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

Mathew Lonberg, MD

Individual provider Hematology (Internal Medicine) Physician · NPI 1235186065

Mathew Lonberg, MD is a Hematology/Oncology in Nyack, New York. Graduated from University of Virginia School of Medicine in 1981, 45 years ago. Practices with White Plains Medical Diagnostic Services, PC, a 96-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
45
Trained at
University of Virginia School of Medicine
Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

255 Fifth Ave
Nyack, NY 10960-1824
Phone: (845) 362-1750
Fax: (845) 362-1577
Show map & directions

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

Specialties & licences

Hematology (Internal Medicine) Physician (primary) Taxonomy 207RH0000X · Licence 155671 (NY)

Record details

NPI number1235186065
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 27, 2006
Last updated in NPPESJuly 6, 2010
Mailing address255 Fifth Avenue, Nyack, NY 10960-1824

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolUNIVERSITY OF VIRGINIA SCHOOL OF MEDICINE
Graduated 1981 (45 years in practice)
Group practice White Plains Medical Diagnostic Services, Pc — 96 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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