000
Name
Lauren Marie Szlosek
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
Practice location
201 Boston Post RD W Ste 200&202, Marlborough, MA 01752
Phone
(508) 460-9613
Enumerated
Jul 11, 2012
Record last updated
Apr 28, 2026
Fax
(978) 371-0522
Medicare enrollment
Enrolled (PECOS I20121004000228); 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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Also registered at 201 Boston Post RD W Ste 200&202

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

  1. David Geist, M.D.MOHS-Micrographic Surgery Physician1124133277
  2. Byron Ho, M.D.Dermatology Physician1194115709
  3. Meghan MonkPhysician Assistant1205491040

Verify Lauren Marie Szlosek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck 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
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37% fewer Medicare Part D claims than the average physician assistant in 2024

525 Medicare Part D claims for 235 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Lauren Szlosek525
  2. Specialty average830

Most prescribed

  1. Triamcinolone Acetonide93 claims
  2. Betamethasone Diprop Augmented52 claims
  3. Fluorouracil45 claims
  4. Ketoconazole44 claims
  5. Clobetasol Propionate40 claims
  6. Doxycycline Monohydrate29 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.

Bills Medicare through one group practice

  1. Adult And Pediatric Dermatology PCConcord, MA

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

Lauren Marie Szlosek among 4,713 physician assistant records in Massachusetts

Lauren Marie Szlosek, 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 2012, is newer than 25% of them.

  • NPI issued2012 · 25% of these records are older, 72% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2011 · median 2019 among the 3,217 with a school on file
  • Record last updated2026 · 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).

9 physician assistant records list a practice address in Marlborough

They are 9 of the 3,071 NPPES records with a practice address in Marlborough, and 4,713 physician assistant records in Massachusetts.

The 8 physician assistant records with the nearest ZIP codes

  1. Allison Barry, PA-CMarlborough, MA 017521437881182
  2. Amber Bentley, PAMarlborough, MA 017521881158012
  3. Marc Bisceglia, PA-CMarlborough, MA 017521093749509
  4. Vanessa DuahMarlborough, MA 017521033909494
  5. Amanda Huisentruit, PA-CMarlborough, MA 017521205594611
  6. Wendy Leontie, PAMarlborough, MA 017521255688552
  7. Meghan MonkMarlborough, MA 017521205491040
  8. Kristen Place, PA-CMarlborough, MA 017521285453514

Common questions

What is Lauren Marie Szlosek, PA-C's NPI number?

Lauren Marie Szlosek, PA-C's National Provider Identifier (NPI) is 1578828000, issued on Jul 11, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Lauren Marie Szlosek, PA-C located?

The NPPES record lists a practice address at 201 Boston Post RD W Ste 200&202, Marlborough, MA, 01752. Phone: (508) 460-9613. Providers update this record themselves, so call before visiting.

How can I verify Lauren Marie Szlosek, PA-C's license?

Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Lauren Marie Szlosek, PA-C prescribe under Medicare Part D?

In 2024, Lauren Marie Szlosek, PA-C had 525 Medicare Part D claims for 235 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.