Nektarios Mastoris, MD
NPI 1437712379 · Anesthesiology Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nektarios Mastoris, MD is a Anesthesiology Physician provider in Brooklyn, NY (NPI 1437712379).
Provider details
- NPI number
- 1437712379
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
83% 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$467 across 2 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
- 2019-04-16
- Last updated
- 2024-11-25
- Certified
- 2024-11-25
Frequently asked questions
- What is Nektarios Mastoris's NPI number?
- Nektarios Mastoris's National Provider Identifier (NPI) is 1437712379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nektarios Mastoris's specialty?
- Nektarios Mastoris is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nektarios Mastoris located?
- Nektarios Mastoris's practice location on file with NPPES is 1 Brookdale Plz, Brooklyn, NY 11212-3139.
- What is Nektarios Mastoris's phone number?
- The practice phone number listed in the NPPES registry for Nektarios Mastoris is (718) 240-6213.
- Does Nektarios Mastoris accept Medicare?
- Nektarios Mastoris is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nektarios Mastoris's NPI active?
- Yes — Nektarios Mastoris's NPI (1437712379) is active in the NPPES registry as of the last update on 2024-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.