At a glance
- 71 Border Rd Ste 300, Waltham, MA 02451
About Dr. Van Flandern
Geoffrey J. Van Flandern, MD is a healthcare provider in Waltham, MA specializing in orthopedic surgery. Geoffrey trained at Northwestern University Feinberg Medical School, graduating in 1989. Geoffrey is also listed as specializing in orthopaedic surgery and orthopaedic adult reconstructive surgery. According to Medicare claims data, Geoffrey cared for 1,419 Medicare patients across 1,788 services. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and replacement of knee joint, both sides of knee. This provider record is associated with NPI 1083670228.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (781) 890-2133
- Email not available
Practice Locations
71 BORDER RD STE 300
Waltham, MA 02451
Conditions Commonly Evaluated or Treated
Within Orthopedic Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
Procedures & services
Most searched procedures
Evaluation and nonsurgical
Arthroscopy
Foot & Ankle
Foot and ankle
Hand & Wrist
Hand and upper extremity
Injections & Non-Surgical
Injections & pain relief
Joint replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
Procedures Most Often Billed to Medicare
1,788 services · 1,419 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
200 | More than most peers in Orthopedic Surgery |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
145 | More than most peers in Orthopedic Surgery |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
36 | Less often than most peers in Orthopedic Surgery |
| X-ray of knee, 4 or more views | Imaging | 73564 |
171 | More often than most peers in Orthopedic Surgery |
| X-ray of hip, 2-3 views | Imaging | 73502 |
165 | More often than most peers in Orthopedic Surgery |
| X-ray of knee, 1-2 views | Imaging | 73560 |
72 | More often than most peers in Orthopedic Surgery |
| X-ray of hip, 1 view | Imaging | 73501 |
47 | As often as other peers in Orthopedic Surgery |
| X-ray of knee, 3 views | Imaging | 73562 |
43 | As often as other peers in Orthopedic Surgery |
| X-ray of both hips, 2 views | Imaging | 73521 |
29 | More often than most peers in Orthopedic Surgery |
| X-ray of both hips, 3-4 views | Imaging | 73522 |
20 | As often as other peers in Orthopedic Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other orthopedic surgeons at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 23 related providers in 3 groups
Trained at Northwestern University Feinberg Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Northwestern University Feinberg Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of knee joint, both sides of knee 7
Providers in MA who bill this service to Medicare most often.
Common questions
What does Dr. Van Flandern specialize in?
Dr. Van Flandern is an orthopedic surgeon in Waltham, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.
NPI registry
Where is Dr. Van Flandern located?
Dr. Van Flandern is listed at 71 Border Rd Ste 300, Waltham, MA 02451. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Van Flandern's phone number?
The number on file is (781) 890-2133. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Van Flandern's NPI number?
Dr. Van Flandern's National Provider Identifier is 1083670228. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Van Flandern go to medical school?
Dr. Van Flandern attended Northwestern University Feinberg Medical School, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Van Flandern been practicing?
Dr. Van Flandern has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Van Flandern do most often?
According to Medicare billing data, Dr. Van Flandern performs procedures including replacement of knee joint, both sides of knee, replacement of thigh bone and hip joint with prosthesis and aspiration and/or injection of fluid from large joint; reads or performs imaging such as x-ray of knee, 4 or more views and x-ray of hip, 2-3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Van Flandern confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Van Flandern. If this is you, claiming it is free.
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