Robert Jansen, M.D.
NPI 1003811332 · Nephrology Physician · Marietta, GA
Robert Jansen, M.D. is a Nephrology Physician provider in Marietta, GA (NPI 1003811332).
Provider details
- NPI number
- 1003811332
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Specialist174400000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-06-14
- Last updated
- 2012-12-10
Frequently asked questions
- What is Robert Jansen's NPI number?
- Robert Jansen's National Provider Identifier (NPI) is 1003811332, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Jansen's specialty?
- Robert Jansen is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Jansen located?
- Robert Jansen's practice location on file with NPPES is 55 Whitcher St Ne, Marietta, GA 30060-1171.
- What is Robert Jansen's phone number?
- The practice phone number listed in the NPPES registry for Robert Jansen is (770) 427-7389.
- Is Robert Jansen's NPI active?
- Yes — Robert Jansen's NPI (1003811332) is active in the NPPES registry as of the last update on 2012-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.