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Robert Naef, D.O.
NPI 1265441604 · Emergency Medicine Physician · Anaconda, MT
Robert Naef, D.O. is a Emergency Medicine Physician provider in Anaconda, MT (NPI 1265441604).
Provider details
- NPI number
- 1265441604
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 11107 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
401 W Pennsylvania Ave
Anaconda, MT 59711-1931
Phone: (406) 563-8500
Fax: (406) 563-8694
Approximate (ZIP-level) locationGet directions
Mailing address
401 W Pennsylvania Ave
Anaconda, MT 59711-1931
Registry dates
- Enumerated
- 2006-08-05
- Last updated
- 2019-02-20
Frequently asked questions
- What is Robert Naef's NPI number?
- Robert Naef's National Provider Identifier (NPI) is 1265441604, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Naef's specialty?
- Robert Naef is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Naef located?
- Robert Naef's practice location on file with NPPES is 401 W Pennsylvania Ave, Anaconda, MT 59711-1931.
- What is Robert Naef's phone number?
- The practice phone number listed in the NPPES registry for Robert Naef is (406) 563-8500.
- Is Robert Naef's NPI active?
- Yes — Robert Naef's NPI (1265441604) is active in the NPPES registry as of the last update on 2019-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.