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Edit this profileAt a glance
- 505 Parnassus Ave, San Francisco, CA 94143
About Dr. Bhattacharya
Mallar Bhattacharya, MD is a healthcare provider in San Francisco, CA specializing in critical care medicine. Mallar trained at Harvard Medical School, graduating in 2004. Medicare claims data shows Mallar provided 96 services to 44 patients. The services billed most often include critical care, first 30-74 minutes and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes. This provider record is associated with NPI 1063558757.
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
- (415) 476-6926
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
505 PARNASSUS AVE
San Francisco, CA 94143
Conditions Commonly Evaluated or Treated
Within Critical Care 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
Blood & metabolism
Brain & nerve
Brain & Nervous System
- Brain Swelling
- Fainting and syncope
- ICU Delirium and Confusion
- Ischemic stroke
- Status epilepticus
- Traumatic brain injury
Breathing & Lungs
Digestive emergencies
Environmental emergencies
Heart & Circulation
Heart & vascular
Infection & Sepsis
Infections
Injury & trauma
Lung & breathing
Medication reactions
Metabolic Emergencies
Muscle & kidney
Organ Failure
Pregnancy emergencies
Recovery
Substance emergencies
Toxicity & Trauma
Procedures & services
Airway & Breathing
- Airway Scope and Suctioning
- Breathing machine management
- Chest tube insertion
- Emergency intubation
- Tracheostomy
Airway procedures
Brain procedures
Breathing support
Consultation & Recovery
Digestive procedures
Emergency surgery
Fluid Drainage
Heart procedures
Heart support
ICU recovery
Lab tests & monitoring
Life Support
- Cardioversion for rapid heartbeat
- CPR and defibrillation
- ECMO (Heart-Lung Machine)
- Stomach Positioning for Lung Failure
- Targeted Body Cooling
- Temporary Pacemaker Placement
- Ventilator Support
Medication therapies
Medications & Infusions
Monitoring
- Bladder and Belly Pressure Check
- Brain Blood Flow Ultrasound
- Brain Pressure Monitor Placement
- Continuous Brain Wave Monitoring
- Emergency ultrasound
- Heart Pressure Catheter Monitoring
- Lumbar puncture
Nutrition & Digestion
Nutrition support
Organ Support
Vascular Access
Procedures Most Often Billed to Medicare
96 services · 44 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Critical care, first 30-74 minutes | Office visit | 99291 |
71 | Less often than most peers in Critical Care Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
25 | Less often than most peers in Critical Care 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.
Related specialists at this location 1
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.
Other critical care physicians in San Francisco 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Bhattacharya?
Dr. Bhattacharya is a critical care physician in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Critical Care Medicine”.
NPI registry
What is Dr. Bhattacharya's address?
Dr. Bhattacharya is listed at 505 Parnassus Ave, San Francisco, CA 94143. 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. Bhattacharya?
The number on file is (415) 476-6926. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Bhattacharya?
Dr. Bhattacharya's National Provider Identifier is 1063558757. 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. Bhattacharya train?
Dr. Bhattacharya attended Harvard Medical School, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Bhattacharya have?
Dr. Bhattacharya has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Bhattacharya perform?
According to Medicare billing data, Dr. Bhattacharya 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. Bhattacharya's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Bhattacharya. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.