CHONG LINUS LI MD
NPI 1467941203
Surgery - Vascular Surgery in Darien, CT

Q: What is Chong Li's NPI number?

The NPI number for Chong Li is 1467941203. It was assigned to this individual provider in the NPPES registry on May 8, 2018.

Q: What is Chong Li's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.

Q: When was this NPI record last updated?

The NPPES record for Chong Li was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since May 08, 2018PECOS EnrolledAccepts Medicare Assignment

330 BOSTON POST RD STE 240, DARIEN, CT 06820(203) 548-7858(203) 439-4839 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 4, 2025, Jul 14, 2023, May 8, 2018 (3 updates tracked since 2018).

On this page

About Chong Linus Li Md NPPES

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

CHONG LINUS LI MD (NPI 1467941203) is an individual vascular surgery provider in Darien, Connecticut, licensed in Connecticut (75189) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1467941203

Entity TypeIndividualMale

Primary Taxonomy2086S0129X

Provider Legal NameCHONG LINUS LICredential: MD

Location Address330 BOSTON POST RD STE 240Darien, CT 06820-3600

Mailing Address330 Boston Post Rd Ste 240Darien, CT 06820-3667 · (203) 548-7858

Phone(203) 548-7858

Fax(203) 439-4839

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateMay 8, 2018

Last NPPES UpdateDecember 4, 20253 updates tracked since enumeration

NPPES CertifiedDecember 4, 2025

✔ NPI 1467941203 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgery · Vascular SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code2086S0129X

License✔ Licensed in CT · 75189

Definition

A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

330 BOSTON POST RD STE 240, Darien, CT 06820

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Other Identifiers 1

Medicaid13-3971298NY

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Chong Linus Li 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 ID9032570387

PECOS Enrollment IDI20230802002639

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 Chong Li reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Vascular Ct, PLLC

0.1 mi

Vascular Surgery

330 BOSTON POST RD
Darien, CT 06820

Reassigned Medicare billing, Connecticut enrollment
5 clinicians in this Medicare group

NPI 1649943424 (203) 548-7858

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 19

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

174 services112 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

153 services82 patients

Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes 99153

This service involves a physician administering medication to lower your consciousness during a procedure. It's done for your comfort and safety. The drug's effects last about 15 minutes, so additional doses may be given as needed.

130 services30 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

110 services110 patients

Ultrasound evaluation of blood vessel with review by radiologist, each additional vessel 37253

An ultrasound evaluation of a blood vessel is a non-invasive procedure that uses sound waves to create images of your blood vessels. A radiologist reviews these images to check for any abnormalities. If additional vessels need reviewing, the process is repeated.

94 services20 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

65 services50 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

59 services37 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

50 services46 patients

Destruction of first incompetent vein of arm or leg using radiofrequency and imaging guidance 36475

This procedure involves using radiofrequency energy, a type of heat energy, to close off an unhealthy vein in your arm or leg. Imaging guidance helps ensure precise targeting of the vein. This helps improve blood flow by rerouting it through healthier veins.

42 services26 patients

Ultrasound study of arm and leg arteries 93922

An ultrasound study of arm and leg arteries is a non-invasive procedure that uses sound waves to create images of your arteries. It helps in checking blood flow, identifying blockages, or detecting other abnormalities in your arteries.

37 services31 patients

Ultrasonic guidance for blood vessel access 76937

Ultrasonic guidance for blood vessel access is a medical procedure where sound waves are used to create images of your blood vessels. This helps doctors to accurately locate and access the vessels for treatments or tests, ensuring safety and precision.

33 services24 patients

Review by radiologist of arm or leg artery image 75710

This procedure involves a radiologist examining images of your arm or leg arteries. These images are obtained through a non-invasive method, like an ultrasound or CT scan. The radiologist reviews these images to identify any abnormalities, such as blockages or narrowing, which can affect blood flow.

31 services19 patients

Ultrasound of hemodialysis access 93990

An ultrasound of hemodialysis access is a non-invasive procedure that uses sound waves to create images of your dialysis access site. It helps monitor the access site's health and detect any potential issues like blockages or narrowing.

31 services13 patients

Ultrasound evaluation of blood vessel with review by radiologist, initial vessel 37252

This procedure involves using ultrasound, a safe imaging technique, to examine your blood vessels. The images are then reviewed by a radiologist, a doctor specialized in medical imaging. The process helps identify any abnormalities in your initial vessel.

30 services23 patients

Ultrasound of leg arteries or artery grafts 93925

An ultrasound of leg arteries or artery grafts is a non-invasive imaging test. It uses high-frequency sound waves to capture live images from inside your body, specifically your leg arteries or grafts. This helps in detecting any blockages or abnormalities.

28 services25 patients

Ultrasound of both sides of head and neck blood flow 93880

An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.

23 services22 patients

Ultrasound of one leg arteries or artery grafts 93926

An ultrasound of leg arteries or artery grafts is a non-invasive test using sound waves to create images of your blood vessels. This helps doctors assess blood flow, identify blockages, and monitor the health of grafts.

22 services17 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

15 services14 patients

Review by radiologist of 1 arm or leg vein of 1 arm or leg image 75820

This procedure involves a radiologist examining an image of a vein in either your arm or leg. The image helps to identify any abnormalities or issues with blood flow. It's a non-invasive and safe process that aids in accurate diagnosis and treatment planning.

13 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06820 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

$93.86 typical visit price

range $60.82 – $183.10

Typical copayment $23.46 (range $15.20 – $45.77)

Most-billed visit code 99203

Established Patient

$75.55 typical visit price

range $19.76 – $149.26

Typical copayment $18.88 (range $4.94 – $37.31)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

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

DR. NAIEM NASSIRI MD

Surgery (Vascular Surgery)

330 BOSTON POST RD STE 240
DARIEN, CT 06820

Western Connecticut Planning Region (203) 548-7858

ANDREW LAZAR

Surgery (Vascular Surgery)

330 BOSTON POST RD STE 240
DARIEN, CT 06820

Western Connecticut Planning Region (203) 548-7858

JACKLYN TRUONG NP

Nurse Practitioner

330 BOSTON POST RD STE 240
DARIEN, CT 06820

Western Connecticut Planning Region (203) 548-7858

DR. JOHN RYAN GEDNEY MD

Surgery (Vascular Surgery)

330 BOSTON POST RD STE 240
DARIEN, CT 06820

Western Connecticut Planning Region (203) 548-7858

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 Chong Li's NPI number?

The NPI number for Chong Li is 1467941203. It was assigned to this individual provider in the NPPES registry on May 8, 2018.

Where is Chong Li located?

Chong Li practices at 330 Boston Post Rd Ste 240, Darien, CT 06820. The listed phone number is (203) 548-7858.

What is Chong Li's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.

Is Chong Li enrolled in Medicare?

Yes. Chong 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 organization bills Medicare for Chong Li's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chong Li reassigns Medicare benefits to Vascular Ct, PLLC (Darien, 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 Chong Li's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Chong Li accept?

Health plans from Anthem Blue Cross and Blue Shield list Chong 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.

When was this NPI record last updated?

The NPPES record for Chong Li was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.