Alyssa Lowenwirt, DO
NPI 1861999716 · Anesthesiology Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Lowenwirt, DO is a Anesthesiology Physician provider in Brooklyn, NY (NPI 1861999716).
Provider details
- NPI number
- 1861999716
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 313360 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
79 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Anesthesia for Procedure on Chest With 1 Lung Inflated00541 | 15 | $522 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 15 | $49 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 14 | $134 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 12 | $167 |
| Injection of Local Anesthetic for Abdominal Wall Pain Control on Both Sides Using Imaging Guidance64488 | 12 | $75 |
| Injection of Anesthetic Agent Into Thoracic Vertebra Using Imaging Guidance, Single Site64461 | 11 | $86 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-04-08
- Last updated
- 2025-06-02
- Certified
- 2025-06-02
Frequently asked questions
- What is Alyssa Lowenwirt's NPI number?
- Alyssa Lowenwirt's National Provider Identifier (NPI) is 1861999716, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Lowenwirt's specialty?
- Alyssa Lowenwirt is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alyssa Lowenwirt located?
- Alyssa Lowenwirt's practice location on file with NPPES is 450 Clarkson Ave, Brooklyn, NY 11203-2012.
- What is Alyssa Lowenwirt's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Lowenwirt is (718) 270-1000.
- Does Alyssa Lowenwirt accept Medicare?
- Alyssa Lowenwirt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Lowenwirt's NPI active?
- Yes — Alyssa Lowenwirt's NPI (1861999716) is active in the NPPES registry as of the last update on 2025-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.