Carolin Cassel, FNP
NPI 1154330397 · Psychiatric/Mental Health Nurse Practitioner · Billings, MT
Carolin Cassel, FNP is a Psychiatric/Mental Health Nurse Practitioner provider in Billings, MT (NPI 1154330397).
Provider details
- NPI number
- 1154330397
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- NUR-RN-LIC-14157 (MT)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-08-05
- Last updated
- 2015-05-22
Frequently asked questions
- What is Carolin Cassel's NPI number?
- Carolin Cassel's National Provider Identifier (NPI) is 1154330397, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carolin Cassel's specialty?
- Carolin Cassel is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Carolin Cassel located?
- Carolin Cassel's practice location on file with NPPES is 1245 N 29th, Billings, MT 59101-0219.
- What is Carolin Cassel's phone number?
- The practice phone number listed in the NPPES registry for Carolin Cassel is (406) 252-5658.
- Is Carolin Cassel's NPI active?
- Yes — Carolin Cassel's NPI (1154330397) is active in the NPPES registry as of the last update on 2015-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.