Fred Brennan, DO
NPI 1043282767 · Family Medicine Physician · Clearwater, FL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Fred Brennan, DO is a Family Medicine Physician provider in Clearwater, FL (NPI 1043282767).
Provider details
- NPI number
- 1043282767
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 13446 (NH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
159 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 80 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 52 | $88 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 27 | $77 |
Typical Medicare-allowed amounts for these services range $77–$123 (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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 57 |
| Lisinopril | 34 |
| Omeprazole | 32 |
| Quetiapine Fumarate | 26 |
| Tamsulosin Hcl | 25 |
| Carvedilol | 23 |
| Levothyroxine Sodium | 23 |
| Mirtazapine | 20 |
| Montelukast Sodium | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-06
- Last updated
- 2022-03-14
- Certified
- 2022-03-14
Frequently asked questions
- What is Fred Brennan's NPI number?
- Fred Brennan's National Provider Identifier (NPI) is 1043282767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Fred Brennan's specialty?
- Fred Brennan is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Fred Brennan located?
- Fred Brennan's practice location on file with NPPES is 807 N Myrtle Ave, Clearwater, FL 33755-4254.
- What is Fred Brennan's phone number?
- The practice phone number listed in the NPPES registry for Fred Brennan is (727) 467-2400.
- Does Fred Brennan accept Medicare?
- Fred Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Fred Brennan's NPI active?
- Yes — Fred Brennan's NPI (1043282767) is active in the NPPES registry as of the last update on 2022-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.