Konstantin Inozemtsev, M.D.
NPI 1861843898 · Anesthesiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Konstantin Inozemtsev, M.D. is a Anesthesiology Physician provider in Chicago, IL (NPI 1861843898).
Provider details
- NPI number
- 1861843898
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A174221 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
9 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$137 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 3434 Villa Ln Ste 150Napa, CA 94558-6449Phone: (707) 252-9660Fax: (707) 258-2780
Registry dates
- Enumerated
- 2016-06-30
- Last updated
- 2025-09-02
- Certified
- 2025-09-02
Frequently asked questions
- What is Konstantin Inozemtsev's NPI number?
- Konstantin Inozemtsev's National Provider Identifier (NPI) is 1861843898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Konstantin Inozemtsev's specialty?
- Konstantin Inozemtsev is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Konstantin Inozemtsev located?
- Konstantin Inozemtsev's practice location on file with NPPES is 3134 N Clark St, Chicago, IL 60657-4414.
- What is Konstantin Inozemtsev's phone number?
- The practice phone number listed in the NPPES registry for Konstantin Inozemtsev is (312) 766-4949.
- Does Konstantin Inozemtsev accept Medicare?
- Konstantin Inozemtsev is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Konstantin Inozemtsev's NPI active?
- Yes — Konstantin Inozemtsev's NPI (1861843898) is active in the NPPES registry as of the last update on 2025-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.