Madison Medical Group LLC
NPI 1043719826 · Internal Medicine Physician · Chatham, NJ
Madison Medical Group LLC is a Internal Medicine Physician organization in Chatham, NJ (NPI 1043719826).
Provider details
- NPI number
- 1043719826
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Wayne Lajewski, Owner & Physician(973) 307-0253
- License
- 25MA07544400 (NJ)
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
8 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
- 2018-02-07
- Last updated
- 2019-03-18
Frequently asked questions
- What is Madison Medical Group LLC's NPI number?
- Madison Medical Group LLC's National Provider Identifier (NPI) is 1043719826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Madison Medical Group LLC?
- Madison Medical Group LLC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Madison Medical Group LLC located?
- Madison Medical Group LLC's practice location on file with NPPES is 159 Main St Ste 1b, Chatham, NJ 07928-2415.
- What is Madison Medical Group LLC's phone number?
- The practice phone number listed in the NPPES registry for Madison Medical Group LLC is (973) 307-0253.
- Who is the authorized official for Madison Medical Group LLC?
- The authorized official listed on Madison Medical Group LLC's NPPES record is Wayne Lajewski, Owner & Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Madison Medical Group LLC's NPI active?
- Yes — Madison Medical Group LLC's NPI (1043719826) is active in the NPPES registry as of the last update on 2019-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.