Lloyd Garnet Cantley, MD
Nephrology Physician · New Haven, CT
Lloyd Garnet Cantley, MD is a nephrology physician with a practice address in New Haven, Connecticut, and NPI 1578549366, issued on Dec 22, 2005. Check the license (Connecticut 038582, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Lloyd Garnet Cantley
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 038582 CT
Self-reported in NPPES; status is on the state search - Practice location
- 800 Howard Avenue, New Haven, CT 06519
- Phone
- (203) 785-2140
- Enumerated
- Dec 22, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (203) 785-6414
- Medicare enrollment
- Enrolled (PECOS I20101012000688); accepts Medicare assignment
- Medical or professional school
- West Virginia University School Of Medicine, 1981
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 167 in Connecticut → Look up another NPI →
Also registered at 800 Howard Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lloyd Garnet Cantley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 038582Check 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).
Industry payments in 2024: $739.78
3 payments; by number, the most common kind was travel and lodging; the largest payer was Pfizer Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
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).
Lloyd Garnet Cantley among 167 nephrology physician records in Connecticut
Lloyd Garnet Cantley, MD is one of 167 nephrology physician records with a practice address in Connecticut. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 70% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1981 · median 2002 among the 116 with a school on file
- Record last updated2026 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Connecticut
There are 167 nephrology physician records in Connecticut.
All 167 in Connecticut → Every provider in New Haven → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Ali Abu-Alfa, MDNew Haven, CT 065191841274610
- Peter Aronson, MDNew Haven, CT 065191124002985
- Margaret Bia, MDNew Haven, CT 065191114901980
- Marzuq Billah, M.D.New Haven, CT 065191689036774
- Ursula Brewster, MDNew Haven, CT 065191952385718
- Richard Formica, MDNew Haven, CT 065191730163502
- Sunita Goyal, MDNew Haven, CT 065191952373219
- Daniel Guevara-Pineda, M.DNew Haven, CT 065191093962805
Common questions
What is Lloyd Garnet Cantley, MD's NPI number?
Lloyd Garnet Cantley, MD's National Provider Identifier (NPI) is 1578549366, issued on Dec 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Lloyd Garnet Cantley, MD located?
The NPPES record lists a practice address at 800 Howard Avenue, New Haven, CT, 06519. Phone: (203) 785-2140. Providers update this record themselves, so call before visiting.
How can I verify Lloyd Garnet Cantley, MD's license?
NPPES lists Connecticut license number 038582, 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 Lloyd Garnet Cantley, MD'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.