Martin Wareham, M.D.
NPI 1912914359 · Otolaryngology Physician · Simi Valley, CA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martin Wareham, M.D. is a Otolaryngology Physician provider in Simi Valley, CA (NPI 1912914359).
Provider details
- NPI number
- 1912914359
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G37934 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2,786 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 | 787 | $97 |
| Removal of Impacted Ear Wax69210 | 426 | $47 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 285 | $118 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 243 | $140 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 223 | $136 |
| Exam of Ear Using a Microscope92504 | 207 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ipratropium Bromide | 229 | 87 |
| Fluticasone Propionate | 131 | 58 |
| Fluocinolone Acetonide Oil | 111 | 88 |
| Methylprednisolone | 94 | 78 |
| Omeprazole | 90 | 43 |
| Azelastine Hcl | 73 | 30 |
| Pantoprazole Sodium | 36 | 17 |
| Famotidine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$60 across 3 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
- 2006-08-01
- Last updated
- 2018-11-29
Frequently asked questions
- What is Martin Wareham's NPI number?
- Martin Wareham's National Provider Identifier (NPI) is 1912914359, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Wareham's specialty?
- Martin Wareham is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Martin Wareham located?
- Martin Wareham's practice location on file with NPPES is 2876 Sycamore Dr, Simi Valley, CA 93065-1550.
- What is Martin Wareham's phone number?
- The practice phone number listed in the NPPES registry for Martin Wareham is (805) 379-9646.
- Does Martin Wareham accept Medicare?
- Martin Wareham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martin Wareham's NPI active?
- Yes — Martin Wareham's NPI (1912914359) is active in the NPPES registry as of the last update on 2018-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.