Dennis London, MD
NPI 1376078238 · Neurological Surgery Physician · New York, NY
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis London, MD is a Neurological Surgery Physician provider in New York, NY (NPI 1376078238).
Provider details
- NPI number
- 1376078238
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A193360 (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.
$469 across 8 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)
- 300 Pasteur DrStanford, CA 94305-2200Phone: (650) 723-4000
Registry dates
- Enumerated
- 2017-04-27
- Last updated
- 2025-04-14
- Certified
- 2025-04-14
Frequently asked questions
- What is Dennis London's NPI number?
- Dennis London's National Provider Identifier (NPI) is 1376078238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis London's specialty?
- Dennis London is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis London located?
- Dennis London's practice location on file with NPPES is 550 First Ave, New York, NY 10016-6402.
- What is Dennis London's phone number?
- The practice phone number listed in the NPPES registry for Dennis London is (212) 263-5506.
- Does Dennis London accept Medicare?
- Dennis London is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis London's NPI active?
- Yes — Dennis London's NPI (1376078238) is active in the NPPES registry as of the last update on 2025-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.