Xavier Llor, M.D.
Gastroenterology Physician · New Haven, CT
Xavier Llor, M.D. is a gastroenterology physician with a practice address in New Haven, Connecticut, and NPI 1831250612, issued on Dec 13, 2006. Check the license (Connecticut 052634, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Xavier Llor
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 052634 CT
036086682 IL
Self-reported in NPPES; status is on the state search - Practice location
- 40 Temple St, New Haven, CT 06510
- Phone
- (203) 785-4138
- Enumerated
- Dec 13, 2006
- Record last updated
- May 1, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (203) 737-1345
- Medicare enrollment
- Enrolled (PECOS I20140328001577); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 336 in Connecticut → Look up another NPI →
Also registered at 40 Temple St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kirsten AckermanRegistered Dietitian1396298485
- Badr Al Bawardy, MDGastroenterology Physician1104111509
- Yonca Arat, MDOphthalmic Plastic and Reconstructive Surgery Physician1861646986
- Harry Aslanian, MDGastroenterology Physician1295718401
- Ashley Beesley, FNPFamily Nurse Practitioner1629834585
- Jennifer Bennick, APRNFamily Nurse Practitioner1770886764
Verify Xavier Llor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 052634Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Xavier Llor among 336 gastroenterology physician records in Connecticut
Xavier Llor, M.D. is one of 336 gastroenterology physician records with a practice address in Connecticut. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 49% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1986 · median 2001 among the 255 with a school on file
- Record last updated2014 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Connecticut
There are 336 gastroenterology physician records in Connecticut.
All 336 in Connecticut → Every provider in New Haven → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Harry Aslanian, MDNew Haven, CT 065101295718401
- Sidney Bogardus, MDNew Haven, CT 065101730131103
- James Boyer, M.D.New Haven, CT 065101447233267
- Samuel Feldshon, MDNew Haven, CT 065101861464547
- Rosemarie Fisher, MDNew Haven, CT 065101174507685
- Guadalupe Garcia Tsao, MDNew Haven, CT 065101194706416
- Wolfram Goessling, MD PHDNew Haven, CT 065101083696298
- Chul Hyun, MDNew Haven, CT 065101467540401
Common questions
What is Xavier Llor, M.D.'s NPI number?
Xavier Llor, M.D.'s National Provider Identifier (NPI) is 1831250612, issued on Dec 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Xavier Llor, M.D. located?
The NPPES record lists a practice address at 40 Temple St, New Haven, CT, 06510. Phone: (203) 785-4138. Providers update this record themselves, so call before visiting.
How can I verify Xavier Llor, M.D.'s license?
NPPES lists Connecticut license number 052634, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Xavier Llor, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.