DIANA XINYI ZHANG MD
NPI 1013409697
Internal Medicine in Boston, MA

Active since May 31, 2018PECOS EnrolledAccepts Medicare Assignment
800 WASHINGTON ST, BOSTON, MA 02111(617) 636-5246 Get Directions Write a Review

NPPES record last updated: May 31, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Diana Xinyi Zhang Md NPPES

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

DIANA XINYI ZHANG MD (NPI 1013409697) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (275766) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with Tufts Medical Center, and is a graduate of Boston University School Of Medicine (2018).

NPPES Registry Identity

NPI1013409697
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDIANA XINYI ZHANGCredential: MD
Location Address800 WASHINGTON STBoston, MA 02111-1552
Mailing Address800 Washington StBoston, MA 02111-1552
Sole ProprietorNo
Medical School CMSBoston University School Of MedicineGraduated 2018
Enumeration DateMay 31, 2018
NPI 1013409697 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 · 275766
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, Boston, MA 02111

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

Diana Xinyi Zhang 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 ID4880092907
PECOS Enrollment IDI20250911003120
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 3

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

Lenox Hill Hospital

Acute Care Hospitals · New York, NY
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330119
Location100 East 77th StreetNew York, NY 10021 · New York County
Emergency services Birthing friendly

Phelps Hospital

Acute Care Hospitals · Sleepy Hollow, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330261
Location701 N BroadwaySleepy Hollow, NY 10591 · Westchester 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.

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.

Internal Medicine (Gastroenterology)
800 WASHINGTON ST, BOX 233
BOSTON, MA 02111
Technician/Technologist (Optician)
800 WASHINGTON ST, BOX 450
BOSTON, MA 02111
Plastic Surgery
800 WASHINGTON ST
BOSTON, MA 02111
Internal Medicine
800 WASHINGTON ST
BOSTON, MA 02111
Internal Medicine (Infectious Disease)
800 WASHINGTON ST
BOSTON, MA 02111
Student in an Organized Health Care Education/Training Program
800 WASHINGTON ST
BOSTON, MA 02111
Psychiatry & Neurology (Psychiatry)
800 WASHINGTON ST
BOSTON, MA 02111
Student in an Organized Health Care Education/Training Program
800 WASHINGTON ST
BOSTON, MA 02111

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 Diana Zhang's NPI number?

The NPI number for Diana Zhang is 1013409697. It was assigned to this individual provider in the NPPES registry on May 31, 2018.

Where is Diana Zhang located?

Diana Zhang practices at 800 Washington St, Boston, MA 02111. The listed phone number is (617) 636-5246.

What is Diana Zhang's specialty?

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

Is Diana Zhang enrolled in Medicare?

Yes. Diana Zhang 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 Diana Zhang affiliated with any hospitals?

According to CMS data, Diana Zhang is affiliated with Tufts Medical Center, Lenox Hill Hospital and Phelps Hospital.

When was this NPI record last updated?

The NPPES record for Diana Zhang was last updated on May 31, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.