Margaret Janssen, M.D.
NPI 1790769305 · Anatomic Pathology & Clinical Pathology Physician · Joplin, MO
Margaret Janssen, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Joplin, MO (NPI 1790769305).
Provider details
- NPI number
- 1790769305
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- R7E27 (MO)
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
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
- 2005-12-06
- Last updated
- 2015-03-23
Frequently asked questions
- What is Margaret Janssen's NPI number?
- Margaret Janssen's National Provider Identifier (NPI) is 1790769305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Janssen's specialty?
- Margaret Janssen is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Janssen located?
- Margaret Janssen's practice location on file with NPPES is 1801 W 32nd St Bldg B, Joplin, MO 64804-1528.
- What is Margaret Janssen's phone number?
- The practice phone number listed in the NPPES registry for Margaret Janssen is (417) 623-6330.
- Is Margaret Janssen's NPI active?
- Yes — Margaret Janssen's NPI (1790769305) is active in the NPPES registry as of the last update on 2015-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.