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JOHN B WONG MD
NPI 1891887725
Internal Medicine in Boston, MA

Active since September 28, 2006PECOS EnrolledAccepts Medicare Assignment
800 WASHINGTON ST # 235, TUFTS MEDICAL CENTER, BOSTON, MA 02111(617) 636-1545(617) 636-9712 Get Directions Write a Review

NPPES record last updated: July 20, 2010. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About John B Wong Md NPPES

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

JOHN B WONG MD (NPI 1891887725) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (53939) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Tufts Medical Center, and is a graduate of University Of Chicago, Pritzker School Of Medicine (1982).

NPPES Registry Identity

NPI1891887725
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOHN B WONGCredential: MD
Location Address800 WASHINGTON ST # 235, TUFTS MEDICAL CENTERBoston, MA 02111-1552
Mailing Address800 Washington St, Tufts Medical Center 836Boston, MA 02111-1552 · (617) 636-7105 · Fax (617) 636-6204
Phone(617) 636-1545
Fax(617) 636-9712
Sole ProprietorNo
Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 1982
Enumeration DateSeptember 28, 2006
Last NPPES UpdateJuly 20, 2010
✔ NPI 1891887725 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 · 53939
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.
800 WASHINGTON ST # 235, Boston, MA 02111
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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

John B Wong 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 ID5193771467
PECOS Enrollment IDI20050330000134
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

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 high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
44 services31 patients

Hospital Affiliations CMS Care Compare

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

Tufts Medical Center

Acute Care Hospitals · Boston, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220116
Location800 Washington StreetBoston, MA 02111 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02111 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
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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.

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 John Wong's NPI number?

The NPI number for John Wong is 1891887725. It was assigned to this individual provider in the NPPES registry on September 28, 2006.

Where is John Wong located?

John Wong practices at 800 Washington St # 235 Tufts Medical Center, Boston, MA 02111. The listed phone number is (617) 636-1545.

What is John Wong's specialty?

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

Is John Wong enrolled in Medicare?

Yes. John Wong 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 John Wong accept?

Health plans from Anthem Blue Cross and Blue Shield list John Wong 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 John Wong affiliated with any hospitals?

According to CMS data, John Wong is affiliated with Tufts Medical Center.

When was this NPI record last updated?

The NPPES record for John Wong was last updated on July 20, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.