Jonathan Leventhal, M.D.
NPI 1629338728 · Dermatology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Leventhal, M.D. is a Dermatology Physician provider in New Haven, CT (NPI 1629338728).
Provider details
- NPI number
- 1629338728
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 054840 (CT)
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
14 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
3,531 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,201 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 654 | $95 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 382 | $2 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 268 | $60 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 227 | $67 |
| Biopsy of Related Skin Growth, First Growth11102 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 698 | 348 |
| Dupilumabbrand: Dupixent Pen | 320 | 38 |
| Clobetasol Propionate | 291 | 161 |
| Ketoconazole | 267 | 109 |
| Betamethasone/Propylene Glycbrand: Betamethasone Diprop Augmented | 219 | 93 |
| Minoxidil | 138 | 45 |
| Prednisone | 112 | 51 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,625 across 4 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
- 2012-05-22
- Last updated
- 2016-10-10
Frequently asked questions
- What is Jonathan Leventhal's NPI number?
- Jonathan Leventhal's National Provider Identifier (NPI) is 1629338728, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Leventhal's specialty?
- Jonathan Leventhal is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Leventhal located?
- Jonathan Leventhal's practice location on file with NPPES is 15 York St, New Haven, CT 06510-3221.
- What is Jonathan Leventhal's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Leventhal is (203) 785-4632.
- Does Jonathan Leventhal accept Medicare?
- Jonathan Leventhal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Leventhal's NPI active?
- Yes — Jonathan Leventhal's NPI (1629338728) is active in the NPPES registry as of the last update on 2016-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.