Neil Frederickson, M.D.
NPI 1245385327 · Gastroenterology Physician · Saint Louis, MO
Neil Frederickson, M.D. is a Gastroenterology Physician provider in Saint Louis, MO (NPI 1245385327).
Provider details
- NPI number
- 1245385327
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- R8D71 (MO)
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
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
Mailing address
Registry dates
- Enumerated
- 2007-01-25
- Last updated
- 2016-11-29
Frequently asked questions
- What is Neil Frederickson's NPI number?
- Neil Frederickson's National Provider Identifier (NPI) is 1245385327, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Neil Frederickson's specialty?
- Neil Frederickson is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Neil Frederickson located?
- Neil Frederickson's practice location on file with NPPES is 1035 Bellevue Ave, Saint Louis, MO 63117-1854.
- What is Neil Frederickson's phone number?
- The practice phone number listed in the NPPES registry for Neil Frederickson is (314) 645-1344.
- Is Neil Frederickson's NPI active?
- Yes — Neil Frederickson's NPI (1245385327) is active in the NPPES registry as of the last update on 2016-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.