Gerald Jantz, M.D.
NPI 1659362648 · Internal Medicine Physician · Leawood, KS
Gerald Jantz, M.D. is a Internal Medicine Physician provider in Leawood, KS (NPI 1659362648).
Provider details
- NPI number
- 1659362648
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- R1D18 (MO)
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
20 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
- 2005-10-31
- Last updated
- 2016-02-25
Frequently asked questions
- What is Gerald Jantz's NPI number?
- Gerald Jantz's National Provider Identifier (NPI) is 1659362648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerald Jantz's specialty?
- Gerald Jantz is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gerald Jantz located?
- Gerald Jantz's practice location on file with NPPES is 12504 Catalina St., Leawood, KS 66209.
- What is Gerald Jantz's phone number?
- The practice phone number listed in the NPPES registry for Gerald Jantz is (816) 210-6625.
- Is Gerald Jantz's NPI active?
- Yes — Gerald Jantz's NPI (1659362648) is active in the NPPES registry as of the last update on 2016-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.