Dr. Darya Soto, MD
What this data tells you about Dr. Soto
Dr. Darya Soto is a sleep medicine physician in Novato, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Soto performed 5,274 Medicare services across 3,699 unique beneficiaries.
Between the years covered by Open Payments, Dr. Soto received a total of $3,087 from 22 pharmaceutical and/or device companies across 152 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in sleep medicine (internal medicine) physician. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Soto is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Positive pressure ventilator therapy A therapy procedure that uses a positive pressure ventilator to assist with breathing. |
991 | $58 | $200 |
| Office visit for established patient An office visit for an existing patient that may not require the healthcare professional to be present. |
659 | $22 | $100 |
| Pulmonary gas exchange test A test to examine how well the lungs exchange gases. |
533 | $58 | $150 |
| Lung volume test using sensors A test that measures the amount of air in the lungs using sensors. |
518 | $54 | $150 |
| Spirometry test before and after medication A test that measures the amount of air you can exhale and the speed of your breathing before and after taking a medication. |
516 | $38 | $200 |
| Lung volume measurement test A test that measures the largest amount of air you can breathe in and out. It evaluates the total capacity of your lungs. |
514 | $15 | $50 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
304 | $159 | $450 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
201 | $112 | $350 |
| Home sleep test with portable monitor An unattended sleep study performed at home using a portable monitor that records breathing, heart rate, and oxygen levels. |
197 | $85 | $500 |
| Respiratory muscle strengthening therapy, per 15 min One-on-one therapy to improve the strength or endurance of respiratory muscles. The session includes monitoring and is billed for each 15-minute increment. |
193 | $11 | $50 |
| Sleep study in sleep lab (age 6+) An overnight test conducted in a sleep laboratory to monitor sleep patterns and bodily functions in patients aged 6 years or older. |
139 | $614 | $2,000 |
| Expiratory airflow and volume test A test that measures the amount of air you can exhale and the speed at which you can breathe it out. It evaluates lung function by assessing expiratory airflow and volume. |
138 | $27 | $150 |
| Therapeutic respiratory procedure, 15 minutes A one-on-one, face-to-face therapeutic procedure designed to improve respiratory function. The session includes monitoring and is billed per 15 minutes. |
99 | $11 | $50 |
| Sleep study with continuous airway pressure, age 6+ A sleep study conducted in a sleep lab that monitors breathing and other body functions while administering continuous airway pressure. This test is performed on patients aged 6 years or older. |
80 | $659 | $2,500 |
| Prolonged office E/M service, first 15 minutes This code is used for additional time spent by a physician beyond the maximum required time of a primary office or outpatient evaluation and management service. It is billed in 15-minute increments based on total time spent on the date of the primary service. |
70 | $29 | $50 |
| Outpatient pulmonary rehabilitation with oxygen monitoring A supervised outpatient session for pulmonary rehabilitation that includes continuous monitoring of blood oxygen levels. |
65 | $72 | $300 |
| Exercise-induced lung stress test A test performed to evaluate how the lungs function during physical exertion. It helps identify breathing difficulties or lung conditions that occur specifically when exercising. |
22 | $31 | $100 |
| New patient office visit, complex (60-74 min) | 21 | $196 | $500 |
| Lung volume test using gas dilution or washout A test that measures the amount of air in your lungs by using a gas dilution or washout method. |
14 | $45 | $150 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
Most payments (97%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Soto is a clinical cardiology specialist, with above-average Medicare volume (top 3% in CA), with low-engagement industry engagement, with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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