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

Allen Lawrence Fein, MD

Individual provider Family Medicine Physician · NPI 1881672533

Allen Lawrence Fein, MD is a Family Practice in Southampton, New York. Qualified in 1978, 48 years ago. Practices with Stony Brook Family and Preventive Medicine, University Faculty Practic, a 43-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
48
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

365 County Road 39A Unit 11
Southampton, NY 11968
Phone: (631) 283-6446
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 205 Windmill Ln, Southampton, NY 11968-4840 — (631) 283-6446

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence A2000404 (NY)

Record details

NPI number1881672533
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 4, 2006
Last updated in NPPESJune 20, 2018

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesADDICTION MEDICINE
Medical schoolOTHER
Graduated 1978 (48 years in practice)
Group practice Stony Brook Family And Preventive Medicine, University Faculty Practic — 43 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Southampton