Physician Profile
Joy I. Onaghise, MD is a healthcare provider in Upper Marlboro, MD specializing in internal medicine. Joy is also listed as specializing in student in an organized health care education program. According to Medicare claims data, the services billed most often include sarscv2 vac 30mcg trs-suc im and admn sarscov2 vacc 1 dose.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
1221 MERCANTILE LN
Upper Marlboro, MD 20774
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
26 services · 24 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
13 |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Onaghise is an internist in Upper Marlboro, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Dr. Onaghise is listed at 1221 Mercantile Ln, Upper Marlboro, MD 20774. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (301) 618-5500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Onaghise's National Provider Identifier is 1679958565. 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. Onaghise attended Other, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
Dr. Onaghise has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Onaghise provides treatments such as sarscv2 vac 30mcg trs-suc im and admn sarscov2 vacc 1 dose. 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. Onaghise. 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.