Robert Dietz, MD
NPI 1174559124 · Diagnostic Radiology Physician · Billings, MT
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Dietz, MD is a Diagnostic Radiology Physician provider in Billings, MT (NPI 1174559124).
Provider details
- NPI number
- 1174559124
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 7277 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-06-23
- Last updated
- 2013-07-16
Frequently asked questions
- What is Robert Dietz's NPI number?
- Robert Dietz's National Provider Identifier (NPI) is 1174559124, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Dietz's specialty?
- Robert Dietz is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Dietz located?
- Robert Dietz's practice location on file with NPPES is 2900 12th Ave N, Billings, MT 59101-7506.
- What is Robert Dietz's phone number?
- The practice phone number listed in the NPPES registry for Robert Dietz is (406) 237-5862.
- Does Robert Dietz accept Medicare?
- Robert Dietz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Dietz's NPI active?
- Yes — Robert Dietz's NPI (1174559124) is active in the NPPES registry as of the last update on 2013-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.