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Edit this profileWhere to find Gregory K. Deirmengian, MD
- King of Prussia location main office
234 Mall Blvd Ste G30, King of Prussia, PA 19406 - Sewell location
243 Hurffville Crosskeys Rd, Sewell, NJ 08080 - Marlton location
999 Route 73 N Ste 401, Marlton, NJ 08053
About Dr. Deirmengian
Gregory K. Deirmengian, MD practices orthopaedic surgery in King of Prussia, PA. Gregory is a 2004 graduate of Perelman School of Med at the University of Pennsylvania. Medicare claims data shows Gregory provided 5,690 services to 2,018 patients. The services billed most often include hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg, x-ray of knee, 3 views, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. The provider's National Provider Identifier (NPI) is 1730249517.
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
- (267) 339-3558
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
234 MALL BLVD STE G30
King Of Prussia, PA 19406
243 Hurffville Crosskeys Rd
Sewell, NJ 08080
999 Route 73 N Ste 401
Marlton, NJ 08053
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
Foot and ankle
Hip
Shoulder
- Broken collarbone
- Frozen shoulder
- Shoulder impingement
- Dislocated joint
Sports and soft tissue
Trauma and bone
Foot & Ankle
Procedures & services
Ankle surgery
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
5,690 services · 2,018 patients · 22 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
211 | More often than most peers in Orthopaedic Surgery |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
114 | More than most peers in Orthopaedic Surgery |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
82 | More than most peers in Orthopaedic Surgery |
| Treatment of broken neck of thigh bone with bone implant | Procedure | 27245 |
20 | More often than most peers in Orthopaedic Surgery |
| Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement | Procedure | 27236 |
14 | As often as other peers in Orthopaedic Surgery |
| Revision of thigh and lower leg bone components of total knee joint prosthesis | Procedure | 27487 |
13 | Less often than most peers in Orthopaedic Surgery |
| X-ray of knee, 3 views | Imaging | 73562 |
331 | More than most peers in Orthopaedic Surgery |
| X-ray of hip, 2-3 views | Imaging | 73502 |
283 | More than most peers in Orthopaedic Surgery |
| X-ray of knee, 4 or more views | Imaging | 73564 |
220 | More often than most peers in Orthopaedic Surgery |
| X-ray of both hips, 3-4 views | Imaging | 73522 |
20 | As often as other 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.
Related specialists at this location 6
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 — 25 related providers in 4 groups
Trained at Perelman School of Med at the University of Pennsylvania 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Perelman School of Med at the University of Pennsylvania 8
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 PA who bill this service to Medicare most often.
Common questions
What is Dr. Deirmengian's specialty?
Dr. Deirmengian is an orthopaedic surgeon in King Of Prussia, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Where can I find Dr. Deirmengian?
Dr. Deirmengian is listed at 234 Mall Blvd Ste G30, King Of Prussia, PA 19406. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Deirmengian?
The number on file is (267) 339-3558. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Deirmengian?
Dr. Deirmengian's National Provider Identifier is 1730249517. 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
What is Dr. Deirmengian's medical education?
Dr. Deirmengian attended Perelman School of Med at the University of Pennsylvania, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Deirmengian have?
Dr. Deirmengian has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Deirmengian known for?
According to Medicare billing data, Dr. Deirmengian performs procedures including aspiration and/or injection of fluid from large joint, replacement of knee joint, both sides of knee and replacement of thigh bone and hip joint with prosthesis; reads or performs imaging such as x-ray of knee, 3 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
Is Dr. Deirmengian's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Deirmengian. If this is you, claiming it is free.
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