Ronald Quenzer, MD
NPI 1891755815 · Infectious Disease Physician · Bremerton, WA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Quenzer, MD is a Infectious Disease Physician provider in Bremerton, WA (NPI 1891755815).
Provider details
- NPI number
- 1891755815
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 85-87 (NM)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
206 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 120 | $115 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 32 | $125 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $180 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 22 | $169 |
Typical Medicare-allowed amounts for these services range $115–$180 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefadroxil | 42 | 13 |
| Ceftriaxone Sodiumbrand: Ceftriaxone | 33 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 31 | — |
| Ampicillin Sodium | 29 | — |
| Daptomycin | 27 | — |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 21 | — |
| Ertapenem Sodiumbrand: Ertapenem | 14 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-24
- Last updated
- 2010-12-15
Frequently asked questions
- What is Ronald Quenzer's NPI number?
- Ronald Quenzer's National Provider Identifier (NPI) is 1891755815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Quenzer's specialty?
- Ronald Quenzer is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Quenzer located?
- Ronald Quenzer's practice location on file with NPPES is 2520 Cherry Ave., Bremerton, WA 98310-4229.
- What is Ronald Quenzer's phone number?
- The practice phone number listed in the NPPES registry for Ronald Quenzer is (360) 744-6496.
- Does Ronald Quenzer accept Medicare?
- Ronald Quenzer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Quenzer's NPI active?
- Yes — Ronald Quenzer's NPI (1891755815) is active in the NPPES registry as of the last update on 2010-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.