Stephen Mazer, M.D
NPI 1437257243 · Family Medicine Physician · Clearwater, FL
Stephen Mazer, M.D is a Family Medicine Physician provider in Clearwater, FL (NPI 1437257243).
Provider details
- NPI number
- 1437257243
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- ME0028141 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 428 | 51 |
| Ibuprofen | 265 | 40 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 239 | 30 |
| Gabapentin | 210 | 29 |
| Hydromorphone Hcl | 107 | 17 |
| Cyclobenzaprine Hcl | 103 | 15 |
| Naproxen | 47 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2007-07-09
Frequently asked questions
- What is Stephen Mazer's NPI number?
- Stephen Mazer's National Provider Identifier (NPI) is 1437257243, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Mazer's specialty?
- Stephen Mazer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Mazer located?
- Stephen Mazer's practice location on file with NPPES is 1501 N Belcher Rd Ste 199, Clearwater, FL 33765-1339.
- What is Stephen Mazer's phone number?
- The practice phone number listed in the NPPES registry for Stephen Mazer is (727) 796-2498.
- Is Stephen Mazer's NPI active?
- Yes — Stephen Mazer's NPI (1437257243) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.