John Hassani
NPI 1427469493 · Dermatology Physician · Lake Katrine, NY
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Hassani is a Dermatology Physician provider in Lake Katrine, NY (NPI 1427469493).
Provider details
- NPI number
- 1427469493
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 281189 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
831 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 218 | $62 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 137 | $77 |
| Destruction of Skin Growth, 1-14 Growths17110 | 95 | $65 |
| Biopsy of Related Skin Growth, First Growth11102 | 78 | $31 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 78 | $91 |
| Destruction of Precancer Skin Growth, 2-14 Growths |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 84 | 59 |
| Methotrexate Sodiumbrand: Methotrexate | 75 | 18 |
| Dupilumabbrand: Dupixent Pen | 70 | — |
| Mycophenolate Mofetil | 57 | 13 |
| Ketoconazole | 49 | 34 |
| Betamethasone Dipropionate | 42 | 23 |
| Fluorouracil | 31 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$241 across 14 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-05-13
- Last updated
- 2025-12-22
- Certified
- 2025-12-22
Frequently asked questions
- What is John Hassani's NPI number?
- John Hassani's National Provider Identifier (NPI) is 1427469493, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hassani's specialty?
- John Hassani is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is John Hassani located?
- John Hassani's practice location on file with NPPES is 315 Grant Ave, Lake Katrine, NY 12449-5342.
- What is John Hassani's phone number?
- The practice phone number listed in the NPPES registry for John Hassani is (845) 339-2525.
- Does John Hassani accept Medicare?
- John Hassani is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Hassani's NPI active?
- Yes — John Hassani's NPI (1427469493) is active in the NPPES registry as of the last update on 2025-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.