Physician Profile
Ryanne J. Mayersak, MD
Unclaimed ProfileAbout Dr. Mayersak
Ryanne J. Mayersak, MD practices emergency medicine in Portland, OR. Ryanne is a 2003 graduate of George Washington University School of Medicine. Ryanne is also listed as specializing in emergency medical services. According to Medicare claims data, Ryanne cared for 92 Medicare patients across 94 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (503) 494-7008
- Email not available
Practice Locations
3181 SW SAM JACKSON PARK RD MAIL CODE CDW-EM
Portland, OR 97239
Conditions Commonly Evaluated or Treated
Within Emergency 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.
Conditions
Abdomen & Digestion
Allergy & Immune
Allergy & Immunology
- Severe Allergic Reaction
Bites & Stings
- Snake Bite or Venomous Sting
- Spider or insect sting reaction
Blood & Circulation
Brain & Nerves
- Delirium
- Seizure in Child
- Severe headache or sudden migraine
- Status epilepticus
- Stroke
- Stroke and Mini Stroke
- Unexplained Fainting (Syncope)
Breathing
Digestion & Stomach
Ear, Nose & Throat
Endocrine & Metabolic
- Dangerous high blood sugar
- Dangerously low blood sugar
Environmental
Eye Care
- Open-globe eye injury
Eye Emergency
General Emergency
Heart & Chest
Heart & Circulation
Heart & Lungs
Infections & Illness
Injuries & Trauma
- Animal or dog bite
- Broken Bone
- Deep cut or wound
- Dislocated joint
- Severe burn
- Sprains and muscle strains
- Traumatic brain injury
Lungs & Breathing
Men's Health
Poisoning & Environmental
- Smoke Inhalation
Poisoning & Toxins
Skin & Infections
Spine & Back
Urinary & Bladder
- Inability to pee
Urinary & Kidney
Women's Health
Procedures & services
Abdominal Procedures
Airway & Breathing
- Emergency surgical airway
Anesthesia & Sedation
Breathing & Airway
Critical Care
Diagnostics
Digestive Care
- Urgent upper endoscopy
Ear, Nose & Throat
- Nasal packing for nosebleed
Eye & ENT
Eye Care
- Emergency Eye Flushing
Heart & Diagnostics
Heart Care
- Temporary Pacemaker Placement
Imaging & Diagnostics
- Emergency CT scan
- Emergency MRI scan
- Emergency ultrasound
- Emergency X-ray
Injections & Vaccines
Kidney Care
- Emergency dialysis
Lung & Respiratory
- Chest Needle Decompression
- Draining lung fluid
Medications
Mental Health
Minor Procedures
- Boil and abscess drainage
- Fishhook or embedded splinter removal
- Nosebleed Cauterization
- Tick Removal
- Urinary catheter insertion
Minor Trauma
- Stuck ring removal
Orthopedic Procedures
Orthopedics
Poisoning & Toxicology
- Antivenom treatment
Specialized Care
- Sexual assault forensic exam
Stroke & Vascular
- Clot busting medication for stroke
Supportive Care
Toxicology
Women's Health
- Emergency pelvic exam
Wound Care
- Burn dressing and care
- Skin glue for cuts
- Stitches and Laceration Repair
- Wound cleaning and debridement
- Wound stapling
Procedures Most Often Billed to Medicare
94 services · 92 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
55 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
20 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
19 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other emergency medicines at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 23 related providers in 3 groups
Other emergency medicines in Portland 7
Same specialty, same city.
Trained at George Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at George Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. Mayersak's specialty?
Dr. Mayersak is an emergency medicine in Portland, OR. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “EMERGENCY MEDICINE”.
NPI registry
Where can I find Dr. Mayersak?
Dr. Mayersak is listed at 3181 SW SAM JACKSON PARK RD MAIL CODE CDW-EM, Portland, OR 97239. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Mayersak?
The number on file is (503) 494-7008. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Mayersak's NPI number?
Dr. Mayersak's National Provider Identifier is 1194927558. 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
What is Dr. Mayersak's medical education?
Dr. Mayersak attended George Washington University School of Medicine, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Mayersak been practicing?
Dr. Mayersak has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Mayersak known for?
According to Medicare billing data, Dr. Mayersak 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
Has Dr. Mayersak confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mayersak. 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.