Thomas Zimmerman, M.D.
NPI 1154539492 · Geriatric Medicine (Internal Medicine) Physician · Bernardsville, NJ
Thomas Zimmerman, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Bernardsville, NJ (NPI 1154539492).
Provider details
- NPI number
- 1154539492
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Neurology Physician2084N0400X
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
83% 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
- 2007-05-18
- Last updated
- 2025-09-11
Frequently asked questions
- What is Thomas Zimmerman's NPI number?
- Thomas Zimmerman's National Provider Identifier (NPI) is 1154539492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Zimmerman's specialty?
- Thomas Zimmerman is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Zimmerman located?
- Thomas Zimmerman's practice location on file with NPPES is 80 Morristown Rd, Bernardsville, NJ 07924-2313.
- What is Thomas Zimmerman's phone number?
- The practice phone number listed in the NPPES registry for Thomas Zimmerman is (908) 766-0750.
- Is Thomas Zimmerman's NPI active?
- Yes — Thomas Zimmerman's NPI (1154539492) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.