David Greenstein
NPI 1578023826 · Anesthesiology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Greenstein is a Anesthesiology Physician provider in Los Angeles, CA (NPI 1578023826).
Provider details
- NPI number
- 1578023826
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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)
- 30 Prospect AveHackensack, NJ 07601-1915Phone: (561) 843-1619
Registry dates
- Enumerated
- 2019-03-22
- Last updated
- 2024-04-09
- Certified
- 2024-04-09
Frequently asked questions
- What is David Greenstein's NPI number?
- David Greenstein's National Provider Identifier (NPI) is 1578023826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Greenstein's specialty?
- David Greenstein is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is David Greenstein located?
- David Greenstein's practice location on file with NPPES is 4650 Sunset Blvd, Los Angeles, CA 90027.
- What is David Greenstein's phone number?
- The practice phone number listed in the NPPES registry for David Greenstein is (323) 660-2450.
- Does David Greenstein accept Medicare?
- David Greenstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Greenstein's NPI active?
- Yes — David Greenstein's NPI (1578023826) is active in the NPPES registry as of the last update on 2024-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.