Timothy Unterreiner, DNP
NPI 1154214096 · Certified Registered Nurse Anesthetist · Montgomery, OH
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Unterreiner, DNP is a Certified Registered Nurse Anesthetist provider in Montgomery, OH (NPI 1154214096).
Provider details
- NPI number
- 1154214096
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP
- Sex
- Male
- Sole proprietor
- Yes
- License
- APRN.CRNA.0021331 (OH)
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
1 yr 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
- 2025-05-30
- Last updated
- 2025-05-30
- Certified
- 2025-05-30
Frequently asked questions
- What is Timothy Unterreiner's NPI number?
- Timothy Unterreiner's National Provider Identifier (NPI) is 1154214096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Unterreiner's specialty?
- Timothy Unterreiner is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Timothy Unterreiner located?
- Timothy Unterreiner's practice location on file with NPPES is 10500 Montgomery Rd, Montgomery, OH 45242-4402.
- What is Timothy Unterreiner's phone number?
- The practice phone number listed in the NPPES registry for Timothy Unterreiner is (513) 865-1111.
- Does Timothy Unterreiner accept Medicare?
- Timothy Unterreiner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Unterreiner's NPI active?
- Yes — Timothy Unterreiner's NPI (1154214096) is active in the NPPES registry as of the last update on 2025-05-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.