Diane Werth, MD
NPI 1346214343 · Cardiovascular Disease Physician · Sioux City, IA
Diane Werth, MD is a Cardiovascular Disease Physician provider in Sioux City, IA (NPI 1346214343).
Provider details
- NPI number
- 1346214343
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 25877 (IA)
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
- 2006-02-15
- Last updated
- 2009-11-11
Frequently asked questions
- What is Diane Werth's NPI number?
- Diane Werth's National Provider Identifier (NPI) is 1346214343, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Werth's specialty?
- Diane Werth is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Werth located?
- Diane Werth's practice location on file with NPPES is 801 5th St, Sioux City, IA 51101-1394.
- What is Diane Werth's phone number?
- The practice phone number listed in the NPPES registry for Diane Werth is (712) 239-4702.
- Is Diane Werth's NPI active?
- Yes — Diane Werth's NPI (1346214343) is active in the NPPES registry as of the last update on 2009-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.