Physician Profile
Gregory S. Difelice, M.D.
Unclaimed ProfileAbout Dr. Difelice
Gregory S. Difelice, M.D. is a healthcare provider in New York, NY specializing in orthopedic surgery. Gregory trained at Rutgers New Jersey Medical School, graduating in 1994. Gregory is also listed as specializing in orthopaedic adult reconstructive surgery and orthopaedic sports medicine. According to Medicare claims data, Gregory cared for 545 Medicare patients across 1,163 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (212) 606-1844
- Email not available
Practice Locations
535 E 70TH ST
New York, NY 10021
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
1,163 services · 545 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
167 |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
23 |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
14 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
498 |
| Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose | Drug given | J7323 |
76 |
| Hyaluronan or derivative, gel-one, for intra-articular injection, per dose | Drug given | J7326 |
46 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
128 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
90 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
77 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
44 |
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.
Related specialists at this location 5
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.
Other orthopedic surgeons in New York 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Rutgers New Jersey Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Rutgers New Jersey Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid large joint using ultrasound guidance 8
Providers in NY who bill this service to Medicare most often.
Common questions
What is Gregory S. Difelice's specialty?
Gregory S. Difelice is an orthopedic surgeon in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.
NPI registry
Where can I find Gregory S. Difelice?
Gregory S. Difelice is listed at 535 E 70Th St, New York, NY 10021. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Gregory S. Difelice?
The number on file is (212) 606-1844. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Gregory S. Difelice's NPI number?
Gregory S. Difelice's National Provider Identifier is 1639148208. 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 Gregory S. Difelice's education?
Gregory S. Difelice attended Rutgers New Jersey Medical School, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Gregory S. Difelice been practicing?
Gregory S. Difelice has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What is Gregory S. Difelice known for?
According to Medicare billing data, Gregory S. Difelice performs procedures including aspiration and/or injection of fluid large joint using ultrasound guidance, replacement of knee joint, both sides of knee and replacement of thigh bone and hip joint with prosthesis, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Gregory S. Difelice confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory S. Difelice. 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.