Roger Chen, M.D.
NPI 1528393204 · Family Medicine Physician · Hazlet, NJ
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roger Chen, M.D. is a Family Medicine Physician provider in Hazlet, NJ (NPI 1528393204).
Provider details
- NPI number
- 1528393204
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA09172200 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
307 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 53 | $118 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 46 | $16 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 44 | $41 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 40 | $96 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 38 | $16 |
| New Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 15 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 35 | 35 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 27 | 19 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 24 | 22 |
| Doxycycline Hyclate | 24 | 23 |
| Methylprednisolone | 21 | 21 |
| Prednisone | 19 | 17 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-10-13
- Last updated
- 2019-07-12
Frequently asked questions
- What is Roger Chen's NPI number?
- Roger Chen's National Provider Identifier (NPI) is 1528393204, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roger Chen's specialty?
- Roger Chen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roger Chen located?
- Roger Chen's practice location on file with NPPES is 2880 Route 35, Hazlet, NJ 07730-1504.
- What is Roger Chen's phone number?
- The practice phone number listed in the NPPES registry for Roger Chen is (732) 888-1238.
- Does Roger Chen accept Medicare?
- Roger Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roger Chen's NPI active?
- Yes — Roger Chen's NPI (1528393204) is active in the NPPES registry as of the last update on 2019-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.