Westfield Associates in Internal Medicine & Gastroenterology
NPI 1669484820 · Gastroenterology Physician · Westfield, NJ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Westfield Associates in Internal Medicine & Gastroenterology is a Gastroenterology Physician organization in Westfield, NJ (NPI 1669484820).
Provider details
- NPI number
- 1669484820
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thomas Amrick, President(908) 232-6151
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
19 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
Other names (DBA / former)
- Doing business as
- Westfield Associates in Gastroenterology
Registry dates
- Enumerated
- 2006-08-13
- Last updated
- 2007-08-30
Frequently asked questions
- What is Westfield Associates in Internal Medicine & Gastroenterology's NPI number?
- Westfield Associates in Internal Medicine & Gastroenterology's National Provider Identifier (NPI) is 1669484820, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Westfield Associates in Internal Medicine & Gastroenterology?
- Westfield Associates in Internal Medicine & Gastroenterology is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Westfield Associates in Internal Medicine & Gastroenterology located?
- Westfield Associates in Internal Medicine & Gastroenterology's practice location on file with NPPES is 512 E Broad St, Westfield, NJ 07090-2116.
- What is Westfield Associates in Internal Medicine & Gastroenterology's phone number?
- The practice phone number listed in the NPPES registry for Westfield Associates in Internal Medicine & Gastroenterology is (908) 232-6151.
- Does Westfield Associates in Internal Medicine & Gastroenterology accept Medicare?
- Westfield Associates in Internal Medicine & Gastroenterology is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Westfield Associates in Internal Medicine & Gastroenterology?
- The authorized official listed on Westfield Associates in Internal Medicine & Gastroenterology's NPPES record is Thomas Amrick, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Westfield Associates in Internal Medicine & Gastroenterology's NPI active?
- Yes — Westfield Associates in Internal Medicine & Gastroenterology's NPI (1669484820) is active in the NPPES registry as of the last update on 2007-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.