Physician Profile
Based in Matawan, NJ, Sydney X. Chen, M.D. is listed in the NPI registry under internal medicine. Medicare claims data shows Sydney provided 3,024 services to 1,319 patients. The services billed most often include subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
1070 STATE ROUTE 34 SUITE C
Matawan, NJ 07747
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
3,024 services · 1,319 patients · 18 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
16 |
| Assessment of emotional or behavioral problems | Treatment | 96127 |
15 |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
1,013 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
493 |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
424 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
177 |
| Face-to-face behavioral counseling for obesity, 15 minutes | Billing code | G0447 |
116 |
| Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | Office visit | 99211 |
114 |
| Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes | Billing code | G0446 |
113 |
| Annual alcohol misuse screening, 5 to 15 minutes | Billing code | G0442 |
113 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Sydney X. Chen is an internist in Matawan, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Sydney X. Chen is listed at 1070 State Route 34 Suite C, Matawan, NJ 07747. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (732) 290-0300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Sydney X. Chen's National Provider Identifier is 1992035315. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Sydney X. Chen attended Other, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
Sydney X. Chen has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Sydney X. Chen provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and assessment of emotional or behavioral problems, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Sydney X. Chen. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.