Howard Linzer, D.O.
NPI 1164426912 · Family Medicine Physician · Naples, FL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Howard Linzer, D.O. is a Family Medicine Physician provider in Naples, FL (NPI 1164426912).
Provider details
- NPI number
- 1164426912
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OS0007727 (FL)
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
21 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
199 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 40 | $170 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 38 | $129 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 35 | $16 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 34 | $35 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 19 | $91 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 51 | 48 |
| Azelastine Hcl | 46 | 44 |
| Amoxicillin | 22 | 22 |
| Methylprednisolone | 19 | 18 |
| Doxycycline Monohydrate | 15 | 15 |
| Mupirocin | 15 | 12 |
| Cephalexin | 14 | 14 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-09
- Last updated
- 2013-08-30
Frequently asked questions
- What is Howard Linzer's NPI number?
- Howard Linzer's National Provider Identifier (NPI) is 1164426912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Howard Linzer's specialty?
- Howard Linzer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Linzer located?
- Howard Linzer's practice location on file with NPPES is 6400 Davis Blvd, Naples, FL 34104-5321.
- What is Howard Linzer's phone number?
- The practice phone number listed in the NPPES registry for Howard Linzer is (239) 775-2300.
- Does Howard Linzer accept Medicare?
- Howard Linzer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Howard Linzer's NPI active?
- Yes — Howard Linzer's NPI (1164426912) is active in the NPPES registry as of the last update on 2013-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.