Louis Zegarelli, DO
NPI 1619926276 · Family Medicine Physician · Arlington, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Louis Zegarelli, DO is a Family Medicine Physician provider in Arlington, TX (NPI 1619926276).
Provider details
- NPI number
- 1619926276
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- G7611 (TX)
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
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
338 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 | 144 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 84 | $87 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 81 | $9 |
| Hemoglobin A1c Level83036 | 15 | $10 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 14 | $127 |
Typical Medicare-allowed amounts for these services range $9–$127 (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 · 161 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 775 | 238 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 505 | 57 |
| Amlodipine Besylate | 469 | 148 |
| Zolpidem Tartrate | 435 | 84 |
| Levothyroxine Sodium | 351 | 107 |
| Atorvastatin Calcium | 322 | 97 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-09
- Last updated
- 2025-04-01
- Certified
- 2025-04-01
Frequently asked questions
- What is Louis Zegarelli's NPI number?
- Louis Zegarelli's National Provider Identifier (NPI) is 1619926276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Zegarelli's specialty?
- Louis Zegarelli is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Louis Zegarelli located?
- Louis Zegarelli's practice location on file with NPPES is 4401 Park Springs Blvd Ste 100, Arlington, TX 76017-1899.
- What is Louis Zegarelli's phone number?
- The practice phone number listed in the NPPES registry for Louis Zegarelli is (817) 807-9060.
- Does Louis Zegarelli accept Medicare?
- Louis Zegarelli is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Louis Zegarelli's NPI active?
- Yes — Louis Zegarelli's NPI (1619926276) is active in the NPPES registry as of the last update on 2025-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.