John Bucuvalas, M.D.
NPI 1821025511 · Pediatric Gastroenterology Physician · New York, NY
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Bucuvalas, M.D. is a Pediatric Gastroenterology Physician provider in New York, NY (NPI 1821025511).
Provider details
- NPI number
- 1821025511
- Entity type
- Individual
- Primary specialty
- Pediatric Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 292591 (NY)
Specialties & taxonomies
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
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.
$13,398 across 22 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
- 2006-06-27
- Last updated
- 2019-05-06
Frequently asked questions
- What is John Bucuvalas's NPI number?
- John Bucuvalas's National Provider Identifier (NPI) is 1821025511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Bucuvalas's specialty?
- John Bucuvalas is listed in the NPPES registry with a primary specialty of Pediatric Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Bucuvalas located?
- John Bucuvalas's practice location on file with NPPES is 5 E 98th St Fl 10, New York, NY 10029-6501.
- What is John Bucuvalas's phone number?
- The practice phone number listed in the NPPES registry for John Bucuvalas is (212) 659-8060.
- Does John Bucuvalas accept Medicare?
- John Bucuvalas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Bucuvalas's NPI active?
- Yes — John Bucuvalas's NPI (1821025511) is active in the NPPES registry as of the last update on 2019-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.