Mark Kahn, M.D.
NPI 1023017464 · Dermatology Physician · Valley Stream, NY
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Kahn, M.D. is a Dermatology Physician provider in Valley Stream, NY (NPI 1023017464).
Provider details
- NPI number
- 1023017464
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 174507-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
6,907 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 | 1,379 | $106 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,359 | $8 |
| Biopsy of Related Skin Growth, First Growth11102 | 1,109 | $117 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 841 | $67 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 674 | $63 |
| Biopsy of Related Skin Growth, Each Additional Growth |
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 |
|---|---|---|
| Mupirocin | 372 | 307 |
| Triamcinolone Acetonide | 171 | 119 |
| Fluocinonide | 148 | 93 |
| Ketoconazole | 104 | 47 |
| Ammonium Lactate | 91 | 54 |
| Econazole Nitrate | 74 | 54 |
| Hydrocortisone | 65 | 50 |
| Betamethasone Dipropionate | 55 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,597 across 122 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
- 2005-07-19
- Last updated
- 2013-08-27
Frequently asked questions
- What is Mark Kahn's NPI number?
- Mark Kahn's National Provider Identifier (NPI) is 1023017464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Kahn's specialty?
- Mark Kahn is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Kahn located?
- Mark Kahn's practice location on file with NPPES is 260 W Sunrise Hwy, Valley Stream, NY 11581-1011.
- What is Mark Kahn's phone number?
- The practice phone number listed in the NPPES registry for Mark Kahn is (516) 791-8664.
- Does Mark Kahn accept Medicare?
- Mark Kahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Kahn's NPI active?
- Yes — Mark Kahn's NPI (1023017464) is active in the NPPES registry as of the last update on 2013-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.