DR. GEOFFREY J VAN FLANDERN MD
NPI 1083670228
Orthopaedic Surgery in Waltham, MA

Active since April 25, 2006PECOS EnrolledAccepts Medicare Assignment
71 BORDER RD STE 300, WALTHAM, MA 02451(781) 890-2133(781) 890-2177 Get Directions Write a Review

NPPES record last updated: September 10, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Geoffrey J Van Flandern Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GEOFFREY J VAN FLANDERN MD (NPI 1083670228) is an individual orthopaedic surgery provider in Waltham, Massachusetts, licensed in Massachusetts (79266) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Southcoast Hospitals Group, and is a graduate of Northwestern University Feinberg Medical School (1989).

NPPES Registry Identity

NPI1083670228
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameDR. GEOFFREY J VAN FLANDERNCredential: MD
Location Address71 BORDER RD STE 300Waltham, MA 02451-1044
Mailing Address71 Border Rd Ste 300Waltham, MA 02451-1044 · (781) 890-2133 · Fax (781) 890-2177
Fax(781) 890-2177
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 1989
Enumeration DateApril 25, 2006
Last NPPES UpdateSeptember 10, 2025
NPPES CertifiedSeptember 10, 2025
NPI 1083670228 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License Licensed in MA · 79266
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
Also ListedOrthopaedic Surgery · Adult Reconstructive Orthopaedic SurgeryTaxonomy 207XS0114X · License 79266 (MA)
71 BORDER RD STE 300, Waltham, MA 02451

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Geoffrey J Van Flandern Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5294767976
PECOS Enrollment IDI20050901000734
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 16

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
266 services41 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
208 services203 patients
Replacement of knee joint, both sides of knee 27447
A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.
200 services182 patients
X-ray of knee, 4 or more views 73564
An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.
171 services130 patients
X-ray of hip, 2-3 views 73502
An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.
165 services144 patients
Replacement of thigh bone and hip joint with prosthesis 27130
This procedure, known as hip arthroplasty, involves replacing your damaged thigh bone and hip joint with artificial parts, called a prosthesis. It helps relieve pain, improve mobility, and enhance your quality of life.
145 services136 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Southcoast Hospitals Group

Acute Care Hospitals · Fall River, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220074
Location363 Highland AvenueFall River, MA 02720 · Bristol County
Emergency services Birthing friendly

New England Baptist Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220088
Location125 Parker Hill AvenueBoston, MA 02120 · Suffolk County

Milford Regional Medical Center

Acute Care Hospitals · Milford, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number220090
Location14 Prospect StreetMilford, MA 01757 · Worcester County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Martha's Vineyard Hospital Inc

Critical Access Hospitals · Oak Bluffs, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number221300
LocationOne Hospital Road, First Fl, Wing 5, PO Box 1477Oak Bluffs, MA 02557 · Dukes County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02451 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Dynamic adjustable knee extension / flexion device, includes soft interface material E1810
DME-Other DME · category DE000N
1 supplier19 claims19 services$75.93 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 18

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Orthopaedic Surgery (Hand Surgery)
71 BORDER RD STE 300
WALTHAM, MA 02451
Orthopaedic Surgery
71 BORDER RD STE 300
WALTHAM, MA 02451
Neurological Surgery
71 BORDER RD STE 300
WALTHAM, MA 02451
Orthopaedic Surgery
71 BORDER RD STE 300
WALTHAM, MA 02451
Orthopaedic Surgery
71 BORDER RD STE 300
WALTHAM, MA 02451
Orthopaedic Surgery
71 BORDER RD STE 300
WALTHAM, MA 02451
Orthopaedic Surgery
71 BORDER RD STE 300
WALTHAM, MA 02451
Orthopaedic Surgery
71 BORDER RD STE 300
WALTHAM, MA 02451

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Geoffrey Van Flandern's NPI number?

The NPI number for Geoffrey Van Flandern is 1083670228. It was assigned to this individual provider in the NPPES registry on April 25, 2006.

Where is Geoffrey Van Flandern located?

Geoffrey Van Flandern practices at 71 Border Rd Ste 300, Waltham, MA 02451. The listed phone number is (781) 890-2133.

What is Geoffrey Van Flandern's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Geoffrey Van Flandern enrolled in Medicare?

Yes. Geoffrey Van Flandern is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Geoffrey Van Flandern accept?

Health plans from Anthem Blue Cross and Blue Shield list Geoffrey Van Flandern as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Geoffrey Van Flandern affiliated with any hospitals?

According to CMS data, Geoffrey Van Flandern is affiliated with Southcoast Hospitals Group, New England Baptist Hospital, Milford Regional Medical Center, Brigham And Women's Hospital and Martha's Vineyard Hospital Inc.

When was this NPI record last updated?

The NPPES record for Geoffrey Van Flandern was last updated on September 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.