Physician Profile
William C. Geisert, MD is a healthcare provider in Fleming Island, FL specializing in orthopaedic surgery. William trained at University of Michigan Medical School, graduating in 2012. According to Medicare claims data, William cared for 180 Medicare patients across 1,295 services. The services billed most often include injection, methylprednisolone acetate, 1 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and x-ray of shoulder, minimum of 2 views.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
4565 US HIGHWAY 17 STE 2200
Fleming Island, FL 32003
232 Ponte Vedra Park Dr
Ponte Vedra Beach, FL 32082
15255 Max Legget Pkwy Ste 5300
Jacksonville, FL 32218
10475 Centurion Pkwy N Ste 220
Jacksonville, FL 32256
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.
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
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
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
1,295 services · 180 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
23 | As often as other peers in Orthopaedic Surgery |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
21 | As often as other peers in Orthopaedic Surgery |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
21 | Less often than most peers in Orthopaedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
30 | Less often than most peers in Orthopaedic Surgery |
| X-ray of hip, 2-3 views | Imaging | 73502 |
22 | Less often than most peers in Orthopaedic Surgery |
| X-ray of knee, 4 or more views | Imaging | 73564 |
21 | Less often than most peers in Orthopaedic Surgery |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
1,100 | Less often than most peers in Orthopaedic Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
33 | Less often than most peers in Orthopaedic Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
24 | Less often than most peers in Orthopaedic Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Geisert is an orthopaedic surgeon in Fleming Island, FL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Dr. Geisert is listed at 4565 US Highway 17 Ste 2200, Fleming Island, FL 32003. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (904) 634-0640. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Geisert's National Provider Identifier is 1336415736. 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
Dr. Geisert attended University of Michigan Medical School, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
Dr. Geisert has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Geisert 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 shoulder, minimum of 2 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
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Geisert. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.