John Marino, M.D.
NPI 1538163803 · Hematology & Oncology Physician · New Hyde Park, NY
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Marino, M.D. is a Hematology & Oncology Physician provider in New Hyde Park, NY (NPI 1538163803).
Provider details
- NPI number
- 1538163803
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 143453 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-02
- Last updated
- 2016-08-30
Frequently asked questions
- What is John Marino's NPI number?
- John Marino's National Provider Identifier (NPI) is 1538163803, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Marino's specialty?
- John Marino is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is John Marino located?
- John Marino's practice location on file with NPPES is 1999 Marcus Ave, New Hyde Park, NY 11042-1033.
- What is John Marino's phone number?
- The practice phone number listed in the NPPES registry for John Marino is (516) 883-0122.
- Does John Marino accept Medicare?
- John Marino is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Marino's NPI active?
- Yes — John Marino's NPI (1538163803) is active in the NPPES registry as of the last update on 2016-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.