Are you Dr. Hennessey? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileStephen D. Hennessey, MD is a healthcare provider in Chehalis, WA specializing in general practice. Stephen trained at University of Texas Medical School at Houston, graduating in 1983. According to Medicare claims data, Stephen cared for 131 Medicare patients across 137 services. The services billed most often include detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19), urinalysis, manual test, and detection test by immunoassay with direct visual observation for streptococcus, group a (strep). This provider record is associated with NPI 1376544098.
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.
2690 NE KRESKY AVE
Chehalis, WA 98532
Within General Practice generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Digestive health
Rashes & allergy
Most searched conditions
Blood disorders
Bone health
Brain & Nerves
Digestive Health
Ear, Nose & Throat
Endocrine
Eye Care
Foot & Ankle
General Health
Heart & Circulation
Infections
Joint & Muscle
Lungs & Breathing
Men's Health
Mental Health
Pain
Pain & Joints
Skin
Skin & Hair
Sleep
Urinary & Kidney
Weight & Metabolism
Women's Health
Diagnostic testing
Heart & Circulation
Infection & Microbiology Tests
Infections & Screening
Injections
Lab tests
Men's Health
Mental health
Minor Surgery
Physical exams
Prescriptions & Medications
Routine Blood Tests
Sleep
Vaccines
Weight & Metabolism
Women's Health
Wound Care
Most searched procedures
Dermatology
Ear, Nose & Throat
Exams & Clearances
Hormone therapy
Lungs & Breathing
Pain & Injections
Pain & Joints
Pain management
Preventive care
Preventive Care
137 services · 131 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) | Lab test | 87811 |
41 | As often as other peers in General Practice |
| Urinalysis, manual test | Lab test | 81002 |
39 | More often than most peers in General Practice |
| Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | Lab test | 87880 |
35 | More often than most peers in General Practice |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
22 | Less often than most peers in General Practice |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Hennessey is a general practitioner in Chehalis, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Practice”.
NPI registry
Dr. Hennessey is listed at 2690 Ne Kresky Ave, Chehalis, WA 98532. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (360) 330-9595. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Hennessey's National Provider Identifier is 1376544098. 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. Hennessey attended University of Texas Medical School at Houston, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
Dr. Hennessey has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Hennessey 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. Hennessey. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.
A GigHz company · Founder: Pouyan Golshani, MD