Ann Lee-Gin Chuang, MD, MPH
General Surgery (CMS) · Florham Park, NJ
At a glance
83 Hanover Rd Ste 240, Florham Park, NJ 07932-1508
Published activity: Mastectomy · Melanoma (skin cancer) excision · Skin biopsy. View counts and coverage
NPPES record updated Apr 18, 2024. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
83 Hanover Rd Ste 240Florham Park, NJ 07932-1508
Education & affiliations
- Medical / professional school
- Rutgers New Jersey Medical School
- Graduation year
- 2013
- CMS specialties
- General Surgery
Practice groups
Reported hospital affiliations
- Hackensack Meridian Mountainside Medical Montclair, NJ
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Mastectomy | 15 |
| Melanoma (skin cancer) excision | 15 |
| Skin biopsy | 1-10 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $66.96 |
Reporting companies
| Company | Amount |
|---|---|
| MERCK SHARP & DOHME LLC | $46.15 |
| ABBVIE INC. | $20.81 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- General Surgery (CMS)
- Taxonomy code
- 2086X0206X
- Enumeration date
- May 9, 2013
- Record updated
- Apr 18, 2024
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD, MPH
Reported taxonomies and licenses
2086X0206X · Primary
License reported: 25MA10601100 NJ
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
83 Hanover Rd Ste 240Florham Park, NJ 07932-1508
- Phone
- (973) 547-1641
Mailing address
200 SCHULZ DR STE 2RED BANK, NJ 077016745
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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