Holly Gannon, RNC, NNP
NPI 1396960951 · Critical Care Medicine Nurse Practitioner · Saint Louis, MO
Holly Gannon, RNC, NNP is a Critical Care Medicine Nurse Practitioner provider in Saint Louis, MO (NPI 1396960951).
Provider details
- NPI number
- 1396960951
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RNC, NNP
- Sex
- Female
- Sole proprietor
- No
- License
- 106839 (MO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2007-04-16
- Last updated
- 2020-11-19
- Certified
- 2020-11-19
Frequently asked questions
- What is Holly Gannon's NPI number?
- Holly Gannon's National Provider Identifier (NPI) is 1396960951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Gannon's specialty?
- Holly Gannon is listed in the NPPES registry with a primary specialty of Critical Care Medicine Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Holly Gannon located?
- Holly Gannon's practice location on file with NPPES is 1465 S Grand Blvd, Saint Louis, MO 63104-1003.
- What is Holly Gannon's phone number?
- The practice phone number listed in the NPPES registry for Holly Gannon is (314) 268-2700.
- Is Holly Gannon's NPI active?
- Yes — Holly Gannon's NPI (1396960951) is active in the NPPES registry as of the last update on 2020-11-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.