Dr. Ameneh Mashayekh, M.D.
What this data tells you about Dr. Mashayekh
Dr. Ameneh Mashayekh is a radiation oncology specialist in Tampa, FL, with 16 years of NPI registration. Based on federal Medicare data, Dr. Mashayekh performed 49,671 Medicare services in 2023. These records do not provide a deduplicated patient total.
Between the years covered by Open Payments, Dr. Mashayekh received a total of $21 from 1 pharmaceutical and/or device company across 1 payment records. A record can group multiple payments. These transfers are publicly reported through CMS Open Payments. Disclosure alone does not establish their effect on care. A reliable breakdown by payment category is not available in this snapshot. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Mashayekh 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 — 2023
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 |
|---|---|---|---|
| MRI contrast dye injection (gadoterate) Administration of gadoterate meglumine, a contrast agent, in a 0.1 ml dose. |
47,136 | $0 | $1 |
| Contrast dye for imaging (iodine-based) A contrast agent containing 300-399 mg/ml of iodine used to enhance imaging studies. It is administered per milliliter to improve the visibility of internal structures. |
775 | $0 | $2 |
| Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries | 344 | $400 | $500 |
| Nuclear medicine scan from skull base to mid-thigh with CT A nuclear medicine imaging study covering the area from the base of the skull to the middle of the thighs, performed alongside a CT scan. |
281 | $1,208 | $3,000 |
| MRI of brain with and without contrast An MRI scan of the brain using contrast dye both before and after administration to provide detailed images of brain structures. |
181 | $246 | $2,608 |
| CT scan of chest, without contrast A computed tomography scan of the chest area that uses X-rays to create detailed images without the use of contrast dye. |
151 | $93 | $795 |
| Technetium Tc-99m medronate diagnostic injection An injection of Technetium Tc-99m medronate used for diagnostic imaging studies. The dose administered is up to 30 millicuries per study. |
111 | $32 | $44 |
| Whole body bone and joint nuclear medicine scan A nuclear medicine imaging test that uses a radioactive tracer to create pictures of the entire skeleton and joints. This scan helps evaluate bone health and detect abnormalities throughout the body. |
103 | $205 | $505 |
| MRI of abdomen with and without contrast An MRI scan of the abdomen using contrast dye before and after administration to create detailed images of internal structures. |
67 | $262 | $2,453 |
| Whole body nuclear medicine scan with CT A combined imaging procedure using nuclear medicine and CT scans to visualize the entire body. |
67 | $1,188 | $3,000 |
| MRI scan of brain, without contrast A magnetic resonance imaging test of the brain that does not use contrast dye. This procedure creates detailed images of the brain's structure using magnetic fields and radio waves. |
59 | $146 | $1,436 |
| Nuclear medicine stomach emptying study A nuclear medicine test used to assess how quickly the stomach empties its contents. |
52 | $235 | $575 |
| Technetium Tc-99m sulfur colloid diagnostic injection A diagnostic injection of Technetium Tc-99m sulfur colloid used for imaging studies. The dose administered is up to 20 millicuries per study. |
51 | $65 | $140 |
| Double contrast esophagram An X-ray of the esophagus using two types of contrast material to create detailed images of the upper digestive tract. |
40 | $85 | $426 |
| MRI of lower spine with and without contrast An MRI scan of the lower spinal canal performed both before and after the administration of contrast dye to enhance image detail. |
39 | $229 | $2,638 |
| CT scan of head, without contrast A CT scan uses X-rays to create detailed images of the brain and skull. This specific scan is performed without the use of contrast dye. |
33 | $121 | $800 |
| Technetium tc-99m mebrofenin, diagnostic, per study dose, up to 15 millicuries | 33 | $7 | $92 |
| Nuclear medicine liver and bile duct study with drugs A nuclear medicine imaging test to examine the liver and bile duct system using administered drugs. |
31 | $308 | $700 |
| Injection, sincalide, 5 micrograms | 30 | $65 | $83 |
| MRI of spinal canal with and without contrast A magnetic resonance imaging scan of the central spinal canal performed both before and after the administration of contrast dye to enhance image detail. |
26 | $222 | $2,664 |
| Metoclopramide HCl injection, up to 10 mg Administration of metoclopramide hydrochloride medication via injection, with a dosage not exceeding 10 milligrams. |
19 | $1 | $5 |
| MRI of lower spine, without contrast A magnetic resonance imaging scan of the lower spinal canal that does not use contrast dye to create detailed images of the spine. |
18 | $140 | $1,326 |
| CT scan of chest with contrast A computed tomography scan of the chest using a contrast dye to enhance the visibility of internal structures. |
12 | $104 | $900 |
| Upper GI series with double contrast An X-ray exam of the upper digestive tract using two types of contrast material to visualize the esophagus, stomach, and small intestine. |
12 | $111 | $250 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment categories are unavailable while the source breakdown is being rebuilt. Company and year totals do not identify how much belongs to each category.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
Associated products mentioned in payments ›
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not included | 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. Mashayekh is a mixed practice specialist, with above-average Medicare volume (top 4% in FL), with 16 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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This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: 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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