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

Jeffrey M Guarino, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1588898597

Jeffrey M Guarino, MD is a Geriatric Medicine in Wilmington, Delaware. Graduated from Jefferson Medical College of Thomas Jefferson University in 2009, 17 years ago. Practices with Christiana Care Health Services Inc, a 1,481-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Delaware.

Years since qualifying
17
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
DE
In the registry since
2009
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

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Wilmington, DE

Specialties & licences

Geriatric Medicine (Family Medicine) Physician (primary) Taxonomy 207QG0300X · Licence C1-0009551 (DE)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X
Family Medicine Physician Taxonomy 207Q00000X · Licence C1-0009551 (DE)

Record details

NPI number1588898597
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 5, 2009
Last updated in NPPESMay 24, 2013

Medicare enrollment

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

Medicare specialtyGERIATRIC MEDICINE
Also practisesFAMILY PRACTICE
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 2009 (17 years in practice)
Group practice Christiana Care Health Services Inc — 1481 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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