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

Dr. Jeffrey Neal Elfenbein, DO

Individual provider Internal Medicine Physician · NPI 1043308695

Dr. Jeffrey Neal Elfenbein, DO is an Internal Medicine in Seaford, New York. Graduated from Philadelphia College of Osteopathic Medicine in 1990, 36 years ago. Accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
36
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
NY
In the registry since
2006
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.

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Practice location Address checks out

3921 Merrick Rd
Seaford, NY 11783-2823
Phone: (516) 785-0660
Fax: (516) 785-1099
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 196802 (NY)

Record details

NPI number1043308695
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedOctober 10, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1990 (36 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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