Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

David Mark Zelechoski, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1356360085

David Mark Zelechoski, MD is an Internal Medicine in Lewisburg, Pennsylvania. Graduated from Hahnemann University College of Medicine in 1986, 40 years ago. Practices with Wellspan Medical Group, a 2,342-clinician group, works from 11 locations and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
40
Trained at
Hahnemann University College of Medicine
Licensed in
PA
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

7055 Westbranch Hwy
Lewisburg, PA 17837-6808
Phone: (570) 524-4141
Fax: (570) 524-5218
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (10)

  • 7095 Westbranch Hwy Ste 1100, Lewisburg, PA 17837-6864 — (570) 524-5050
  • 7095 Westbranch Hwy Ste 1000, Lewisburg, PA 17837-6864 — (570) 523-3006
  • 3 Hospital Dr Ste 100, Lewisburg, PA 17837-9394 — (570) 524-5056
  • 98 Reitz Blvd, Lewisburg, PA 17837-9270 — (570) 524-4443
  • 3 Hospital Dr Ste 214, Lewisburg, PA 17837-9394 — (570) 542-4242
  • 412 W Market St, Middleburg, PA 17842-1076 — (570) 837-6163
  • 101 Meadow Green Dr, Mifflinburg, PA 17844-9300 — (570) 966-1122
  • 964 Carpenter Rd, Milton, PA 17847-7527 — (570) 742-2300
  • 112 Ironstone Dr, Northumberland, PA 17857-8543 — (570) 473-0545
  • 935 Route 522, Selinsgrove, PA 17870-9714 — (570) 372-6102

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD039218E (PA)
Endocrinology, Diabetes & Metabolism Physician Taxonomy 207RE0101X · Licence MD039218E (PA)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence MD039218E (PA)

Record details

NPI number1356360085
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 19, 2006
Last updated in NPPESAugust 5, 2026
Certification dateAugust 5, 2026
Mailing address601 Memory Ln, York, PA 17402-2231

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolHAHNEMANN UNIVERSITY COLLEGE OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Wellspan Medical Group — 2342 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations13 on file with Medicare

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