Dr. Michael Murphy, MD
What this data tells you about Dr. Murphy
Dr. Michael Murphy is a sleep medicine physician in Walnut Creek, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Murphy performed 1,916 Medicare services across 1,695 unique beneficiaries.
Between the years covered by Open Payments, Dr. Murphy received a total of $1,907 from 8 pharmaceutical and/or device companies across 21 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in sleep medicine (internal medicine) physician. 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. Murphy 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 (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. |
519 | $79 | $322 |
| 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. |
314 | $114 | $433 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
214 | $92 | $460 |
| 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. |
200 | $139 | $665 |
| Office visit, established patient (10-19 min) An office visit for an existing patient lasting 10 to 19 minutes. The visit involves medical evaluation and management of the patient's condition. |
195 | $49 | $199 |
| Ear wax removal A procedure to remove impacted ear wax from the ear canal. |
187 | $41 | $190 |
| New patient office visit, 15-29 minutes An initial office visit for a new patient lasting 15 to 29 minutes. This code is used when the total time spent on the date of the encounter meets this duration threshold. |
92 | $57 | $311 |
| Flexible laryngoscopy A diagnostic exam of the voice box using a flexible endoscope to visualize the larynx. |
88 | $125 | $509 |
| Swallowing evaluation using endoscope This procedure involves evaluating, recording, and interpreting the swallowing process by using an endoscope to visualize the throat and esophagus. |
27 | $31 | $152 |
| Vocal cord movement assessment with endoscope This procedure uses an endoscope to examine the movement of the vocal cords. It allows for the visual assessment of how the vocal cord flaps function. |
25 | $190 | $929 |
| Simple control of nosebleed A procedure to stop a nosebleed using basic methods. It involves direct pressure or simple packing to control bleeding from the nasal passages. |
22 | $159 | $476 |
| Head repositioning exercises for dizziness A series of exercises performed to reposition the head, used to treat dizziness. The procedure is administered on a daily basis. |
19 | $34 | $169 |
| Nasal endoscopy A diagnostic procedure that uses a thin, lighted tube to examine the inside of the nasal passages. |
14 | $192 | $963 |
Industry Payment Transparency
Open Payments through 2024 ↗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 (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
Most payments (98%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
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 2024 |
| 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. Murphy is a clinical cardiology specialist, with above-average Medicare volume (top 23% in CA), 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
Is Dr. Murphy experienced with office visit, established patient (20-29 min)?
Does Dr. Murphy receive payments from pharmaceutical companies?
How do Dr. Murphy's costs compare to other sleep medicine physicians in Walnut Creek?
What does Data Coverage mean?
Is this data up to date?
Explore related providers
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.
Provider corrections: Provider portal · Privacy questions: Privacy Policy · Terms: Terms of Use · Methodology: Methodology