Dr. Daniel Dreher, M.D.
What this data tells you about Dr. Dreher
Dr. Daniel Dreher is an anesthesiology specialist in San Antonio, TX, with 19 years of NPI registration. Based on federal Medicare data, Dr. Dreher performed 470 Medicare services across 423 unique beneficiaries.
Between the years covered by Open Payments, Dr. Dreher received a total of $20 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 anesthesiology. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Dreher is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. 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 |
|---|---|---|---|
| Anesthesia for eyelid procedure Administration of anesthesia during a surgical procedure involving the eyelid. |
178 | $112 | $1,777 |
| Anesthesia for head, neck, or upper back procedure Administration of anesthesia for surgical procedures involving the skin, muscles, or nerves of the head, neck, or upper back. |
105 | $121 | $1,986 |
| Anesthesia for electroconvulsive therapy Administration of anesthesia during electroconvulsive therapy (ECT) to ensure the patient is unconscious and comfortable during the procedure. |
59 | $71 | $1,265 |
| Anesthesia for other eye procedure Administration of anesthesia for surgical procedures on the eye that are not otherwise specified. |
34 | $120 | $1,945 |
| Ultrasound guidance for blood vessel access Use of ultrasound imaging to help locate and access a blood vessel. This guidance assists healthcare providers in performing procedures such as inserting IV lines or drawing blood. |
22 | $11 | $177 |
| Insertion of non-tunneled central venous catheter A procedure to place a central venous catheter for infusion in patients aged 5 years or older. The catheter is inserted directly into a large vein without being tunneled under the skin. |
21 | $64 | $844 |
| Anesthesia for upper abdomen procedure Administration of anesthesia for surgical procedures performed on the upper abdomen. |
20 | $223 | $3,485 |
| Kidney transplant anesthesia Administration of anesthesia during a kidney transplant procedure to ensure the patient is unconscious and pain-free throughout the surgery. |
19 | $354 | $5,640 |
| 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. |
12 | $54 | $1,373 |
Industry Payment Transparency
Open Payments through 2023 ↗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 (2023)
Associated products mentioned in payments ›
The majority of payments (100%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in anesthesiology and does not inherently indicate bias, but patients may wish to be aware.
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 2023 |
| 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 measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Dreher is a mixed practice specialist, with above-average Medicare volume (top 12% in TX), with speaking/promotional industry engagement, with 19 years of NPI registration.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. 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. The Transparency Score measures 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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