NPPES file of Aug 9, 2026

Samantha E. Day, MD

Family Medicine Physician · Lancaster, PA

Samantha E. Day, MD is a family medicine physician with a practice address in Lancaster, Pennsylvania, and NPI 1982923546, issued on May 21, 2010. Check the license (Pennsylvania MD448038, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982923546
Name
Samantha E. Day
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD448038 PA
Self-reported in NPPES; status is on the state search
Practice location
555 N Duke St, Lancaster, PA 17602
Phone
(717) 544-7228
Enumerated
May 21, 2010
Record last updated
Sep 13, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(717) 544-4149
Medicare enrollment
Enrolled (PECOS I20130829000396); accepts Medicare assignment
Medical or professional school
Temple University School Of Medicine, 2010
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 555 N Duke St

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

  1. Ashraf Abou-Elella, MDAnatomic Pathology & Clinical Pathology Physician1972567626
  2. Joyce AbrahamCertified Registered Nurse Anesthetist1962242099
  3. Marie AceboRegistered Dietitian1053347757
  4. Nancy Adamopoulos, MDInternal Medicine Physician1003896283
  5. Jill Adams, MDFamily Medicine Physician1356184733
  6. Rebecca Adams, CRNPGerontology Nurse Practitioner1780041723

Verify Samantha E. Day 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 MD448038
    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.

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One hospital affiliation

  1. Lancaster General HospitalLancaster, PA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Samantha E. Day among 7,483 family medicine physician records in Pennsylvania

Samantha E. Day, MD is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 60% of them.

  • NPI issued2010 · 60% of these records are older, 38% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2010 · median 2005 among the 4,529 with a school on file
  • Record last updated2013 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

213 family medicine physician records list a practice address in Lancaster

They are 213 of the 5,378 NPPES records with a practice address in Lancaster, and 7,483 family medicine physician records in Pennsylvania.

The 8 family medicine physician records with the nearest ZIP codes

  1. David Byler, MDLancaster, PA 176021710935648
  2. Federico Ceppa, MDLancaster, PA 176021144284704
  3. Howard Gerstein, MDLancaster, PA 176021346298999
  4. Jeffrey Kirchner, DOLancaster, PA 176021104864214
  5. D Thais Magill, M.D.Lancaster, PA 176021932172814
  6. Jeffrey Martin, MDLancaster, PA 176021578501680
  7. Luke Morley, DOLancaster, PA 176021033196332
  8. Maria Perlis, M.D.Lancaster, PA 176021275582314

Common questions

What is Samantha E. Day, MD's NPI number?

Samantha E. Day, MD's National Provider Identifier (NPI) is 1982923546, issued on May 21, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Samantha E. Day, MD located?

The NPPES record lists a practice address at 555 N Duke St, Lancaster, PA, 17602. Phone: (717) 544-7228. Providers update this record themselves, so call before visiting.

How can I verify Samantha E. Day, MD's license?

NPPES lists Pennsylvania license number MD448038, 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.

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.