Joan T. Harney Gnadt, MD, Sc
NPI 1164611497 · Cardiovascular Disease Physician · Mequon, WI
Joan T. Harney Gnadt, MD, Sc is a Cardiovascular Disease Physician organization in Mequon, WI (NPI 1164611497).
Provider details
- NPI number
- 1164611497
- Entity type
- Organization
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Joan Gnadt, President(262) 243-6000
- License
- 28835 (WI)
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
18 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
- 2007-10-23
- Last updated
- 2010-12-09
Frequently asked questions
- What is Joan T. Harney Gnadt, MD, Sc's NPI number?
- Joan T. Harney Gnadt, MD, Sc's National Provider Identifier (NPI) is 1164611497, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Joan T. Harney Gnadt, MD, Sc?
- Joan T. Harney Gnadt, MD, Sc is classified in the NPPES registry as Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Joan T. Harney Gnadt, MD, Sc located?
- Joan T. Harney Gnadt, MD, Sc's practice location on file with NPPES is 13133 N Port Washington Rd, Mequon, WI 53097.
- What is Joan T. Harney Gnadt, MD, Sc's phone number?
- The practice phone number listed in the NPPES registry for Joan T. Harney Gnadt, MD, Sc is (262) 243-6000.
- Who is the authorized official for Joan T. Harney Gnadt, MD, Sc?
- The authorized official listed on Joan T. Harney Gnadt, MD, Sc's NPPES record is Joan Gnadt, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Joan T. Harney Gnadt, MD, Sc's NPI active?
- Yes — Joan T. Harney Gnadt, MD, Sc's NPI (1164611497) is active in the NPPES registry as of the last update on 2010-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.