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- 680 Guzzi Ln Ste 102, Sonora, CA 95370
About Dr. Nelligan
Based in Sonora, CA, John P. Nelligan, MD is listed in the NPI registry under orthopaedic surgery. John graduated from Rush Medical College of Rush University in 1982. John is also listed as specializing in orthopaedic sports medicine. Medicare claims data shows John provided 1,091 services to 924 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, aspiration and/or injection of fluid from large joint, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. NPI 1952491151 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
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
- (209) 536-5780
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
680 GUZZI LN STE 102
Sonora, CA 95370
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
Pain
Pediatric and tumor
- Slipped capital femoral epiphysis
Spine
- Cervical spondylosis
- Lumbar spondylosis
- Herniated disc
- Scoliosis
- Spinal stenosis
Most searched conditions
Elbow, hand, and wrist
- Cubital tunnel syndrome
- Golfer's elbow
- Tennis elbow
- Trigger finger
- Wrist fracture
Foot and ankle
- Ankle fracture
- Ankle sprain
- Heel pain
Hip
Shoulder
- Broken collarbone
- Frozen shoulder
- Shoulder impingement
- Dislocated joint
Sports and soft tissue
Trauma and bone
Foot & Ankle
Procedures & services
Ankle surgery
- Ankle Replacement
Evaluation and nonsurgical
- Closed fracture treatment
- Joint injection or aspiration
- Orthopedic evaluation
- Cast placement and management
Foot & Ankle
- Ankle Ligament Surgery
- Hammertoe Surgery
Foot and ankle
- Ankle arthroscopy
- Ankle fusion
- Total ankle replacement
- Bunion surgery
Hand and upper extremity
- Wrist fracture fixation
- Cubital tunnel decompression
- Dupuytren contracture surgery
- Trigger finger release
Joint replacement
- Total hip replacement
- Total knee replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Nerves & spine
- Spine surgery consultation
Orthopedics
- ACL reconstruction consultation
- Carpal tunnel surgery consultation
- Hip replacement consultation
- Knee replacement consultation
- Torn rotator cuff consultation
Post-Op Care
- Cast Removal
Spine
- Anterior cervical discectomy and fusion
Spine & Orthopedics
- Bunion Surgery Consultation
- Foot and Ankle Surgery Consultation
- Shoulder Surgery Consultation
- Surgical Hardware Removal Consultation
- Trigger Finger Release Consultation
Trauma and fixation
- External fracture fixation
- Intramedullary nailing
- Repair of fracture nonunion
- Open reduction and internal fixation
Tumor and pediatric
- Bone or soft-tissue tumor resection
- Limb-sparing cancer surgery
- Pediatric corrective osteotomy
Most searched procedures
- Achilles tendon repair
- ACL reconstruction
- Carpal tunnel surgery
- Hip replacement
- Knee replacement
Arthroscopy
- Hip arthroscopy
- Rotator cuff repair
- Shoulder arthroscopy
Hand & Wrist
- De Quervain's Release
Injections & Non-Surgical
- Knee Joint Injection
- PRP Injection
Injections & pain relief
- Cortisone Shot for Joint Pain
Knee
- Kneecap Stabilization Surgery
- Meniscus Surgery
Shoulder surgery
- Shoulder labrum repair
Trauma & Fractures
- Broken Hip Surgery
- Hardware Removal Surgery
Procedures Most Often Billed to Medicare
1,091 services · 924 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
149 | As often as other peers in Orthopaedic Surgery |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
35 | More often than most peers in Orthopaedic Surgery |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
22 | Less often than most peers in Orthopaedic Surgery |
| Shaving of part of shoulder bone and repair of ligament using an endoscope | Procedure | 29826 |
18 | As often as other peers in Orthopaedic Surgery |
| Limited removal of abnormal shoulder joint tissue using endoscope | Procedure | 29822 |
14 | As often as other peers in Orthopaedic Surgery |
| X-ray of hip, 2-3 views | Imaging | 73502 |
117 | More often than most peers in Orthopaedic Surgery |
| X-ray of knee, 4 or more views | Imaging | 73564 |
60 | As often as other peers in Orthopaedic Surgery |
| X-ray of knee, 3 views | Imaging | 73562 |
60 | As often as other peers in Orthopaedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
45 | As often as other peers in Orthopaedic Surgery |
| X-ray of knee, 1-2 views | Imaging | 73560 |
20 | 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.
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 orthopaedic surgeons at this location 3
Same specialty, same street address — most likely the same department or group.
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.
Trained at Rush Medical College of Rush University 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1982 at Rush Medical College of Rush University 7
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Nelligan?
Dr. Nelligan is an orthopaedic surgeon in Sonora, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
What is Dr. Nelligan's address?
Dr. Nelligan is listed at 680 Guzzi Ln Ste 102, Sonora, CA 95370. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Nelligan?
The number on file is (209) 536-5780. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Nelligan?
Dr. Nelligan's National Provider Identifier is 1952491151. 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. Nelligan train?
Dr. Nelligan attended Rush Medical College of Rush University, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Nelligan have?
Dr. Nelligan has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Nelligan perform?
According to Medicare billing data, Dr. Nelligan performs procedures including aspiration and/or injection of fluid from large joint, replacement of thigh bone and hip joint with prosthesis and replacement of knee joint, both sides of knee; reads or performs imaging such as x-ray of hip, 2-3 views and x-ray of knee, 4 or more views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Nelligan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nelligan. If this is you, claiming it is free.
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