Physician Profile
Based in Walnut Creek, CA, Ramin Khashayar, MD is listed in the NPI registry under critical care medicine. Ramin graduated from University of California, San Francisco School of Medicine in 1992. Ramin is also listed as specializing in pulmonary disease. According to Medicare claims data, Ramin cared for 2,837 Medicare patients across 3,882 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and critical care, first 30-74 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1399 YGNACIO VALLEY RD STE 14
Walnut Creek, CA 94598
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.
Blood & metabolism
Brain & nerve
Brain & Nervous System
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
Airway & Breathing
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
Medication therapies
Medications & Infusions
Monitoring
Nutrition & Digestion
Nutrition support
Organ Support
Vascular Access
3,882 services · 2,837 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
19 | More often than most peers in Critical Care Medicine |
| Irrigation and suction of lung airways to obtain cells using an endoscope | Procedure | 31624 |
19 | As often as other peers in Critical Care Medicine |
| Removal of fluid from between lung and chest cavity | Procedure | 32551 |
18 | Too few peers to compare |
| Sleep study including heart rate, breathing, and sleep time | Treatment | 95800 |
312 | More than most peers in Critical Care Medicine |
| Test for exercise-induced lung stress | Treatment | 94618 |
225 | More than most peers in Critical Care Medicine |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
223 | More than most peers in Critical Care Medicine |
| Test to determine lung volumes using sensors | Treatment | 94726 |
218 | More than most peers in Critical Care Medicine |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
213 | More than most peers in Critical Care Medicine |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
50 | More than most peers in Critical Care Medicine |
| Test to determine lung volumes using sensors | Treatment | 94726 |
50 | More 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.
Dr. Khashayar is a critical care physician in Walnut Creek, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Critical Care Medicine”.
NPI registry
Dr. Khashayar is listed at 1399 Ygnacio Valley Rd Ste 14, Walnut Creek, CA 94598. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (925) 939-3050. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Khashayar's National Provider Identifier is 1003801358. 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
Dr. Khashayar attended University of California, San Francisco School of Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
Dr. Khashayar has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Khashayar performs procedures including insertion of non-tunneled central venous tube for infusion, irrigation and suction of lung airways to obtain cells using an endoscope and removal of fluid from between lung and chest cavity; provides treatments such as sleep study including heart rate, breathing, and sleep time and test for exercise-induced lung stress, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Khashayar. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.