Howard Quentzel, M.D.
NPI 1063438406 · Infectious Disease Physician · Derby, CT
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Howard Quentzel, M.D. is a Infectious Disease Physician provider in Derby, CT (NPI 1063438406).
Provider details
- NPI number
- 1063438406
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 028123 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
1,010 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 35 Minutes99232 | 570 | $79 |
| Critical Care, First 30-74 Minutes99291 | 203 | $216 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 144 | $132 |
| Critical Care, Each Additional 30 Minutes99292 | 44 | $109 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 26 | $176 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 23 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-15
- Last updated
- 2014-08-04
Frequently asked questions
- What is Howard Quentzel's NPI number?
- Howard Quentzel's National Provider Identifier (NPI) is 1063438406, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Howard Quentzel's specialty?
- Howard Quentzel is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Quentzel located?
- Howard Quentzel's practice location on file with NPPES is 130 Division St, Derby, CT 06418-1326.
- What is Howard Quentzel's phone number?
- The practice phone number listed in the NPPES registry for Howard Quentzel is (203) 732-7439.
- Does Howard Quentzel accept Medicare?
- Howard Quentzel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Howard Quentzel's NPI active?
- Yes — Howard Quentzel's NPI (1063438406) is active in the NPPES registry as of the last update on 2014-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.