Quick answers
- Does Zhengyi Cheng accept Medicare assignment?
- Yes. Medicare's clinician data says Zhengyi Cheng 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 Zhengyi Cheng see?
- In 2024, CMS data shows 404 Original Medicare patients and 2,782 services for Zhengyi Cheng. This counts Original Medicare only and measures volume, not quality.
- What is Zhengyi Cheng's NPI number?
- 1316963085. 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 Zhengyi Cheng, 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 | 404 |
|---|---|
| Services billed to Medicare | 2,782 |
| Different services or procedures | 20 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)726 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)655 services
- Alcohol and/or substance (other than tobacco) misuse structured assessment (e.g., audit, dast), and brief intervention 15 to 30 minutes (G0396)319 services
- Annual depression screening, 5 to 15 minutes (G0444)270 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)253 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 cholesterol75%
- High blood pressure64%
- Diabetes34%
- Arthritis22%
- Ischemic heart disease15%
- Osteoporosis12%
Practice locations
Addresses where Zhengyi Cheng is enrolled with Medicare (CMS data updated October 2, 2026).
- 8318 Arlington Blvd, Suite 302Fairfax, VA 22031 (703) 849‑9292
Specialties
- Internal Medicineprimary
- Family Practicealso
Other internal medicine doctors in Fairfax
Clinicians with the same Medicare primary specialty in Fairfax, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1982 (44 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1316963085 |
| 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