Jon Brunswick, M.D.
NPI 1699949305 · Internal Medicine Physician · Livingston, NJ
Jon Brunswick, M.D. is a Internal Medicine Physician provider in Livingston, NJ (NPI 1699949305).
Provider details
- NPI number
- 1699949305
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25MAO4099300 (NJ)
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 tenure38% of score
18 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
- 2008-04-15
- Last updated
- 2008-04-15
Frequently asked questions
- What is Jon Brunswick's NPI number?
- Jon Brunswick's National Provider Identifier (NPI) is 1699949305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jon Brunswick's specialty?
- Jon Brunswick is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jon Brunswick located?
- Jon Brunswick's practice location on file with NPPES is 9 Thurston Dr, Livingston, NJ 07039-2414.
- What is Jon Brunswick's phone number?
- The practice phone number listed in the NPPES registry for Jon Brunswick is (973) 994-4694.
- Is Jon Brunswick's NPI active?
- Yes — Jon Brunswick's NPI (1699949305) is active in the NPPES registry as of the last update on 2008-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.