IndividualActive
Jay Mixdorf, MD
NPI 1841331253 · Family Medicine Physician · Mason City, IA
Jay Mixdorf, MD is a Family Medicine Physician provider in Mason City, IA (NPI 1841331253).
Provider details
- NPI number
- 1841331253
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 19748 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
1501 4th St Sw
Mason City, IA 50401-2737
Phone: (641) 422-5244
Fax: (641) 422-5370
Street-level locationGet directions
Mailing address
621 S Illinois Ave
Mason City, IA 50401-5489
Registry dates
- Enumerated
- 2007-02-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jay Mixdorf's NPI number?
- Jay Mixdorf's National Provider Identifier (NPI) is 1841331253, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jay Mixdorf's specialty?
- Jay Mixdorf is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jay Mixdorf located?
- Jay Mixdorf's practice location on file with NPPES is 1501 4th St Sw, Mason City, IA 50401-2737.
- What is Jay Mixdorf's phone number?
- The practice phone number listed in the NPPES registry for Jay Mixdorf is (641) 422-5244.
- Is Jay Mixdorf's NPI active?
- Yes — Jay Mixdorf's NPI (1841331253) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.