Oleg Yakymovych, MD
NPI 1962996611 · Internal Medicine Physician · Butte, MT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oleg Yakymovych, MD is a Internal Medicine Physician provider in Butte, MT (NPI 1962996611).
Provider details
- NPI number
- 1962996611
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MED-PHYS-LIC-99630 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
544 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 201 | $77 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 111 | $169 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 76 | $116 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 50 | $112 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 48 | $127 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-06-17
- Last updated
- 2021-11-08
- Certified
- 2021-07-15
Frequently asked questions
- What is Oleg Yakymovych's NPI number?
- Oleg Yakymovych's National Provider Identifier (NPI) is 1962996611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oleg Yakymovych's specialty?
- Oleg Yakymovych is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Oleg Yakymovych located?
- Oleg Yakymovych's practice location on file with NPPES is 400 S Clark St, Butte, MT 59701-9756.
- What is Oleg Yakymovych's phone number?
- The practice phone number listed in the NPPES registry for Oleg Yakymovych is (406) 723-2500.
- Does Oleg Yakymovych accept Medicare?
- Oleg Yakymovych is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oleg Yakymovych's NPI active?
- Yes — Oleg Yakymovych's NPI (1962996611) is active in the NPPES registry as of the last update on 2021-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.