Greg Westwood, MD, PHD
NPI 1578900155 · Family Medicine Physician · Gainesville, FL
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Greg Westwood, MD, PHD is a Family Medicine Physician provider in Gainesville, FL (NPI 1578900155).
Provider details
- NPI number
- 1578900155
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- ME126815 (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
13 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
367 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 | 171 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 100 | $88 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 31 | $164 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 30 | $109 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 22 | $176 |
| X-Ray of Chest, 2 Views |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 61 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 177 | 85 |
| Amlodipine Besylate | 149 | 74 |
| Lisinopril | 118 | 56 |
| Rosuvastatin Calcium | 102 | 41 |
| Omeprazole | 95 | 46 |
| Losartan Potassium | 87 | 38 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-05-23
- Last updated
- 2016-08-23
Frequently asked questions
- What is Greg Westwood's NPI number?
- Greg Westwood's National Provider Identifier (NPI) is 1578900155, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greg Westwood's specialty?
- Greg Westwood is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Greg Westwood located?
- Greg Westwood's practice location on file with NPPES is 1707 N Main St, Gainesville, FL 32609-3650.
- What is Greg Westwood's phone number?
- The practice phone number listed in the NPPES registry for Greg Westwood is (352) 265-9593.
- Does Greg Westwood accept Medicare?
- Greg Westwood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Greg Westwood's NPI active?
- Yes — Greg Westwood's NPI (1578900155) is active in the NPPES registry as of the last update on 2016-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.