Teresa Mazur, MD
NPI 1013002864 · Emergency Medicine Physician · St Augustine, FL
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Teresa Mazur, MD is a Emergency Medicine Physician provider in St Augustine, FL (NPI 1013002864).
Provider details
- NPI number
- 1013002864
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- ME0066495 (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
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
180 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 69 | $170 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 44 | $118 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 29 | $93 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 19 | $129 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 19 | $63 |
Typical Medicare-allowed amounts for these services range $63–$170 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ibuprofen | 64 | 64 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 59 | 59 |
| Cephalexin | 42 | 42 |
| Azithromycin | 35 | 35 |
| Ondansetron Hcl | 35 | 35 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 30 | 30 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-04
- Last updated
- 2019-10-17
Frequently asked questions
- What is Teresa Mazur's NPI number?
- Teresa Mazur's National Provider Identifier (NPI) is 1013002864, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Teresa Mazur's specialty?
- Teresa Mazur is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Teresa Mazur located?
- Teresa Mazur's practice location on file with NPPES is 400 Health Park Blvd, St Augustine, FL 32086-5784.
- What is Teresa Mazur's phone number?
- The practice phone number listed in the NPPES registry for Teresa Mazur is (904) 826-4700.
- Does Teresa Mazur accept Medicare?
- Teresa Mazur is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Teresa Mazur's NPI active?
- Yes — Teresa Mazur's NPI (1013002864) is active in the NPPES registry as of the last update on 2019-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.