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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. YONGKANG ZHANG MD
NPI 1205321056
Internal Medicine in Boston(617)-638-8000, MA

Active since June 25, 2018PECOS Enrolled
801 MASSACHUSETTS AVE, CROSSTOWN 2, BOSTON(617)-638-8000, MA 02118(617) 414-7399(617) 414-4676 Get Directions Write a Review

NPPES record last updated: August 27, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Aug 27, 2026, Jul 14, 2026, Jun 23, 2023 and 2 more (5 updates tracked since 2018).

About Dr. Yongkang Zhang Md NPPES

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

DR. YONGKANG ZHANG MD (NPI 1205321056) is an individual internal medicine provider in Boston(617)-638-8000, Massachusetts, licensed in Massachusetts (1027734) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1205321056
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. YONGKANG ZHANGCredential: MD
Location Address801 MASSACHUSETTS AVE, CROSSTOWN 2Boston(617)-638-8000, MA 02118
Mailing Address960 Massachusetts Ave, Ste 2Boston, MA 02118 · (617) 414-7399 · Fax (617) 414-4676
Phone(617) 414-7399
Fax(617) 414-4676
Sole ProprietorNo
Enumeration DateJune 25, 2018
Last NPPES UpdateAugust 27, 20265 updates tracked since enumeration
NPPES CertifiedAugust 27, 2026
✔ NPI 1205321056 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in MA · 1027734✔ Licensed in RI · LP05951
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.
801 MASSACHUSETTS AVE, Boston(617)-638-8000, MA 02118
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Yongkang Zhang Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02118 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.

DR. FELICIA ELIZABETH PATCH MD
Internal Medicine
801 MASSACHUSETTS AVE, CROSSTOWN 2
BOSTON, MA 02118
Suffolk County (617) 414-4376
CORINA ELENA BEINER MARTINEZ
Student in an Organized Health Care Education/Training Program
801 MASSACHUSETTS AVE
BOSTON, MA 02118
Suffolk County (617) 414-5951
MAYERLIN MORLA UBIERA
Counselor (Mental Health)
801 MASSACHUSETTS AVE
BOSTON, MA 02118
Suffolk County (617) 651-2538
XANTHIA ALIX TUCKER MD
Internal Medicine
801 MASSACHUSETTS AVE, SUITE 5A, CROSSTOWN BLDG
BOSTON, MA 02118
Suffolk County (617) 414-5951
DR. JENNIFER K HUGHES M.D.
Internal Medicine (Hospice and Palliative Medicine)
801 MASSACHUSETTS AVE, CROSSTOWN 2
BOSTON, MA 02118
Suffolk County (617) 414-4376
LUCY CURELL
Community Health Worker
801 MASSACHUSETTS AVE
BOSTON, MA 02118
Suffolk County (617) 991-8264
AMOS WU
Internal Medicine
801 MASSACHUSETTS AVE, CROSSTOWN 2
BOSTON, MA 02118
Suffolk County (617) 414-7399
MS. ARCHANA VASUDEVAN DO
Internal Medicine
801 MASSACHUSETTS AVE, CROSSTOWN 2
BOSTON, MA 02118
Suffolk County (617) 414-7399

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 Yongkang Zhang's NPI number?

The NPI number for Yongkang Zhang is 1205321056. It was assigned to this individual provider in the NPPES registry on June 25, 2018.

Where is Yongkang Zhang located?

Yongkang Zhang practices at 801 Massachusetts Ave Crosstown 2, Boston(617)-638-8000, MA 02118. The listed phone number is (617) 414-7399.

What is Yongkang Zhang's specialty?

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

Is Yongkang Zhang enrolled in Medicare?

Yes. Yongkang Zhang is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Yongkang Zhang was last updated on August 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.