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

Dr. Jeffrey Michael Block, DC

Individual provider Orthopedic Chiropractor · NPI 1871557868

Dr. Jeffrey Michael Block, DC is a Chiropractic in Smithtown, New York. Graduated from National College of Chiropractic in 1991, 35 years ago. Practices with Li Chiropractic and Physical Therapy PLLC, a 4-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
35
Trained at
National College of Chiropractic
Licensed in
NY
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

See every abbreviation used in this directory →

Practice location Address checks out

301 Maple Ave
Smithtown, NY 11787
Phone: (631) 543-0004
Show map & directions

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

Specialties & licences

Orthopedic Chiropractor (primary) Taxonomy 111NX0800X · Licence 6746-1 (NY)

Record details

NPI number1871557868
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedApril 14, 2006
Last updated in NPPESNovember 19, 2011
Mailing address301 Maple Ave, Smithtown, NY 11787-4900

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolNATIONAL COLLEGE OF CHIROPRACTIC
Graduated 1991 (35 years in practice)
Group practice Li Chiropractic And Physical Therapy Pllc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount