Osep Armagan, M.D.
NPI 1265462337 · Orthopaedic Surgery Physician · Westlake Village, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Osep Armagan, M.D. is a Orthopaedic Surgery Physician provider in Westlake Village, CA (NPI 1265462337).
Provider details
- NPI number
- 1265462337
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G88110 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2 documented practice locations
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
Additional practice locations (1)
- 130 2nd StNeenah, WI 54956-2883Phone: (920) 831-5050
Registry dates
- Enumerated
- 2006-07-04
- Last updated
- 2023-06-16
- Certified
- 2023-06-16
Frequently asked questions
- What is Osep Armagan's NPI number?
- Osep Armagan's National Provider Identifier (NPI) is 1265462337, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Osep Armagan's specialty?
- Osep Armagan is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Osep Armagan located?
- Osep Armagan's practice location on file with NPPES is 141 Triunfo Canyon Rd, Westlake Village, CA 91361-2525.
- What is Osep Armagan's phone number?
- The practice phone number listed in the NPPES registry for Osep Armagan is (805) 496-2229.
- Does Osep Armagan accept Medicare?
- Osep Armagan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Osep Armagan's NPI active?
- Yes — Osep Armagan's NPI (1265462337) is active in the NPPES registry as of the last update on 2023-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.