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- 4400 Long Prairie Road, Flower Mound, TX 75028
About Dr. Williams
Nazanin Williams, MD practices emergency medicine in Flower Mound, TX. According to Medicare claims data, Nazanin cared for 706 Medicare patients across 2,618 services. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, injection, dexamethasone sodium phosphate, 1 mg, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1174855548.
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
- (512) 452-8533
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
4400 LONG PRAIRIE ROAD
Flower Mound, TX 75028
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
Bites & Stings
- Spider or insect sting reaction
- Snake Bite or Venomous Sting
Brain & Nerves
- Delirium
- Stroke
- Fainting and syncope
- Seizure in Child
- Severe headache or sudden migraine
- Status epilepticus
- Transient ischemic attack
Endocrine & Metabolic
- Dangerously low blood sugar
- Dangerous high blood sugar
Eye Care
Injuries & Trauma
- Animal or dog bite
- Bone fractures
- Deep cut or wound
- Dislocated joint
- Severe burn
- Sprains and muscle strains
- Traumatic brain injury
Rashes & allergy
Skin & Infections
Urinary & Bladder
- Inability to pee
Women's Health
- Heavy vaginal bleeding
- Ectopic pregnancy
Abdomen & Digestion
Allergy & Immune
Allergy & Immunology
Blood & Circulation
Breathing
Digestion & Stomach
Ear, Nose & Throat
- Nosebleeds
Environmental
Eye Emergency
General Emergency
Heart & Chest
Heart & Circulation
Heart & Lungs
Infections & Illness
Lungs & Breathing
Men's Health
Poisoning & Environmental
Poisoning & Toxins
Spine & Back
Urinary & Kidney
Procedures & services
Abdominal Procedures
Breathing & Airway
- Emergency intubation
- Breathing Treatment
Critical Care
- Central line placement
- Chest tube insertion
- CPR and defibrillation
- Blood transfusion
Diagnostic testing
Diagnostics
- Rapid blood work
- Lumbar puncture
Ear, Nose & Throat
- Nasal packing for nosebleed
Eye & ENT
Heart & Diagnostics
Imaging & Diagnostics
- Emergency MRI scan
- Emergency CT scan
- Emergency ultrasound
- Emergency X-ray
Injections & Vaccines
- Rabies shot series
- Tetanus shot
Kidney Care
- Emergency dialysis
Lung & Respiratory
Medications
- IV medication for severe nausea
- IV medication for severe pain
- Emergency epinephrine injection
Mental Health
- Emergency psychiatric evaluation
Minor Procedures
- Nasal cautery for nosebleeds
- Tick Removal
- Urinary catheter insertion
- Fishhook or embedded splinter removal
- Incision and drainage of an abscess
Minor Trauma
- Stuck ring removal
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
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
Airway & Breathing
- Emergency surgical airway
Anesthesia & Sedation
Digestive Care
- Urgent upper endoscopy
Eye Care
Heart Care
- Temporary Pacemaker Placement
Orthopedic Procedures
Supportive Care
Procedures Most Often Billed to Medicare
2,618 services · 706 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
29 | As often as other peers in Emergency Medicine |
| X-ray of chest, 2 views | Imaging | 71046 |
33 | More often than most peers in Emergency Medicine |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
32 | As often as other peers in Emergency Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
31 | More often than most peers in Emergency Medicine |
| Infusion into a vein for hydration, each additional hour | Treatment | 96361 |
29 | As often as other peers in Emergency Medicine |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
22 | As often as other peers in Emergency Medicine |
| Administration of vaccine | Treatment | 90471 |
15 | As often as other peers in Emergency Medicine |
| Injection of drug or substance into vein | Treatment | 96374 |
14 | Less often than most peers in Emergency Medicine |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
170 | As often as other peers in Emergency Medicine |
| Injection, ceftriaxone sodium, per 250 mg | Drug given | J0696 |
80 | As often as other 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 3
Same specialty, same street address — most likely the same department or group.
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 Flower Mound 3
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Other 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in TX who bill this service to Medicare most often.
Common questions
What is Dr. Williams's specialty?
Dr. Williams is an emergency physician in Flower Mound, TX. 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 Dr. Williams?
Dr. Williams is listed at 4400 Long Prairie Road, Flower Mound, TX 75028. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Williams?
The number on file is (512) 452-8533. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Williams's NPI number?
Dr. Williams's National Provider Identifier is 1174855548. 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. Williams's medical education?
Dr. Williams attended Other, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Williams been practicing?
Dr. Williams has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Williams known for?
According to Medicare billing data, Dr. Williams performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as x-ray of chest, 2 views; provides treatments such as injection of drug or substance under skin or into muscle and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Williams confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Williams. If this is you, claiming it is free.
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