Gary Voorman, M.D.
NPI 1093720419 · Otolaryngology Physician · Thousand Oaks, CA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Voorman, M.D. is a Otolaryngology Physician provider in Thousand Oaks, CA (NPI 1093720419).
Provider details
- NPI number
- 1093720419
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G50563 (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
1,608 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 | 767 | $97 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 200 | $206 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 193 | $117 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 183 | $142 |
| Destruction of Soft Tissue of Nasal Passages30801 | 103 | $244 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 65 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 506 | 186 |
| Ipratropium Bromide | 178 | 57 |
| Mupirocin | 99 | 71 |
| Omeprazole | 54 | 27 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 47 | 37 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 44 | 21 |
| Fluticasone Propionate | 41 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$299 across 5 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
- 2006-07-31
- Last updated
- 2011-11-10
Frequently asked questions
- What is Gary Voorman's NPI number?
- Gary Voorman's National Provider Identifier (NPI) is 1093720419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Voorman's specialty?
- Gary Voorman is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Voorman located?
- Gary Voorman's practice location on file with NPPES is 301 S Moorpark Rd, Thousand Oaks, CA 91361-1008.
- What is Gary Voorman's phone number?
- The practice phone number listed in the NPPES registry for Gary Voorman is (805) 379-9646.
- Does Gary Voorman accept Medicare?
- Gary Voorman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Voorman's NPI active?
- Yes — Gary Voorman's NPI (1093720419) is active in the NPPES registry as of the last update on 2011-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.