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Edit this profileAt a glance
- 100 Madison Ave, Morristown, NJ 07960
About Dr. Althoff
Marilyn Althoff, M.D. practices emergency medicine in Morristown, NJ. Marilyn is a 1986 graduate of University of Maryland School of Medicine. Medicare claims data shows Marilyn provided 519 services to 515 patients. The services billed most often include emergency department visit with high level of medical decision making, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and emergency department visit with moderate level of medical decision making. The provider's National Provider Identifier (NPI) is 1013966217.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (800) 290-5309
- Email not available
Practice Locations
100 MADISON AVE
Morristown, NJ 07960
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
- Appendicitis
- Lower gastrointestinal bleeding
- Vomiting or throwing up blood
Allergy & Immune
Allergy & Immunology
- Severe Allergic Reaction
Bites & Stings
- Snake Bite or Venomous Sting
- Spider or insect sting reaction
Blood & Circulation
Brain & Nerves
- Delirium
- Fainting and syncope
- Seizure in Child
- Severe headache or sudden migraine
- Status epilepticus
- Stroke
- Transient ischemic attack
Breathing
- Choking or swallowed object
- Coughing up blood
- Severe asthma attack
- Shortness of breath
Digestion & Stomach
- Abdominal Pain
- Acute gallbladder inflammation
- Bowel obstruction
Ear, Nose & Throat
Endocrine & Metabolic
- Dangerous high blood sugar
- Dangerously low blood sugar
Environmental
- Heat stroke
- Hypothermia and frostbite
Eye Care
- Open-globe eye injury
Eye Emergency
General Emergency
- Severe dehydration
- Uncontrolled bleeding
Heart & Chest
Heart & Circulation
- Dangerous high blood pressure
Heart & Lungs
Infections & Illness
- High fever
- Sepsis or blood infection
Injuries & Trauma
- Animal or dog bite
- Bone fractures
- 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
- Drug overdose or poisoning
Skin & Infections
- Skin abscess or boil
Spine & Back
Urinary & Bladder
- Inability to pee
Urinary & Kidney
Women's Health
- Ectopic pregnancy
- Heavy vaginal bleeding
Procedures & services
Abdominal Procedures
Airway & Breathing
Anesthesia & Sedation
Breathing & Airway
- Breathing Treatment
- Emergency intubation
Critical Care
- Blood transfusion
- Central line placement
- Chest tube insertion
- CPR and defibrillation
Diagnostics
- Lumbar puncture
- Rapid blood work
Digestive Care
- Urgent upper endoscopy
Ear, Nose & Throat
- Nasal packing for nosebleed
Eye & ENT
- Eye-pressure measurement
- Foreign Object Removal from Eye
- Superficial foreign-body removal
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
- Rabies shot series
- Tetanus shot
Kidney Care
- Emergency dialysis
Lung & Respiratory
Medications
- Emergency epinephrine injection
- IV medication for severe nausea
- IV medication for severe pain
Mental Health
- Emergency psychiatric evaluation
Minor Procedures
- Fishhook or embedded splinter removal
- Incision and drainage of an abscess
- Nasal cautery for nosebleeds
- Tick Removal
- Urinary catheter insertion
Minor Trauma
- Stuck ring removal
Orthopedic Procedures
Orthopedics
- Popping a dislocated joint back in place
- Splinting and temporary casting
Poisoning & Toxicology
- Antivenom treatment
Specialized Care
- Sexual assault forensic exam
Stroke & Vascular
- Clot busting medication for stroke
Supportive Care
Toxicology
- Narcan overdose reversal
- Stomach pumping or activated charcoal
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
519 services · 515 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
202 | More often than most peers in Emergency Medicine |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
201 | More than most peers in Emergency Medicine |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
53 | As often as other peers in Emergency Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
34 | As often as other peers in Emergency Medicine |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
15 | As often as other peers in Emergency Medicine |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
14 | Less often than most peers in Emergency Medicine |
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 physicians at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 22 related providers in 3 groups
Other emergency physicians in Morristown 6
Same specialty, same city.
Trained at University of Maryland School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at University of Maryland School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Marilyn Althoff's specialty?
Marilyn Althoff is an emergency physician in Morristown, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.
NPI registry
Where can I find Marilyn Althoff?
Marilyn Althoff is listed at 100 Madison Ave, Morristown, NJ 07960. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Marilyn Althoff?
The number on file is (800) 290-5309. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Marilyn Althoff?
Marilyn Althoff's National Provider Identifier is 1013966217. 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 Marilyn Althoff's education?
Marilyn Althoff attended University of Maryland School of Medicine, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Marilyn Althoff have?
Marilyn Althoff has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What is Marilyn Althoff known for?
According to Medicare billing data, Marilyn Althoff 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
Is Marilyn Althoff's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Marilyn Althoff. If this is you, claiming it is free.
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