HAIBIN ZHANG MD
NPI 1689236754
Hospitalist in Stony Brook, NY
About Haibin Zhang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HAIBIN ZHANG MD (NPI 1689236754) is an individual hospitalist provider in Stony Brook, New York, licensed in New York (334325) and active in the NPI registry since June 2019. He is enrolled in Medicare PECOS, is affiliated with Suny/stony Brook University Hospital, and maintains a secondary practice location in Marshfield.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Haibin 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.
Medicare Billing Reassignments
7Medicare enrollment records show Haibin Zhang reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stony Brook, NY 11794
- Reassigned Medicare billing, New York enrollment
- 261 clinicians in this Medicare group
Juneau, WI 53039
- Reassigned Medicare billing, Wisconsin enrollment
- 1,447 clinicians in this Medicare group
Plover, WI 54467
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1952890873 (Wisconsin)
- 2,476 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,540 clinicians in this Medicare group
Neillsville, WI 54456
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1346239373 (Wisconsin)
- 1,283 clinicians in this Medicare group
Park Falls, WI 54552
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1700963048 (Wisconsin)
- 1,351 clinicians in this Medicare group
Chetek, WI 54728
- Reassigned Medicare billing, Wisconsin enrollment
- 1,616 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Suny/Stony Brook University Hospital
Acute Care Hospitals · Stony Brook, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11794 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Haibin Zhang's NPI number?
The NPI number for Haibin Zhang is 1689236754. It was assigned to this individual provider in the NPPES registry on June 28, 2019.
Where is Haibin Zhang located?
Haibin Zhang practices at 101 Nicolls Rd # T16030, Stony Brook, NY 11794. The listed phone number is (631) 444-7488.
What is Haibin Zhang's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Haibin Zhang enrolled in Medicare?
Yes. Haibin 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.
Which organizations bill Medicare for Haibin Zhang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Haibin Zhang reassigns Medicare benefits to 7 organizations: Stony Brook Internists, University Faculty Practice Corporation (Stony Brook, NY), Beaver Dam Community Hospitals Inc (Juneau, WI), Mchs Hospitals, Inc. (Plover, WI), Marshfield Clinic Inc (Marshfield, WI), Memorial Hospital, Inc (Neillsville, WI) and 2 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Haibin Zhang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Haibin Zhang accept?
Health plans from Medica and Sanford Health Plan list Haibin Zhang 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 Haibin Zhang affiliated with any hospitals?
According to CMS data, Haibin Zhang is affiliated with Suny/Stony Brook University Hospital.
When was this NPI record last updated?
The NPPES record for Haibin Zhang was last updated on June 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.
# Haibin Zhang, MD · NPI 1689236754
Hospitalist physician in Stony Brook, New York. Individual provider, active in the CMS NPPES registry since June 28, 2019.
## Identity
- **NPI:** 1689236754 (Entity type: Individual)
- **Enumerated:** June 28, 2019
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 334325 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 101 NICOLLS RD # T16030, Stony Brook, NY 11794-0001
- **Phone:** (631) 444-7488
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Stony Brook Internists, University Faculty Practice Corporation (NPI 1215976337, Stony Brook, NY); Beaver Dam Community Hospitals Inc (NPI 1831410521, Juneau, WI); Mchs Hospitals, Inc. (NPI 1386249894, Plover, WI); Marshfield Clinic Inc (NPI 1952347981, Marshfield, WI); Memorial Hospital, Inc (NPI 1679746747, Neillsville, WI); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** June 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1689236754) · Data from the CMS NPPES public registry.