Alyssa Brennan
NPI 1487254090 · Dermatology Physician · Commack, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Brennan is a Dermatology Physician provider in Commack, NY (NPI 1487254090).
Provider details
- NPI number
- 1487254090
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 025626 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 72 | 57 |
| Clobetasol Propionate | 44 | 33 |
| Mupirocin | 44 | 40 |
| Hydrocortisone | 39 | 28 |
| Ketoconazole | 28 | 19 |
| Ammonium Lactate | 25 | 16 |
| Fluocinonide | 20 | 17 |
| Doxycycline Hyclate | 19 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,518 across 94 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
- 2020-11-01
- Last updated
- 2020-11-01
- Certified
- 2020-11-01
Frequently asked questions
- What is Alyssa Brennan's NPI number?
- Alyssa Brennan's National Provider Identifier (NPI) is 1487254090, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Brennan's specialty?
- Alyssa Brennan is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Alyssa Brennan located?
- Alyssa Brennan's practice location on file with NPPES is 353 Veterans Memorial Hwy Ste 101, Commack, NY 11725-4200.
- What is Alyssa Brennan's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Brennan is (631) 543-4888.
- Does Alyssa Brennan accept Medicare?
- Alyssa Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Brennan's NPI active?
- Yes — Alyssa Brennan's NPI (1487254090) is active in the NPPES registry as of the last update on 2020-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.