Dr. Michael Longfellow, MD
What this data tells you about Dr. Longfellow
Dr. Michael Longfellow is an anesthesiology specialist in Sunrise, FL, with 20 years of NPI registration. Based on federal Medicare data, Dr. Longfellow performed 332 Medicare services in 2023. These records do not provide a deduplicated patient total.
Between the years covered by Open Payments, Dr. Longfellow received a total of $466 from 9 pharmaceutical and/or device companies across 13 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. Longfellow 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 |
|---|---|---|---|
| Arterial line insertion A tube is inserted into an artery through the skin to allow for blood sampling or infusion. |
66 | $36 | $137 |
| Anesthesia for x-ray or radiation therapy Administration of anesthesia during x-ray or radiation therapy procedures. |
53 | $75 | $1,022 |
| Anesthesia for heart electrical activity assessment Administration of anesthesia during a procedure to evaluate the electrical activity of the heart. |
34 | $188 | $2,471 |
| 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. |
33 | $65 | $885 |
| 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. |
24 | $69 | $618 |
| Anesthesia for abnormal heart rhythm correction Administration of anesthesia during a procedure to correct an abnormal heart rhythm. |
23 | $48 | $644 |
| Anesthesia for bowel endoscopy Administration of anesthesia during a procedure to examine the small and large bowel using an endoscope. |
16 | $69 | $932 |
| Anesthesia for heart artery bypass grafting Administration of anesthesia during a heart artery bypass grafting procedure. This code covers the anesthetic services provided specifically for this cardiac surgery. |
15 | $375 | $5,320 |
| Anesthesia for extensive spine surgery Administration of anesthesia during major surgical procedures involving the spine. |
12 | $260 | $3,202 |
| Anesthesia for x-ray of brain, heart, or chest artery Administration of anesthesia during an x-ray procedure involving the arteries of the brain, heart, or chest. |
12 | $144 | $1,846 |
| Anesthesia for skin procedures on arms, legs, or front body This code covers anesthesia services provided for surgical procedures performed on the skin of the arms, legs, or anterior trunk. |
11 | $77 | $955 |
| Anesthesia for permanent pacemaker insertion Administration of anesthesia during the surgical procedure to implant a permanent heart pacemaker. |
11 | $106 | $1,384 |
| Anesthesia for upper abdomen procedure Administration of anesthesia for surgical procedures performed on the upper abdomen. |
11 | $116 | $1,594 |
| 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. |
11 | $12 | $45 |
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)
All-time payments by company (2019-2024) ›
Associated products mentioned in payments ›
Geographic Context
3.9 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. Longfellow is a mixed practice specialist, with above-average Medicare volume (top 19% in FL), with 20 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
Is Dr. Longfellow experienced with arterial line insertion?
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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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