John Lesser
NPI 1447451026 · Certified Registered Nurse Anesthetist · Philadelphia, PA
John Lesser is a Certified Registered Nurse Anesthetist provider in Philadelphia, PA (NPI 1447451026).
Provider details
- NPI number
- 1447451026
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- RN260717L (PA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2007-05-30
- Last updated
- 2011-09-23
Frequently asked questions
- What is John Lesser's NPI number?
- John Lesser's National Provider Identifier (NPI) is 1447451026, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Lesser's specialty?
- John Lesser is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Lesser located?
- John Lesser's practice location on file with NPPES is 111 S 11th St, Philadelphia, PA 19107-4824.
- What is John Lesser's phone number?
- The practice phone number listed in the NPPES registry for John Lesser is (215) 955-6161.
- Is John Lesser's NPI active?
- Yes — John Lesser's NPI (1447451026) is active in the NPPES registry as of the last update on 2011-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.