Yaacov Markus, MD
NPI 1417174715 · Occupational Medicine Physician · Billings, MT
Yaacov Markus, MD is a Occupational Medicine Physician provider in Billings, MT (NPI 1417174715).
Provider details
- NPI number
- 1417174715
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 11396 (MT)
Specialties & taxonomies
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
- 2007-04-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Yaacov Markus's NPI number?
- Yaacov Markus's National Provider Identifier (NPI) is 1417174715, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yaacov Markus's specialty?
- Yaacov Markus is listed in the NPPES registry with a primary specialty of Occupational Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yaacov Markus located?
- Yaacov Markus's practice location on file with NPPES is 1020 N 27th St, Billings, MT 59101-0760.
- What is Yaacov Markus's phone number?
- The practice phone number listed in the NPPES registry for Yaacov Markus is (406) 238-2500.
- Is Yaacov Markus's NPI active?
- Yes — Yaacov Markus's NPI (1417174715) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.