Quick answers
- Does Justin Zhu accept Medicare assignment?
- Yes. Medicare's clinician data says Justin Zhu accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Justin Zhu see?
- In 2024, CMS data shows 71 Original Medicare patients and 381 services for Justin Zhu. This counts Original Medicare only and measures volume, not quality.
- What is Justin Zhu's NPI number?
- 1689339871. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Justin Zhu, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 71 |
|---|---|
| Services billed to Medicare | 381 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Destruction of precancer skin growth, 2-14 growths (17003)72 services
- Biopsy of related skin growth, first growth (11102)31 services
- Destruction of precancer skin growth, 1 growth (17000)31 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)28 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)25 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis46%
- Anxiety27%
- Ischemic heart disease24%
- Diabetes20%
Practice locations
Addresses where Justin Zhu is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Willowbrook Rd, Suite 2Cromwell, CT 06416 (860) 322‑2222
- 340 Buckland Rd, Fl 2South Windsor, CT 06074 (860) 322‑2222
- 40 Dale Rd, Suite 100Avon, CT 06001 (860) 322‑2222
Group practices
Medicare enrollment lists Justin Zhu as a member of this group (CMS data updated October 2, 2026).
- Central Connecticut Dermatology PLLC20 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Cromwell
Clinicians with the same Medicare primary specialty in Cromwell, CT — not a recommendation.
Other clinicians in Central Connecticut Dermatology PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| School | State University Of New York Downstate Medical Center |
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689339871 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians