WAI FUNG HAU MD
NPI 1093455420
Internal Medicine in Worcester, MA

Active since April 01, 2022PECOS EnrolledAccepts Medicare Assignment
119 BELMONT ST, WORCESTER, MA 01605(508) 334-8515(508) 334-6490 Get Directions Write a Review

NPPES record last updated: February 26, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Wai Fung Hau Md NPPES

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

WAI FUNG HAU MD (NPI 1093455420) is an individual internal medicine provider in Worcester, Massachusetts, licensed in Massachusetts (294123) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with Umass Memorial Medical Center/university Campus, and maintains a secondary practice location in Worcester.

NPPES Registry Identity

NPI1093455420
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameWAI FUNG HAUCredential: MD
Location Address119 BELMONT STWorcester, MA 01605-2903
Mailing AddressPo Box 415348Boston, MA 02241-5348 · (800) 225-8885 · Fax (508) 334-1977
Fax(508) 334-6490
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateApril 1, 2022
Last NPPES UpdateFebruary 26, 2025
NPPES CertifiedFebruary 26, 2025
NPI 1093455420 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MA · 294123
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

119 BELMONT ST, Worcester, MA 01605

Secondary Practice Location 1

Location 155 Lake Ave NWorcester, MA 01655-0002 · Phone (508) 334-8515 · Fax (508) 334-6490

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

Wai Fung Hau 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 ID345626172
PECOS Enrollment IDI20250304001736
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.

Hospital Affiliations CMS Care Compare

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

Umass Memorial Medical Center/University Campus

Acute Care Hospitals · Worcester, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220163
Location55 Lake Avenue NorthWorcester, MA 01655 · Worcester County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01605 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
$134.47 typical visit price
range $58.86 – $177.36
Typical copayment $33.61 (range $14.71 – $44.34)
Most-billed visit code 99204
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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.

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.

Specialist
119 BELMONT ST
WORCESTER, MA 01605
Obstetrics & Gynecology (Reproductive Endocrinology)
119 BELMONT ST, DEPARTMENT OF OBSTETRICS & GYNECOLOGY
WORCESTER, MA 01605
Obstetrics & Gynecology (Gynecologic Oncology)
119 BELMONT ST, DEPARTMENT OF GYNECOLOGIC ONCOLOGY
WORCESTER, MA 01605
Obstetrics & Gynecology (Obstetrics)
119 BELMONT ST, DEPARTMENT OF OBSTETRICS & GYNECOLOGY
WORCESTER, MA 01605
Internal Medicine
119 BELMONT ST, DEPARTMENT OF HOSPITAL MEDICINE
WORCESTER, MA 01605
Internal Medicine (Cardiovascular Disease)
119 BELMONT ST, DEPARTMENT OF CARDIOVASCULAR MEDICINE
WORCESTER, MA 01605
Anesthesiology
119 BELMONT ST
WORCESTER, MA 01605
Anesthesiology
119 BELMONT ST
WORCESTER, MA 01605

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 Wai Fung Hau's NPI number?

The NPI number for Wai Fung Hau is 1093455420. It was assigned to this individual provider in the NPPES registry on April 1, 2022.

Where is Wai Fung Hau located?

Wai Fung Hau practices at 119 Belmont St, Worcester, MA 01605. The listed phone number is (508) 334-8515.

What is Wai Fung Hau's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Wai Fung Hau enrolled in Medicare?

Yes. Wai Fung Hau 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.

Is Wai Fung Hau affiliated with any hospitals?

According to CMS data, Wai Fung Hau is affiliated with Umass Memorial Medical Center/University Campus.

When was this NPI record last updated?

The NPPES record for Wai Fung Hau was last updated on February 26, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.