Marc Kerner, MD
NPI 1275565608 · Specialist · Northridge, CA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Kerner, MD is a Specialist provider in Northridge, CA (NPI 1275565608).
Provider details
- NPI number
- 1275565608
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G69740 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,713 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 664 | $103 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 550 | $209 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 444 | $144 |
| Exam to Assess Movement of Vocal Cord Flaps Using an Endoscope31579 | 252 | $226 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 183 | $125 |
| Removal of Impacted Ear Wax69210 | 160 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 211 | 95 |
| Pantoprazole Sodium | 183 | 86 |
| Montelukast Sodium | 99 | 46 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 96 | 70 |
| Mupirocin | 67 | 45 |
| Methylprednisolone | 63 | 56 |
| Ipratropium Bromide | 52 | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$808 across 35 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2009-01-13
Frequently asked questions
- What is Marc Kerner's NPI number?
- Marc Kerner's National Provider Identifier (NPI) is 1275565608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Kerner's specialty?
- Marc Kerner is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Marc Kerner located?
- Marc Kerner's practice location on file with NPPES is 18350 Roscoe Blvd Ste 318, Northridge, CA 91325-4164.
- What is Marc Kerner's phone number?
- The practice phone number listed in the NPPES registry for Marc Kerner is (818) 349-0600.
- Does Marc Kerner accept Medicare?
- Marc Kerner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Kerner's NPI active?
- Yes — Marc Kerner's NPI (1275565608) is active in the NPPES registry as of the last update on 2009-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.