Dr. Marc Kerner, MD
What this data tells you about Dr. Kerner
Dr. Marc Kerner is an optician specialist in Northridge, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Kerner performed 1,976 Medicare services across 1,391 unique beneficiaries.
Between the years covered by Open Payments, Dr. Kerner received a total of $3,827 from 15 pharmaceutical and/or device companies across 139 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in optician. 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. Kerner 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. |
436 | $73 | $175 |
| Nasal endoscopy A diagnostic procedure that uses a thin, lighted tube to examine the inside of the nasal passages. |
373 | $150 | $350 |
| 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. |
365 | $108 | $250 |
| 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. |
172 | $85 | $225 |
| 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. |
169 | $166 | $450 |
| Ear wax removal A procedure to remove impacted ear wax from the ear canal. |
74 | $32 | $200 |
| 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. |
60 | $139 | $300 |
| Endoscopic nasal polyp biopsy or removal A procedure to remove or sample nasal polyps or tissue using an endoscope. The endoscope allows the provider to view the nasal passages during the procedure. |
40 | $336 | $700 |
| New patient office visit, complex (60-74 min) | 39 | $188 | $350 |
| Removal of nasal air passage under lining tissue A surgical procedure to remove tissue from the nasal air passage located beneath the lining. |
25 | $113 | $2,400 |
| Reshaping of nasal cartilage | 24 | $303 | $2,500 |
| Endoscopic removal of nasal sinus tissue A procedure to remove tissue from the nasal sinuses using an endoscope, which is a thin tube with a camera inserted into the nose. |
23 | $223 | $2,400 |
| Drug injection, under skin or into muscle A procedure involving the administration of a medication or substance via injection into the subcutaneous tissue or muscle. |
20 | $12 | $75 |
| Steroid injection (triamcinolone) A 10 mg injection of triamcinolone acetonide, a corticosteroid medication. This code specifies the drug and dosage administered. |
20 | $1 | $25 |
| Nasal passage repair A surgical procedure to repair the nasal passage. This code covers the repair itself without specifying the underlying condition or technique. |
16 | $586 | $2,500 |
| Other procedure on nose A surgical or medical intervention performed on the nose that does not fall under other specific categories. |
16 | $139 | $4,500 |
| Endoscopic removal of nasal breathing passages This procedure involves removing nasal breathing passages using an endoscope, a thin tube with a camera used to visualize the inside of the nose. |
16 | $115 | $2,400 |
| Nose cartilage graft A surgical procedure to transplant cartilage to the nose. This is used to reconstruct or reshape nasal structures. |
15 | $210 | $1,000 |
| Endoscopic sinus dilation A procedure that widens the nasal sinuses using an endoscope to improve drainage and airflow. |
14 | $2,117 | $4,857 |
| Endoscopic dilation of sphenoid and frontal sinuses A procedure using an endoscope to widen the sphenoid and frontal sinuses. |
14 | $4,478 | $9,357 |
| Flexible laryngoscopy A diagnostic exam of the voice box using a flexible endoscope to visualize the larynx. |
12 | $118 | $250 |
| Nasal endoscopy A procedure where a thin, flexible tube with a camera is inserted into the nose to examine the nasal passages and sinuses. |
11 | $543 | $2,500 |
| Endoscopic removal of sphenoid sinus tissue A procedure to remove tissue from the sphenoid sinus using an endoscope, which is a thin, lighted tube inserted into the nasal passage. |
11 | $557 | $5,000 |
| Nasal sinus exploration with endoscope A procedure where a thin, flexible tube with a camera is inserted into the nose to examine the nasal sinuses. |
11 | $369 | $2,400 |
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 (100%) 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. Kerner is a clinical cardiology specialist, with moderate Medicare volume, 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
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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. 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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