Melissa Martenis Sasso, DO
Hospitalist Physician · Lancaster, PA
Melissa Martenis Sasso, DO is a hospitalist physician with a practice address in Lancaster, Pennsylvania, and NPI 1861603276, issued on May 25, 2007. Check the license (Pennsylvania OS015277, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Melissa Martenis Sasso
- Credential
- DO
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- OS015277 PA
OT011701 PA
Self-reported in NPPES; status is on the state search - Practice location
- 555 N Duke St, Lancaster, PA 17602
- Phone
- (717) 544-8144
- Enumerated
- May 25, 2007
- Record last updated
- May 1, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (717) 544-8140
- Medicaid ID
- 102512225 PA
- Medicare enrollment
- Enrolled (PECOS I20101122001049); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2006
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,424 in Pennsylvania → Look up another NPI →
Also registered at 555 N Duke St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Melissa Martenis Sasso in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS015277Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
One hospital affiliation
- 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.
Melissa Martenis Sasso among 1,424 hospitalist physician records in Pennsylvania
Melissa Martenis Sasso, DO is one of 1,424 hospitalist physician records with a practice address in Pennsylvania. 94% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 17% of them.
- NPI issued2007 · 17% of these records are older, 77% newer
- In a Medicare fileYes · 94% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated2006 · median 2011 among the 1,236 with a school on file
- Record last updated2017 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Pennsylvania
There are 1,424 hospitalist physician records in Pennsylvania.
All 1,424 in Pennsylvania → Every provider in Lancaster → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Jordan Appleyard, DOLancaster, PA 176021194388488
- Danielle Dunkle, PA-C, MSPASLancaster, PA 176021326684747
- Lisa Kernic, DOLancaster, PA 176021154364032
- Chukwuma Mmuo, M.DLancaster, PA 176021033423298
- Tyler Sechrist, M.D.Lancaster, PA 176021609287598
- Sandi Verbin, MDLancaster, PA 176021467429704
- Audrey Damren, DOLancaster, PA 176031386136976
- Eugene Camerino, D.O.Ephrata, PA 175221134462021
Common questions
What is Melissa Martenis Sasso, DO's NPI number?
Melissa Martenis Sasso, DO's National Provider Identifier (NPI) is 1861603276, issued on May 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Melissa Martenis Sasso, DO located?
The NPPES record lists a practice address at 555 N Duke St, Lancaster, PA, 17602. Phone: (717) 544-8144. Providers update this record themselves, so call before visiting.
How can I verify Melissa Martenis Sasso, DO's license?
NPPES lists Pennsylvania license number OS015277, 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.