Dr. Donald Grandis, MD
What this data tells you about Dr. Grandis
Dr. Donald Grandis is a cardiovascular disease specialist in San Francisco, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Grandis performed 1,132 Medicare services across 967 unique beneficiaries.
Between the years covered by Open Payments, Dr. Grandis received a total of $25 from 1 pharmaceutical and/or device company across 1 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in cardiovascular disease. 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. Grandis 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 |
|---|---|---|---|
| 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. |
411 | $78 | $577 |
| EKG interpretation and report A standard electrocardiogram test that records the heart's electrical activity using at least 12 leads. The service includes a professional interpretation of the results and a written report. |
185 | $6 | $47 |
| Ambulatory blood pressure monitoring, 1 day or longer A wearable device records blood pressure readings over a period of one day or longer. A healthcare provider reviews the data, interprets the results, and provides a written report. |
81 | $15 | $523 |
| 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. |
74 | $107 | $551 |
| Nuclear stress test of heart muscle A nuclear medicine imaging test that evaluates blood flow to the heart muscle at rest and during stress using a special camera. |
70 | $63 | $2,437 |
| 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. |
63 | $112 | $773 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
58 | $102 | $867 |
| 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. |
47 | $71 | $383 |
| 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. |
36 | $55 | $393 |
| Telephone medical discussion, 5-10 minutes A phone conversation with a physician lasting between 5 and 10 minutes to discuss medical matters. |
26 | $32 | $73 |
| New patient office visit, complex (60-74 min) | 19 | $124 | $1,085 |
| Telephone medical discussion, 11-20 minutes A phone conversation with a physician lasting between 11 and 20 minutes. |
18 | $51 | $137 |
| Exercise or drug-induced heart stress test with ECG A heart stress test performed using exercise or medication while an electrocardiogram is monitored under physician supervision. |
16 | $19 | $125 |
| Hospital discharge day management, 30 minutes or less This service covers the final day of hospital care when the patient is being discharged. It includes coordination of care and instructions for the patient within a time frame of 30 minutes or less. |
15 | $74 | $391 |
| Exercise or drug-induced heart stress test with ECG A heart stress test performed using exercise or medication while monitoring the electrocardiogram, with physician review of the results. |
13 | $13 | $82 |
Industry Payment Transparency
Open Payments through 2022 ↗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 (2022)
Associated products mentioned in payments ›
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2022 |
| 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. Grandis is a clinical cardiology specialist, with moderate Medicare volume, 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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