Igor Feinstein, MD, PHD
NPI 1821417726 · Anesthesiology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Igor Feinstein, MD, PHD is a Anesthesiology Physician provider in Stanford, CA (NPI 1821417726).
Provider details
- NPI number
- 1821417726
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- A137728 (CA)
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
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
212 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) |
|---|---|---|
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 53 | $47 |
| Anesthesia for X-Ray Or Radiation Therapy01922 | 36 | $228 |
| Ultrasound of Heart With Probe in Esophagus, With Report93312 | 31 | $118 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 23 | $90 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 22 | $3 |
| Anesthesia for Procedure on Heart and Large Blood Vessels00560 | 17 | $639 |
Practice location
Mailing address
Additional practice locations (1)
- 300 Pasteur DrRoom H3580 - Department of AnesthesiologyStanford, CA 94305Phone: (650) 723-7377Fax: (650) 725-8544
Registry dates
- Enumerated
- 2014-04-08
- Last updated
- 2024-04-10
- Certified
- 2024-04-10
Frequently asked questions
- What is Igor Feinstein's NPI number?
- Igor Feinstein's National Provider Identifier (NPI) is 1821417726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Igor Feinstein's specialty?
- Igor Feinstein is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Igor Feinstein located?
- Igor Feinstein's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Igor Feinstein's phone number?
- The practice phone number listed in the NPPES registry for Igor Feinstein is (650) 723-4000.
- Does Igor Feinstein accept Medicare?
- Igor Feinstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Igor Feinstein's NPI active?
- Yes — Igor Feinstein's NPI (1821417726) is active in the NPPES registry as of the last update on 2024-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.