Dr. Sriram Sambasivan, M.D.
What this data tells you about Dr. Sambasivan
Dr. Sriram Sambasivan is a critical care medicine specialist in Redding, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Sambasivan performed 3,663 Medicare services across 2,233 unique beneficiaries.
Between the years covered by Open Payments, Dr. Sambasivan received a total of $790 from 9 pharmaceutical and/or device companies across 14 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in critical care medicine. 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. Sambasivan 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 |
|---|---|---|---|
| Hospital follow-up visit, high complexity Subsequent hospital inpatient or observation care for an existing patient involving high-level medical decision making, with at least 50 minutes total time on the date of the encounter. |
617 | $95 | $275 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
568 | $66 | $200 |
| 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. |
506 | $85 | $301 |
| Hemodialysis, single evaluation A dialysis procedure to filter waste from the blood, performed with a physician's evaluation. |
471 | $57 | $200 |
| Dialysis services for patients 20 or older Dialysis treatment provided to patients aged 20 years or older, involving four or more physician visits per month. |
410 | $281 | $750 |
| Dialysis services for adults, 2-3 visits per month This code covers dialysis services for patients aged 20 or older who have 2 to 3 physician visits per month. |
285 | $235 | $650 |
| Hospital follow-up visit, moderate complexity Follow-up hospital visit for an existing patient involving moderate medical decision making. The visit requires at least 35 minutes of time spent on the date of service. |
225 | $63 | $200 |
| Initial hospital admission, high complexity Initial hospital inpatient or observation care for a new patient involving high-level medical decision making, with at least 75 minutes total time on the date of the encounter. |
215 | $135 | $550 |
| Home dialysis services per month Monthly dialysis treatment provided in the patient's home for individuals aged 20 or older. |
137 | $234 | $650 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
51 | $87 | $300 |
| 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. |
49 | $141 | $412 |
| Hospital follow-up visit, low complexity Follow-up hospital visit for an established patient with straightforward or low-level medical decision making. The visit requires at least 25 minutes of time spent on the day of service. |
36 | $39 | $100 |
| Manual urinalysis with microscopic examination A urine test performed manually without automated equipment. The sample is examined under a microscope to check for abnormalities. |
29 | $4 | $21 |
| New patient office visit, complex (60-74 min) | 25 | $168 | $550 |
| Monthly dialysis physician visit A monthly doctor's visit for patients aged 20 or older who are receiving dialysis treatment. |
21 | $161 | $500 |
| Initial hospital admission, moderate complexity Initial hospital inpatient or observation care for a new patient involving moderate-level medical decision making, with at least 55 minutes total time on the date of the encounter. |
18 | $103 | $375 |
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 (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
9.4 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. Sambasivan is a clinical cardiology specialist, with above-average Medicare volume (top 6% 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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