Benjamin Marshall, MD
NPI 1699304634 · Anesthesiology Physician · New York, NY
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamin Marshall, MD is a Anesthesiology Physician provider in New York, NY (NPI 1699304634).
Provider details
- NPI number
- 1699304634
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- 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
6 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)
- 1 Gustave L Levy PlNew York, NY 10029-6504Phone: (212) 241-6500
Registry dates
- Enumerated
- 2020-04-02
- Last updated
- 2025-08-29
- Certified
- 2025-08-29
Frequently asked questions
- What is Benjamin Marshall's NPI number?
- Benjamin Marshall's National Provider Identifier (NPI) is 1699304634, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Marshall's specialty?
- Benjamin Marshall is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamin Marshall located?
- Benjamin Marshall's practice location on file with NPPES is 550 1st Ave, New York, NY 10016-6402.
- What is Benjamin Marshall's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Marshall is (212) 263-5506.
- Does Benjamin Marshall accept Medicare?
- Benjamin Marshall is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamin Marshall's NPI active?
- Yes — Benjamin Marshall's NPI (1699304634) is active in the NPPES registry as of the last update on 2025-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.