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

Dr. Diana C Martins-Welch, MD

Individual provider Hospice and Palliative Medicine (Internal Medicine) Physician · NPI 1275832446

Dr. Diana C Martins-Welch, MD is a Hospice/Palliative Care in Manhasset, New York. Graduated from State University of New York at Stony Brook, School of Medicine in 2011, 15 years ago. Practices with North Shore-Lij Medical PC, a 6,350-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
15
Trained at
State University of New York at Stony Brook, School of Medicine
Licensed in
NY
In the registry since
2011
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

300 Community Dr
Manhasset, NY 11030-3816
Phone: (516) 562-3015
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospice and Palliative Medicine (Internal Medicine) Physician (primary) Taxonomy 207RH0002X · Licence 267099 (NY)

Record details

NPI number1275832446
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2011
Last updated in NPPESNovember 2, 2015

Medicare enrollment

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

Medicare specialtyHOSPICE/PALLIATIVE CARE
Medical schoolSTATE UNIVERSITY OF NEW YORK AT STONY BROOK, SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice North Shore-Lij Medical Pc — 6350 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations8 on file with Medicare