Konstantinos Vlachonassios MD Inc
NPI 1851429260 · Cardiovascular Disease Physician · Long Beach, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Konstantinos Vlachonassios MD Inc is a Cardiovascular Disease Physician organization in Long Beach, CA (NPI 1851429260).
Provider details
- NPI number
- 1851429260
- Entity type
- Organization
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Konstantinos Vlachonassios, President(562) 622-9500
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
- 2007-02-28
- Last updated
- 2024-12-12
- Certified
- 2024-12-12
Frequently asked questions
- What is Konstantinos Vlachonassios MD Inc's NPI number?
- Konstantinos Vlachonassios MD Inc's National Provider Identifier (NPI) is 1851429260, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Konstantinos Vlachonassios MD Inc?
- Konstantinos Vlachonassios MD Inc is classified in the NPPES registry as Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Konstantinos Vlachonassios MD Inc located?
- Konstantinos Vlachonassios MD Inc's practice location on file with NPPES is 3300 E South Street, Long Beach, CA 90805.
- What is Konstantinos Vlachonassios MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Konstantinos Vlachonassios MD Inc is (562) 622-9500.
- Does Konstantinos Vlachonassios MD Inc accept Medicare?
- Konstantinos Vlachonassios MD Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Konstantinos Vlachonassios MD Inc?
- The authorized official listed on Konstantinos Vlachonassios MD Inc's NPPES record is Konstantinos Vlachonassios, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Konstantinos Vlachonassios MD Inc's NPI active?
- Yes — Konstantinos Vlachonassios MD Inc's NPI (1851429260) is active in the NPPES registry as of the last update on 2024-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.