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Edit this profileBased in Portland, OR, Benjamin C. Chen, MD is listed in the NPI registry under infectious disease. Benjamin graduated from Tulane University School of Medicine in 2018. Benjamin is also listed as specializing in internal medicine. Medicare claims data shows Benjamin provided 226 services to 197 patients. The services billed most often include initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes and subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes. NPI 1396236527 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
3181 SW SAM JACKSON PARK RD
Portland, OR 97239
200 Hawkins Dr Dept of Internal Medicine
Iowa City, IA 52242
Division of Infectious Diseases 11234 Anderson Street MC 1503
Loma Linda, CA 92354
Within Infectious Disease 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
Bacterial infections
Bones & joints
Cardiovascular
Digestive infections
Fungal infections
General symptoms
Neurological infections
Parasitic infections
Post-infection conditions
Respiratory infections
Sexually transmitted infections
Skin & soft tissue
Travel-related infections
Urinary tract
Viral infections
Most searched procedures
Allergy & immunology
Allergy & Pharmacology
Antiviral treatments
Consultation & second opinions
Diagnostic evaluations
Diagnostics & screening
Gastrointestinal treatments
Infusions & Medications
Lab testing & monitoring
Medication management
Prevention & Prophylaxis
Prevention & prophylaxis
Travel medicine
226 services · 197 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
128 | More often than most peers in Infectious Disease |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
98 | As often as other peers in Infectious Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Chen is an infectious disease specialist in Portland, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Infectious Disease”.
NPI registry
Dr. Chen is listed at 3181 Sw Sam Jackson Park Rd, Portland, OR 97239. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (503) 494-4971. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Chen's National Provider Identifier is 1396236527. 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
Dr. Chen attended Tulane University School of Medicine, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
Dr. Chen has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Chen the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. 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 Dr. Chen. If this is you, claiming it is free.
Guide.md
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