DARRICK K LI MD, PHD
NPI 1063825131
Internal Medicine - Gastroenterology in New Haven, CT
About Darrick K Li Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DARRICK K LI MD, PHD (NPI 1063825131) is an individual gastroenterology provider in New Haven, Connecticut, licensed in Connecticut (66534) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS, is affiliated with Westerly Hospital, and is a graduate of Columbia University College Of Physicians And Surgeons (2014).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
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
Darrick K Li Md, Phd 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.
Medicare Billing Reassignments
2Medicare enrollment records show Darrick Li reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Haven, CT 06519
- Reassigned Medicare billing, Connecticut enrollment
- 3,728 clinicians in this Medicare group
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 417 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 12
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Westerly Hospital
Acute Care Hospitals · Westerly, RIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06510 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW HAVEN, CT 06510
NEW HAVEN, CT 06510
NEW HAVEN, CT 06510
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 Darrick Li's NPI number?
The NPI number for Darrick Li is 1063825131. It was assigned to this individual provider in the NPPES registry on June 6, 2014.
Where is Darrick Li located?
Darrick Li practices at 20 York St, New Haven, CT 06510. The listed phone number is (617) 726-2865.
What is Darrick Li's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Darrick Li enrolled in Medicare?
Yes. Darrick Li 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 organizations bill Medicare for Darrick Li's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Darrick Li reassigns Medicare benefits to 2 organizations: Yale University (New Haven, CT) and Connecticut Gi PLLC (Hartford, CT). Each 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 Darrick Li's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Darrick Li accept?
Health plans from Anthem Blue Cross and Blue Shield list Darrick Li as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Darrick Li affiliated with any hospitals?
According to CMS data, Darrick Li is affiliated with Westerly Hospital.
When was this NPI record last updated?
The NPPES record for Darrick Li was last updated on September 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.
# Darrick K Li, MD, PHD · NPI 1063825131
Gastroenterology physician in New Haven, Connecticut. Individual provider, active in the CMS NPPES registry since June 6, 2014.
## Identity
- **NPI:** 1063825131 (Entity type: Individual)
- **Enumerated:** June 6, 2014
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 66534 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 20 YORK ST, New Haven, CT 06510-3220
- **Phone:** (617) 726-2865
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Yale University (NPI 1124148887, New Haven, CT); Connecticut Gi PLLC (NPI 1023124625, Hartford, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Columbia University College Of Physicians And Surgeons, class of 2014
## Record status
- **NPPES last updated:** September 6, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1063825131) · Data from the CMS NPPES public registry.