Lilliana Aponte-Yap, MD
NPI 1851552541 · Child & Adolescent Psychiatry Physician · Hempstead, NY
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lilliana Aponte-Yap, MD is a Child & Adolescent Psychiatry Physician provider in Hempstead, NY (NPI 1851552541).
Provider details
- NPI number
- 1851552541
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 248447-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Aripiprazole | 74 | 11 |
| Sertraline Hcl | 71 | 13 |
| Mirtazapine | 65 | — |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 57 | — |
| Trazodone Hcl | 55 | — |
| Gabapentin | 41 | — |
| Lorazepam |
Practice location
Mailing address
Additional practice locations (2)
- 1 Gustave L Levy PlNew York, NY 10029-6500Phone: (212) 241-6500
- 1575 Washington StWatertown, NY 13601-9371Phone: (315) 779-5060Fax: (315) 779-5028
Registry dates
- Enumerated
- 2008-06-24
- Last updated
- 2025-05-06
- Certified
- 2025-05-06
Frequently asked questions
- What is Lilliana Aponte-Yap's NPI number?
- Lilliana Aponte-Yap's National Provider Identifier (NPI) is 1851552541, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lilliana Aponte-Yap's specialty?
- Lilliana Aponte-Yap is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Lilliana Aponte-Yap located?
- Lilliana Aponte-Yap's practice location on file with NPPES is 344 Fulton Ave, Hempstead, NY 11550-3923.
- What is Lilliana Aponte-Yap's phone number?
- The practice phone number listed in the NPPES registry for Lilliana Aponte-Yap is (516) 538-2613.
- Does Lilliana Aponte-Yap accept Medicare?
- Lilliana Aponte-Yap is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lilliana Aponte-Yap's NPI active?
- Yes — Lilliana Aponte-Yap's NPI (1851552541) is active in the NPPES registry as of the last update on 2025-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.