John E. Rivera Jr., M.D., LLC
NPI 1902146996 · Family Medicine Physician · Milldale, CT
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John E. Rivera Jr., M.D., LLC is a Family Medicine Physician organization in Milldale, CT (NPI 1902146996).
Provider details
- NPI number
- 1902146996
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Rivera, Owner(860) 621-5554
- License
- 042567 (CT)
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
13 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
- Southington Family Medical Center
Registry dates
- Enumerated
- 2013-02-27
- Last updated
- 2013-05-02
Frequently asked questions
- What is John E. Rivera Jr., M.D., LLC's NPI number?
- John E. Rivera Jr., M.D., LLC's National Provider Identifier (NPI) is 1902146996, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John E. Rivera Jr., M.D., LLC?
- John E. Rivera Jr., M.D., LLC is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John E. Rivera Jr., M.D., LLC located?
- John E. Rivera Jr., M.D., LLC's practice location on file with NPPES is 1753 Meriden-Waterbury Turnpike, Milldale, CT 06467.
- What is John E. Rivera Jr., M.D., LLC's phone number?
- The practice phone number listed in the NPPES registry for John E. Rivera Jr., M.D., LLC is (860) 621-5554.
- Does John E. Rivera Jr., M.D., LLC accept Medicare?
- John E. Rivera Jr., M.D., LLC 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 John E. Rivera Jr., M.D., LLC?
- The authorized official listed on John E. Rivera Jr., M.D., LLC's NPPES record is John Rivera, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John E. Rivera Jr., M.D., LLC's NPI active?
- Yes — John E. Rivera Jr., M.D., LLC's NPI (1902146996) is active in the NPPES registry as of the last update on 2013-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.