Maria London, M.D.
NPI 1801967369 · Emergency Medicine Physician · Smithtown, NY
Maria London, M.D. is a Emergency Medicine Physician provider in Smithtown, NY (NPI 1801967369).
Provider details
- NPI number
- 1801967369
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 154135 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2006-11-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Maria London's NPI number?
- Maria London's National Provider Identifier (NPI) is 1801967369, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria London's specialty?
- Maria London is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maria London located?
- Maria London's practice location on file with NPPES is 50 Route 25a, Smithtown, NY 11787-1348.
- What is Maria London's phone number?
- The practice phone number listed in the NPPES registry for Maria London is (516) 338-5300.
- Is Maria London's NPI active?
- Yes — Maria London's NPI (1801967369) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.