CATHERINE LIU M.D.
NPI 1619542362
Ophthalmology in Boston, MA

Q: What is Catherine Liu's NPI number?

The NPI number for Catherine Liu is 1619542362. It was assigned to this individual provider in the NPPES registry on May 25, 2021.

Q: What is Catherine Liu's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Catherine Liu was last updated on October 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since May 25, 2021PECOS EnrolledAccepts Medicare Assignment

243 CHARLES ST, BOSTON, MA 02114(617) 573-4443 Get Directions Write a Review

NPPES record last updated: October 18, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Oct 18, 2021, Sep 30, 2021, May 25, 2021 (3 updates tracked since 2021).

On this page

About Catherine Liu M.d. NPPES

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

CATHERINE LIU M.D. (NPI 1619542362) is an individual ophthalmology provider in Boston, Massachusetts, licensed in Massachusetts (286993) and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1619542362

Entity TypeIndividualFemale

Primary Taxonomy207W00000X

Provider Legal NameCATHERINE LIUCredential: M.D.

Location Address243 CHARLES STBoston, MA 02114-3002

Mailing Address243 Charles StBoston, MA 02114-3002 · (617) 573-4443

Phone(617) 573-4443

Sole ProprietorNo

Medical School CMSOtherGraduated 2016

Enumeration DateMay 25, 2021

Last NPPES UpdateOctober 18, 20213 updates tracked since enumeration

NPPES CertifiedOctober 3, 2021

✔ NPI 1619542362 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in MA · 286993

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

243 CHARLES ST, Boston, MA 02114

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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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Catherine Liu M.d. 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 ID5698163681

PECOS Enrollment IDI20211025001068

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.

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 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.

140 services125 patients

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

122 services79 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.

112 services112 patients

Measurement of corneal curvature and depth of eye 92136

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

52 services52 patients

Imaging of retina 92134

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

42 services38 patients

Ct scan of cornea 92025

A CT scan of the cornea is a non-invasive imaging test that uses X-rays to capture detailed pictures of your eye's cornea. It helps in diagnosing diseases or damage, planning for surgery, or evaluating the results of a treatment. It's a safe and painless procedure.

38 services36 patients

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

38 services38 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

38 services38 patients

Removal of cataract with insertion of prosthetic lens 66984

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

37 services27 patients

Imaging of optic nerve 92133

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

32 services28 patients

Closure of tear duct opening using plug 68761

Closure of the tear duct opening using a plug is a procedure to address excessive tear production. A small device is inserted into the tear duct to block it, reducing tear flow and relieving symptoms. This is a safe, reversible process, often performed in-office.

30 services14 patients

Exam of visual field with extended testing 92083

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

30 services26 patients

Emergency department visit with low level of medical decision making 99283

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

29 services29 patients

Imaging of retina 92134

25 services23 patients

Measurement of corneal curvature and depth of eye 92136

21 services21 patients

Complex removal of cataract with insertion of prosthetic lens 66982

This procedure involves removing a cloudy lens (cataract) from your eye and replacing it with a clear, artificial lens. It helps restore vision that has been affected by the cataract. The operation is usually done under local anesthesia.

20 services16 patients

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.

17 services13 patients

Exam of visual field with extended testing 92083

15 services14 patients

Imaging of optic nerve 92133

14 services13 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220071

Location55 Fruit StreetBoston, MA 02114 · Suffolk County

Emergency services Birthing friendly

Massachusetts Eye And Ear Infirmary -

Acute Care Hospitals · Boston, MA

OwnershipVoluntary non-profit - Private

CMS Certification Number220075

Location243 Charles StreetBoston, MA 02114 · Suffolk County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 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

$144.11 typical visit price

range $63.72 – $189.86

Typical copayment $36.02 (range $15.93 – $47.46)

Most-billed visit code 99204

Established Patient

$78.84 typical visit price

range $21.07 – $155.29

Typical copayment $19.71 (range $5.26 – $38.82)

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 20

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

CARLA PETERSEN AU.D., CCC-A

Audiologist

243 CHARLES ST, AUDIOLOGY DEPARTMENT
BOSTON, MA 02114

Suffolk County (617) 573-3266

DR. SULEMAN IMRAN KHAN MD

Ophthalmology

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-4443

DR. RYAN CARLSON MD PHD

Student in an Organized Health Care Education/Training Program

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 523-7900

MASSACHUSETTS EYE AND EAR INFIRMARY

Eyewear Supplier

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-3182

DANIEL ROBERT LEFEBVRE M.D.

Ophthalmology

243 CHARLES ST, 10TH FLOOR -- OPHTHALMIC PLASTIC SURGERY
BOSTON, MA 02114

Suffolk County (617) 523-7900

ELLIOTT D. KOZIN MD

Otolaryngology

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-6545

DR. LUCIA K SOMBERG MD, MPH

Emergency Medicine

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-3431

MS. JANET ENGLISH HUETTIG LICSW

Social Worker (Clinical)

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-3548

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 Catherine Liu's NPI number?

The NPI number for Catherine Liu is 1619542362. It was assigned to this individual provider in the NPPES registry on May 25, 2021.

Where is Catherine Liu located?

Catherine Liu practices at 243 Charles St, Boston, MA 02114. The listed phone number is (617) 573-4443.

What is Catherine Liu's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Catherine Liu enrolled in Medicare?

Yes. Catherine Liu 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.

What insurance does Catherine Liu accept?

Health plans from Anthem Blue Cross and Blue Shield list Catherine Liu 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 Catherine Liu affiliated with any hospitals?

According to CMS data, Catherine Liu is affiliated with Massachusetts General Hospital and Massachusetts Eye And Ear Infirmary -.

When was this NPI record last updated?

The NPPES record for Catherine Liu was last updated on October 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.