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- 27001 Calaroga Ave, Ste 2, Hayward, CA 94545
About Dr. Hung
Sammy T. Hung, MD practices pulmonary disease in Hayward, CA. Sammy is also listed as specializing in internal medicine and critical care medicine. According to Medicare claims data, Sammy cared for 544 Medicare patients across 2,124 services. The services billed most often include injection, dexamethasone sodium phosphate, 1 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and injection of drug or substance under skin or into muscle. The provider's National Provider Identifier (NPI) is 1639192404.
Factual summary compiled by Guide.md from public records; not written by this provider.
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
- (510) 887-4033
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
27001 CALAROGA AVE STE 2
Hayward, CA 94545
Conditions Commonly Evaluated or Treated
Within Pulmonary Disease 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
Chronic conditions
Most searched conditions
Airway disorders
Blood vessel disorders
Critical care
Diagnostic findings
- Swollen Chest Lymph Nodes
Environmental lung diseases
- Chronic Beryllium Disease
Genetic conditions
- Alpha-1 antitrypsin deficiency
- Cystic fibrosis in adults
Infections
- Community-acquired pneumonia
- Fungal lung infection
- Legionnaires' Disease
- Lung abscess
- NTM lung infection
- Severe Pneumonia
- Tuberculosis
- Valley fever
- Walking Pneumonia in Children
- Whooping Cough
Inflammatory conditions
Lung growths
- Mesothelioma
- Suspicious Lung Spot
Occupational & environmental
- Asbestos lung damage
- Black lung disease
- Silicosis
- Vaping lung illness
Pleural disorders
- Collapsed lung
- Fluid around the lungs
- Pain when breathing
Post-infection conditions
Sleep disorders
- Excessive daytime sleepiness
- Shallow Breathing In Sleep
- Snoring
- Upper Airway Resistance Syndrome
- Waking Up Gasping Or Choking
Structural lung conditions
- Lung Bullae
Symptoms
- Blue Baby Syndrome
- Chest congestion
- Coughing up blood
- Low oxygen levels
- Rapid Breathing
- Severe asthma attack
- Wheezing
Procedures & services
Biopsies
- Lung Biopsy
- Lung Cryobiopsy
Breathing
- CPAP Setup and Mask Troubleshooting
- Home Oxygen Therapy Training
- Nebulizer Breathing Treatment Training
Pleural procedures
- Draining lung fluid
- Chest tube insertion
- Medical thoracoscopy
- Permanent chest drain insertion
- Pleural sealing procedure
Sleep medicine
- At-home sleep test
- BiPAP therapy
- CPAP titration
- Overnight oxygen study
- Sleep study
Treatments
Most searched procedures
- Bronchoscopy
- Oxygen therapy management
- Pulmonary function test
- Spirometry
Airway care
Airway management
- Tracheostomy care
Biopsies & diagnostics
- EBUS lung biopsy
- Needle biopsy of lung
- Robotic lung biopsy
Breathing tests
- 6-minute walk test
- Asthma challenge test
- Cardiopulmonary Exercise Testing (CPET)
- Exhaled nitric oxide test
Cancer diagnostic procedures
- Endobronchial Ultrasound Staging
Consultations
- Pre-op lung clearance
Counseling & prevention
Critical care
- Ventilator Weaning Evaluation
Diagnostic procedures
- Lung Wash Procedure
Drainage care
- Pleural Catheter Removal
Imaging
- Chest CT Scan
- Chest X-Ray
- Lung Perfusion Scan
Interventional procedures
- Bronchial thermoplasty
- Lung valve placement for emphysema
Lab tests
- Arterial blood gas test
- Sputum test
Lung tests
- Pre- And Post-Bronchodilator Test
Medications
- Severe Asthma Biologics
Monitoring
- Asthma Action Plan Consultation
- Continuous Pulse Oximetry
Procedures
- Foreign Object Removal From Airway
- Windpipe stent placement
Rehabilitation
Screening
- Low-dose CT lung cancer screening
Sleep equipment
Sleep treatments
- Sleep Apnea Dental Device Evaluation
Specialist evaluations
- Lung Transplant Evaluation
- Lung Volume Reduction Evaluation
Specialized testing
- High-Altitude Oxygen Test
Procedures Most Often Billed to Medicare
2,124 services · 544 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
77 | As often as other peers in Pulmonary Disease |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
70 | As often as other peers in Pulmonary Disease |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
69 | As often as other peers in Pulmonary Disease |
| Test to determine lung volumes using sensors | Treatment | 94726 |
69 | As often as other peers in Pulmonary Disease |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
1,320 | More than most peers in Pulmonary Disease |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
452 | More than most peers in Pulmonary Disease |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
52 | More often than most peers in Pulmonary Disease |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
15 | Less often than most peers in Pulmonary Disease |
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.
Also performs Injection of drug or substance under skin or into muscle 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Hung's specialty?
Dr. Hung is a lung specialist in Hayward, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pulmonary Disease”.
NPI registry
Where can I find Dr. Hung?
Dr. Hung is listed at 27001 Calaroga Ave Ste 2, Hayward, CA 94545. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Hung?
The number on file is (510) 887-4033. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Hung's NPI number?
Dr. Hung's National Provider Identifier is 1639192404. 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
How long has Dr. Hung been practicing?
Dr. Hung has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What is Dr. Hung known for?
According to Medicare billing data, Dr. Hung provides treatments such as injection of drug or substance under skin or into muscle and test to measure expiratory airflow and volume changes before and after medication administration, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Hung confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hung. If this is you, claiming it is free.
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