Quick answers
- Does Dalia T. Olivier accept Medicare assignment?
- Yes. Medicare's clinician data says Dalia T. Olivier accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Dalia T. Olivier see?
- In 2024, CMS data shows 69 Original Medicare patients and 188 services for Dalia T. Olivier. This counts Original Medicare only and measures volume, not quality.
- What is Dalia T. Olivier's NPI number?
- 1801081518. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Dalia T. Olivier, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 69 |
|---|---|
| Services billed to Medicare | 188 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 69 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)173 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure74%
- Depression74%
- High cholesterol72%
- Anxiety55%
- Diabetes52%
- Arthritis43%
Hospitals where Dalia T. Olivier works
Medicare's Facility Affiliation Data lists Dalia T. Olivier at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- NYU Langone HospitalsNew York, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330214
Practice locations
Addresses where Dalia T. Olivier is enrolled with Medicare (CMS data updated October 2, 2026).
- 12 Park St, Lowr LevelBrooklyn, NY 11206 (718) 963‑4430
- 301 E 17th StNew York, NY 10003 (212) 598‑2454
- 3117 41st StAstoria, NY 11103 (718) 278‑5100
- 3180 41st StAstoria, NY 11103
Group practices
Medicare enrollment lists Dalia T. Olivier as a member of these groups (CMS data updated October 2, 2026).
- NYU Langone Hospitals247 clinicians in the group
- Puerto Rican Family Institute, Inc.10 clinicians in the group
- Steinway Medical Associates, P.C.4 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Brooklyn
Clinicians with the same Medicare primary specialty in Brooklyn, NY — not a recommendation.
Other clinicians in NYU Langone Hospitals
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1985 (41 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1801081518 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians