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- 1425 S Moore Rd Ste E, Chattanooga, TN 37412
About Dr. Grayson
Based in Chattanooga, TN, Patrick C. Grayson, MD is listed in the NPI registry under emergency medicine. Patrick graduated from East Tennessee State University Quillen College of Medicine in 1996. Patrick is also listed as specializing in family medicine. Medicare claims data shows Patrick provided 226 services to 171 patients. The services billed most often include subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes, emergency department visit with moderate level of medical decision making, and emergency department visit with high level of medical decision making. NPI 1720029275 identifies this record in the national registry.
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
- (865) 406-0802
- Email not available
Practice Locations
1425 S MOORE RD STE E
Chattanooga, TN 37412
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
Ear, Nose & Throat
Endocrine & Metabolic
- Dangerous high blood sugar
- Dangerously low blood sugar
Environmental
Eye Care
- Open-globe eye injury
Eye Emergency
General Emergency
- Severe dehydration
- Uncontrolled bleeding
Heart & Chest
Heart & Circulation
Heart & Lungs
Infections & Illness
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
Poisoning & Toxins
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
Critical Care
Diagnostics
- Lumbar puncture
- Rapid blood work
Digestive Care
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
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
- Chest Needle Decompression
- Draining lung fluid
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
226 services · 171 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
63 | More often than most peers in Emergency Medicine |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
62 | As often as other peers in Emergency Medicine |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
39 | Less often than most peers in Emergency Medicine |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
32 | More often than most peers in Emergency Medicine |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
30 | More 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.
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.
Other emergency physicians in Chattanooga 8
Same specialty, same city.
Trained at East Tennessee State University Quillen College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1996 at East Tennessee State University Quillen College of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Grayson?
Dr. Grayson is an emergency physician in Chattanooga, TN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.
NPI registry
What is Dr. Grayson's address?
Dr. Grayson is listed at 1425 S Moore Rd Ste E, Chattanooga, TN 37412. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Grayson?
The number on file is (865) 406-0802. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Grayson?
Dr. Grayson's National Provider Identifier is 1720029275. 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
Where did Dr. Grayson train?
Dr. Grayson attended East Tennessee State University Quillen College of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Grayson have?
Dr. Grayson has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Grayson perform?
According to Medicare billing data, Dr. Grayson 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 Dr. Grayson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grayson. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.