Courtney Liebowitz, PA-C
Physician Assistant · Old Greenwich, CT
Courtney Liebowitz, PA-C is a physician assistant with a practice address in Old Greenwich, Connecticut, and NPI 1013454099, issued on Jan 27, 2017. Check the license (Connecticut 5044, as entered in NPPES) with the Connecticut board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Courtney Liebowitz
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 5044 CT
23 020581 NY
Self-reported in NPPES; status is on the state search - Practice location
- 8 W End Ave, Old Greenwich, CT 06870
- Phone
- (203) 637-3212
- Enumerated
- Jan 27, 2017
- Record last updated
- Mar 17, 2026
- Medicare enrollment
- Enrolled (PECOS I20260402000805); may accept Medicare assignment
- Medical or professional school
- Hofstra North Shore - Lij School Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 2,047 in Connecticut → Look up another NPI →
Also registered at 8 W End Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jessica EpsteinPediatrics Physician1902260755
- Amy Kappelman, M.D.Pediatrics Physician1275733651
- Melanie Kelton, M.D.Internal Medicine Physician1083918577
Verify Courtney Liebowitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 5044Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Courtney Liebowitz among 2,047 physician assistant records in Connecticut
Courtney Liebowitz, PA-C is one of 2,047 physician assistant records with a practice address in Connecticut. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2017, is newer than 47% of them.
- NPI issued2017 · 47% of these records are older, 49% newer
- In a Medicare fileNo · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2016 · median 2018 among the 1,338 with a school on file
- Record last updated2026 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physician Assistant providers in Connecticut
There are 2,047 physician assistant records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,047 in Connecticut → Every provider in Old Greenwich → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Christine Cannata, PA-CRidgefield, CT 068771528542628
- Christine Padilla, PHYSICIAN ASSISTANTRidgefield, CT 068771386897262
- Alanna Smith, PA-CRidgefield, CT 068771346912789
- Whitney Stewart, PA-CRidgefield, CT 068771750839791
- Nicole Feagin, PA-CWestport, CT 068801235514464
- Kristin Hall, PA-CWestport, CT 068801265716369
- Caroline Hopper, PACWestport, CT 068801619467883
- Amy Serrano, PAWestport, CT 068801336658186
Common questions
What is Courtney Liebowitz, PA-C's NPI number?
Courtney Liebowitz, PA-C's National Provider Identifier (NPI) is 1013454099, issued on Jan 27, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Courtney Liebowitz, PA-C located?
The NPPES record lists a practice address at 8 W End Ave, Old Greenwich, CT, 06870. Phone: (203) 637-3212. Providers update this record themselves, so call before visiting.
How can I verify Courtney Liebowitz, PA-C's license?
NPPES lists Connecticut license number 5044, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.