Mary Welsh, M.D.
NPI 1063406874 · Surgery Physician · Fairfield, NJ
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Welsh, M.D. is a Surgery Physician provider in Fairfield, NJ (NPI 1063406874).
Provider details
- NPI number
- 1063406874
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD054775L (PA)
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
20 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.
$18 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
- 2005-09-07
- Last updated
- 2017-01-17
Frequently asked questions
- What is Mary Welsh's NPI number?
- Mary Welsh's National Provider Identifier (NPI) is 1063406874, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Welsh's specialty?
- Mary Welsh is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Welsh located?
- Mary Welsh's practice location on file with NPPES is 695 US Highway 46, Fairfield, NJ 07004-1592.
- What is Mary Welsh's phone number?
- The practice phone number listed in the NPPES registry for Mary Welsh is (973) 894-1263.
- Does Mary Welsh accept Medicare?
- Mary Welsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Welsh's NPI active?
- Yes — Mary Welsh's NPI (1063406874) is active in the NPPES registry as of the last update on 2017-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.