Collyn Kellogg
NPI 1255920690 · Internal Medicine Physician · Oklahoma City, OK
Collyn Kellogg is a Internal Medicine Physician provider in Oklahoma City, OK (NPI 1255920690).
Provider details
- NPI number
- 1255920690
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 48226 (OK)
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
5 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
- 2021-01-11
- Last updated
- 2026-05-20
- Certified
- 2026-05-20
Frequently asked questions
- What is Collyn Kellogg's NPI number?
- Collyn Kellogg's National Provider Identifier (NPI) is 1255920690, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Collyn Kellogg's specialty?
- Collyn Kellogg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Collyn Kellogg located?
- Collyn Kellogg's practice location on file with NPPES is 800 Stanton L Young Blvd, Oklahoma City, OK 73104-5018.
- What is Collyn Kellogg's phone number?
- The practice phone number listed in the NPPES registry for Collyn Kellogg is (405) 271-5963.
- Is Collyn Kellogg's NPI active?
- Yes — Collyn Kellogg's NPI (1255920690) is active in the NPPES registry as of the last update on 2026-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.