NPPES file of Aug 9, 2026

Samantha Lynn Marek, MD

Cornea and External Diseases Specialist Physician · West Chester, PA

Samantha Lynn Marek, MD is a cornea and external diseases specialist physician with a practice address in West Chester, Pennsylvania, and NPI 1154982056, issued on Jun 22, 2019. Check the license (Pennsylvania MD484169, 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
1154982056
Name
Samantha Lynn Marek
Credential
MD
Primary taxonomy
Cornea and External Diseases Specialist Physician 207WX0120X
License number
MD484169 PA
Self-reported in NPPES; status is on the state search
Practice location
915 Old Fern Hill RD Ste 200, West Chester, PA 19380
Phone
(610) 696-1230
Enumerated
Jun 22, 2019
Record last updated
Mar 20, 2024
Medicare enrollment
Enrolled (PECOS I20240701002300); accepts Medicare assignment
Medical or professional school
University Of Cincinnati College Of Medicine, 2019
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

Verify Samantha Lynn Marek 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 MD484169
    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.

87% fewer Medicare Part D claims than the average cornea and external diseases specialist physician in 2024

168 Medicare Part D claims for 96 beneficiaries, against an average of 1,263 among the 330 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.

  1. Samantha Marek168
  2. Specialty average1,263

Most prescribed

  1. Prednisolone Acetate40 claims
  2. Neomycin-Polymyxin-Dexameth25 claims
  3. Moxifloxacin24 claims
  4. Erythromycin13 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: $580.52

14 payments; by number, the most common kind was food and beverage; the largest payer was Johnson & Johnson Surgical Vision, Inc. The 284 providers of this specialty with any payment received $3,109.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Samantha Marek$580.52
  2. Specialty average$3,109.37

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. Chester County Eye Care Assoc PCWest Chester, PA

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

Cornea and External Diseases Specialist Physician providers in Pennsylvania

There are 17 cornea and external diseases specialist physician records in Pennsylvania.

Other cornea and external diseases specialist physician records in Pennsylvania

  1. Mira AminNorth Wales, PA1720583297
  2. Vatinee Bunya, MDPhiladelphia, PA1760561799
  3. Stuart Carter, M.D.Allentown, PA1477997682
  4. John Fileta, MDLancaster, PA1013237676
  5. Anahita Kate, MDPittsburgh, PA1518814987
  6. Ashley Khalili, M.D.Philadelphia, PA1780038075
  7. Giacomina Massaro-Giordano, MDPhiladelphia, PA1891806543
  8. Sabrina Mukhtar, MDPittsburgh, PA1992239461
  9. Stephen Orlin, MDPhiladelphia, PA1053341149
  10. Hamza Pasha, MDCranberry Township, PA1306291273

Common questions

What is Samantha Lynn Marek, MD's NPI number?

Samantha Lynn Marek, MD's National Provider Identifier (NPI) is 1154982056, issued on Jun 22, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Samantha Lynn Marek, MD located?

The NPPES record lists a practice address at 915 Old Fern Hill RD Ste 200, West Chester, PA, 19380. Phone: (610) 696-1230. Providers update this record themselves, so call before visiting.

How can I verify Samantha Lynn Marek, MD's license?

NPPES lists Pennsylvania license number MD484169, 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 Samantha Lynn Marek, MD prescribe under Medicare Part D?

In 2024, Samantha Lynn Marek, MD had 168 Medicare Part D claims for 96 beneficiaries; the average among cornea and external diseases specialist physician prescribers was 1,263. 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.