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

Dr. Geoffrey J Van Flandern, MD

Individual provider Orthopaedic Surgery Physician · NPI 1083670228

Dr. Geoffrey J Van Flandern, MD is an Orthopedic Surgery in Waltham, Massachusetts. Graduated from Northwestern University Feinberg Medical School in 1989, 37 years ago. Practices with Northeast Orthopaedic Alliance PLLC, a 289-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
37
Trained at
Northwestern University Feinberg Medical School
Licensed in
MA
In the registry since
2006
Specialties on file
2
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

71 Border Rd Ste 300
Waltham, MA 02451-1044
Phone: (781) 890-2133
Fax: (781) 890-2177
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 79266 (MA)
Adult Reconstructive Orthopaedic Surgery Physician Taxonomy 207XS0114X · Licence 79266 (MA)

Record details

NPI number1083670228
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 25, 2006
Last updated in NPPESSeptember 10, 2025
Certification dateSeptember 10, 2025

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1989 (37 years in practice)
Group practice Northeast Orthopaedic Alliance Pllc — 289 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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