Courtney Liebowitz, PA-C
NPI 1013454099 · Physician Assistant · Old Greenwich, CT
Courtney Liebowitz, PA-C is a Physician Assistant provider in Old Greenwich, CT (NPI 1013454099).
Provider details
- NPI number
- 1013454099
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 23 020581 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
9 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
- 2017-01-27
- Last updated
- 2026-03-17
- Certified
- 2026-03-17
Frequently asked questions
- What is Courtney Liebowitz's NPI number?
- Courtney Liebowitz's National Provider Identifier (NPI) is 1013454099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Courtney Liebowitz's specialty?
- Courtney Liebowitz is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Courtney Liebowitz located?
- Courtney Liebowitz's practice location on file with NPPES is 8 W End Ave, Old Greenwich, CT 06870-1642.
- What is Courtney Liebowitz's phone number?
- The practice phone number listed in the NPPES registry for Courtney Liebowitz is (203) 637-3212.
- Is Courtney Liebowitz's NPI active?
- Yes — Courtney Liebowitz's NPI (1013454099) is active in the NPPES registry as of the last update on 2026-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.