Demetri Merianos, MD
NPI 1902953854 · Pediatric Surgery Physician · New York, NY
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Demetri Merianos, MD is a Pediatric Surgery Physician provider in New York, NY (NPI 1902953854).
Provider details
- NPI number
- 1902953854
- Entity type
- Individual
- Primary specialty
- Pediatric Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C54566 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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.
$47 across 1 record (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
Additional practice locations (1)
- 506 6th StBrooklyn, NY 11215-3609Phone: (718) 780-5856
Registry dates
- Enumerated
- 2007-01-04
- Last updated
- 2023-04-19
- Certified
- 2023-04-19
Frequently asked questions
- What is Demetri Merianos's NPI number?
- Demetri Merianos's National Provider Identifier (NPI) is 1902953854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Demetri Merianos's specialty?
- Demetri Merianos is listed in the NPPES registry with a primary specialty of Pediatric Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Demetri Merianos located?
- Demetri Merianos's practice location on file with NPPES is 525 E 68th St, New York, NY 10065-4870.
- What is Demetri Merianos's phone number?
- The practice phone number listed in the NPPES registry for Demetri Merianos is (215) 738-0423.
- Does Demetri Merianos accept Medicare?
- Demetri Merianos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Demetri Merianos's NPI active?
- Yes — Demetri Merianos's NPI (1902953854) is active in the NPPES registry as of the last update on 2023-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.