Martin Fox, MD
NPI 1831264225 · Ophthalmology Physician · Iselin, NJ
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martin Fox, MD is a Ophthalmology Physician provider in Iselin, NJ (NPI 1831264225).
Provider details
- NPI number
- 1831264225
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA04165200 (NJ)
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.
$125 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
Registry dates
- Enumerated
- 2006-11-21
- Last updated
- 2010-07-02
Frequently asked questions
- What is Martin Fox's NPI number?
- Martin Fox's National Provider Identifier (NPI) is 1831264225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Fox's specialty?
- Martin Fox is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Martin Fox located?
- Martin Fox's practice location on file with NPPES is 485 Route 1 S, Iselin, NJ 08830-3009.
- What is Martin Fox's phone number?
- The practice phone number listed in the NPPES registry for Martin Fox is (732) 750-0400.
- Does Martin Fox accept Medicare?
- Martin Fox is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martin Fox's NPI active?
- Yes — Martin Fox's NPI (1831264225) is active in the NPPES registry as of the last update on 2010-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.