Dr. Alejandro Contreras, M.D.
What this data tells you about Dr. Contreras
Dr. Alejandro Contreras is an anesthesiology specialist in Springfield, MA, with 11 years of NPI registration. Based on federal Medicare data, Dr. Contreras performed 253 Medicare services in 2023. These records do not provide a deduplicated patient total.
The Data Coverage level for Dr. Contreras is 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 |
|---|---|---|---|
| Anesthesia for colonoscopy Administration of anesthesia during an examination of the colon using an endoscope. |
40 | $80 | $732 |
| Anesthesia for endoscopic procedure on esophagus, stomach, or upper small bowel Administration of anesthesia during an endoscopic procedure involving the esophagus, stomach, or upper small bowel. |
31 | $79 | $957 |
| Anesthesia for forearm, wrist, and hand procedure This code covers the administration of anesthesia for surgical procedures involving the nerves, muscles, tendons, and tissues of the forearm, wrist, and hand. |
29 | $88 | $1,038 |
| Brachial plexus injection with anesthetic and/or steroid An injection of an anesthetic agent and/or steroid into the brachial plexus nerve bundle in the arm. |
25 | $55 | $298 |
| Anesthesia for bowel endoscopy Administration of anesthesia during a procedure to examine the small and large bowel using an endoscope. |
19 | $85 | $1,004 |
| Anesthesia for large bowel endoscopy Administration of anesthesia during a procedure to examine the large bowel using an endoscope. |
18 | $91 | $1,044 |
| Anesthesia for electroconvulsive therapy Administration of anesthesia during electroconvulsive therapy (ECT) to ensure the patient is unconscious and comfortable during the procedure. |
17 | $87 | $964 |
| Anesthesia for lower abdomen procedure Administration of anesthesia for surgical procedures performed on the lower abdomen. |
16 | $208 | $2,316 |
| Anesthesia for x-ray or radiation therapy Administration of anesthesia during x-ray or radiation therapy procedures. |
13 | $232 | $2,402 |
| Arterial line insertion A tube is inserted into an artery through the skin to allow for blood sampling or infusion. |
12 | $35 | $180 |
| Anesthesia for upper abdomen procedure Administration of anesthesia for surgical procedures performed on the upper abdomen. |
11 | $248 | $2,694 |
| Femoral nerve injection with anesthetic and/or steroid An injection of an anesthetic agent and/or steroid into the femoral nerve in the thigh. This procedure delivers medication directly to the nerve. |
11 | $34 | $298 |
| Abdominal wall pain injection with imaging guidance An injection of local anesthetic is administered to control pain in the abdominal wall on both sides. The procedure is performed using imaging guidance to ensure accurate placement. |
11 | $55 | $406 |
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | — No payments | N/A |
| Disciplinary History | — Not included | N/A |
This provider has data in 3 of 4 available federal datasets, with a Data Coverage level of High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Contreras is a mixed practice specialist, with above-average Medicare volume (top 28% in MA).
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 ↗, 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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