Mary Steffy, RN
Registered Nurse · Lancaster, PA
Mary Steffy, RN is a registered nurse with a practice address in Lancaster, Pennsylvania, and NPI 1245325869, issued on Oct 3, 2006. Check the license (Pennsylvania RN235157L, as entered in NPPES) with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mary Steffy
- Credential
- RN
- Primary taxonomy
- Registered Nurse 163W00000X
- License number
- RN235157L PA
Self-reported in NPPES; status is on the state search - Practice location
- 555 N Lime St, Lancaster, PA 17602
- Phone
- (717) 544-4305
- Enumerated
- Oct 3, 2006
- Record last updated
- Oct 15, 2009 (not updated in 17 years: call before relying on the address or phone)
- Medicaid ID
- 101596759 PA
- Entity
- Type 1 · individual
8 nearest registered nurse records → All 5,372 in Pennsylvania → Look up another NPI →
Also registered at 555 N Lime St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Denise Crowley Trier, RNRegistered Nurse1558455238
- Mary Mabry, RNRegistered Nurse1306022090
- Alta Metzler, RNRegistered Nurse1760577282
Verify Mary Steffy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license RN235157LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mary Steffy among 5,372 registered nurse records in Pennsylvania
Mary Steffy, RN is one of 5,372 registered nurse records with a practice address in Pennsylvania. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than under 1% of them.
- NPI issued2006 · under 1% of these records are older, 98% newer
- In a Medicare fileNo · 3% of these records are
- In the CMS Doctors and Clinicians fileNo · 3% of these records are
- Record last updated2009 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
94 registered nurse records list a practice address in Lancaster
They are 94 of the 5,378 NPPES records with a practice address in Lancaster, and 5,372 registered nurse records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,372 in Pennsylvania → Every provider in Lancaster → Registered Nurse nationwide →
The 8 registered nurse records with the nearest ZIP codes
- Denise Crowley Trier, RNLancaster, PA 176021558455238
- Ramonita Diffenderfer, RNLancaster, PA 176021942396270
- Ashley Evans, CRNPLancaster, PA 176021285775478
- Tara Fiore, RNLancaster, PA 176021205292752
- Victoria Goralski, C. R. N. A.Lancaster, PA 176021417980293
- Beth Heine, R.N.Lancaster, PA 176021831436708
- Kristen Hollinger, RNLancaster, PA 176021023335585
- Beverly Lech, RNLancaster, PA 176021932201027
Common questions
What is Mary Steffy, RN's NPI number?
Mary Steffy, RN's National Provider Identifier (NPI) is 1245325869, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary Steffy, RN located?
The NPPES record lists a practice address at 555 N Lime St, Lancaster, PA, 17602. Phone: (717) 544-4305. Providers update this record themselves, so call before visiting.
How can I verify Mary Steffy, RN's license?
NPPES lists Pennsylvania license number RN235157L, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity 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. 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.