Physician Profile
John Difiori, MD
Unclaimed ProfileAbout Dr. Difiori
Based in New York, NY, John Difiori, MD is listed in the NPI registry under family medicine — sports medicine. John is also listed as specializing in family medicine, orthopaedic sports medicine, and orthotist. According to Medicare claims data, John cared for 200 Medicare patients across 328 services. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and aspiration and/or injection of fluid large joint using ultrasound guidance.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Specialty
Credentials & Licensing
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.
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
- (212) 606-1635
- Email not available
Practice Locations
535 E 70TH ST ATTENTION: JOHN DIFIORI MD
New York, NY 10021
Conditions Commonly Evaluated or Treated
Within Family Medicine 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
Cardiometabolic
Digestive
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Most searched procedures
Preventive interventions
Screening and testing
Diagnostic Tests
Exams & Screenings
Foot and Leg Pain
Heart & Circulation
Injections
Lungs & Breathing
Minor Procedures
Occupational Health
Office procedures
Pain Management
Preventive Care
Respiratory
Senior Care
Sexual & Reproductive Health
Skin Procedures
Sleep Health
Urgent Care Procedures
Wellness & Weight
Women's Health
Procedures Most Often Billed to Medicare
328 services · 200 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
43 | Less often than most peers in Family Medicine — Sports Medicine |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
137 | Less often than most peers in Family Medicine — Sports Medicine |
| Hyaluronan or derivative, monovisc, for intra-articular injection, per dose | Drug given | J7327 |
27 | Less often than most peers in Family Medicine — Sports Medicine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
50 | As often as other peers in Family Medicine — Sports Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
38 | Less often than most peers in Family Medicine — Sports Medicine |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
20 | Less often than most peers in Family Medicine — Sports Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
13 | Less often than most peers in Family Medicine — Sports Medicine |
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 8
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 family doctors in New York 8
Same specialty, same city.
More connections — 8 related providers in 1 group
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 does Dr. Difiori specialize in?
Dr. Difiori is a family doctor in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine — Sports Medicine”.
NPI registry
Where is Dr. Difiori located?
Dr. Difiori is listed at 535 E 70Th St Attention: John Difiori MD, New York, NY 10021. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Difiori's phone number?
The number on file is (212) 606-1635. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Difiori's NPI number?
Dr. Difiori's National Provider Identifier is 1215950092. 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
How long has Dr. Difiori been practicing?
Dr. Difiori has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does Dr. Difiori do most often?
According to Medicare billing data, Dr. Difiori performs procedures including aspiration and/or injection of fluid large joint using ultrasound guidance, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Difiori confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Difiori. 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.