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Jeffrey Kellogg, DO
NPI 1083657084 · Family Medicine Physician · Sioux City, IA
Jeffrey Kellogg, DO is a Family Medicine Physician provider in Sioux City, IA (NPI 1083657084).
Provider details
- NPI number
- 1083657084
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 02201 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
4545 Sergeant Rd
Sioux City, IA 51106-4706
Phone: (712) 274-2400
Fax: (712) 274-1484
Approximate (ZIP-level) locationGet directions
Mailing address
814 Pierce St
Sioux City, IA 51101-1061
Registry dates
- Enumerated
- 2006-06-14
- Last updated
- 2011-01-31
Frequently asked questions
- What is Jeffrey Kellogg's NPI number?
- Jeffrey Kellogg's National Provider Identifier (NPI) is 1083657084, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Kellogg's specialty?
- Jeffrey Kellogg is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Kellogg located?
- Jeffrey Kellogg's practice location on file with NPPES is 4545 Sergeant Rd, Sioux City, IA 51106-4706.
- What is Jeffrey Kellogg's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Kellogg is (712) 274-2400.
- Is Jeffrey Kellogg's NPI active?
- Yes — Jeffrey Kellogg's NPI (1083657084) is active in the NPPES registry as of the last update on 2011-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.