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

Matthew Leiman, DO

Individual provider Internal Medicine Physician · NPI 1306586185

Matthew Leiman, DO is an Internal Medicine in Woodbury, New York. Graduated from New York College of Osteo Medicine of New York Institute of Technology in 2022, 4 years ago. Practices with North Shore-Lij Medical PC, a 6,350-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
4
Trained at
New York College of Osteo Medicine of New York Institute of Technology
Licensed in
NY
In the registry since
2022
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

321 Crossways Park Dr
Woodbury, NY 11797-2013
Phone: (516) 405-7100
Fax: (718) 830-1015
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 334871-01 (NY)

Record details

NPI number1306586185
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 30, 2022
Last updated in NPPESJune 4, 2026
Certification dateJune 4, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolNEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY
Graduated 2022 (4 years in practice)
Group practice North Shore-Lij Medical Pc — 6350 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Woodbury