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LLOYD GARNET CANTLEY MD
NPI 1578549366
Internal Medicine - Nephrology in New Haven, CT

Active since December 22, 2005PECOS EnrolledAccepts Medicare Assignment
73.56/100
CMS Quality Rating
800 HOWARD AVENUE, NEW HAVEN, CT 06519(203) 785-2140(203) 785-6414 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Lloyd Garnet Cantley Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LLOYD GARNET CANTLEY MD (NPI 1578549366) is an individual nephrology provider in New Haven, Connecticut, licensed in Connecticut (038582) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS and is a graduate of West Virginia University School Of Medicine (1981).

NPPES Registry Identity

NPI1578549366
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameLLOYD GARNET CANTLEYCredential: MD
Location Address800 HOWARD AVENUENew Haven, CT 06519
Mailing AddressPo Box 9805, 300 George Street 6th FloorNew Haven, CT 06536-0805 · (203) 785-7998 · Fax (203) 785-6414
Phone(203) 785-2140
Fax(203) 785-6414
Sole ProprietorNo
Medical School CMSWest Virginia University School Of MedicineGraduated 1981
Enumeration DateDecember 22, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1578549366 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CT · 038582
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
800 HOWARD AVENUE, New Haven, CT 06519
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Lloyd Garnet Cantley Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951593722
PECOS Enrollment IDI20101012000688
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Lloyd Cantley reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Yale University
0.4 mi
Advanced Practice Midwife
100 CHURCH ST S STE 200, YALE SCHOOL OF NURSING
New Haven, CT 06519
  • Reassigned Medicare billing, Connecticut enrollment
  • 3,728 clinicians in this Medicare group
NPI 1124148887 (203) 737-5432

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06519 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

73.56/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality75.84
Promoting Interoperability74
Improvement Activities40
Cost51.43

Other Providers at the Same Location NPPES 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CALIN GORUN-GORUNESCU MD
Anesthesiology
800 HOWARD AVENUE, YALE PHYSICIANS BUILDING
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 785-2140
DIETER M LINDSKOG MD
Orthopaedic Surgery
800 HOWARD AVENUE, YALE PHYSICIANS BUILDING
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 737-5656
MARTINA BRUECKNER MD
Pediatrics (Pediatric Cardiology)
800 HOWARD AVENUE, YALE PHYSICIANS BUILDING
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 785-2140
ALBERT CARL WEIHL II MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
800 HOWARD AVENUE, YALE PHYSICIANS BUILDING
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 785-2140
LAWRENCE ANTHONY VITULANO PHD
Psychologist (Clinical Child & Adolescent)
800 HOWARD AVENUE, YALE PHYSICIANS BUILDING
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 785-2140
ELIZABETH WOOTTON PA
Physician Assistant (Medical)
800 HOWARD AVENUE, YALE NEW HAVEN HOSPITAL
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 785-3561
ZEEV N KAIN MD
Anesthesiology
800 HOWARD AVENUE, YALE PHYSICIANS BUILDING
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 785-2140
CARRIE R SWIGART MD
Orthopaedic Surgery (Hand Surgery)
800 HOWARD AVENUE, YALE PHYSICIANS BUILDING
NEW HAVEN, CT 06519
South Central Connecticut Planning Region (203) 737-5656

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lloyd Cantley's NPI number?

The NPI number for Lloyd Cantley is 1578549366. It was assigned to this individual provider in the NPPES registry on December 22, 2005.

Where is Lloyd Cantley located?

Lloyd Cantley practices at 800 Howard Avenue, New Haven, CT 06519. The listed phone number is (203) 785-2140.

What is Lloyd Cantley's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Lloyd Cantley enrolled in Medicare?

Yes. Lloyd Cantley is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Lloyd Cantley's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lloyd Cantley reassigns Medicare benefits to Yale University (New Haven, CT). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lloyd Cantley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Lloyd Cantley was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.