William Gillard, M.D.
NPI 1457369662 · Family Medicine Physician · South Holland, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Gillard, M.D. is a Family Medicine Physician provider in South Holland, IL (NPI 1457369662).
Provider details
- NPI number
- 1457369662
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036096095 (IL)
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 · 77 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 136 | 51 |
| Atorvastatin Calcium | 109 | 38 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 105 | 19 |
| Lisinopril | 76 | 24 |
| Hydrochlorothiazide | 66 | 22 |
| Carvedilol | 64 | 21 |
| Gabapentin | 59 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-03
- Last updated
- 2024-08-26
- Certified
- 2024-08-26
Frequently asked questions
- What is William Gillard's NPI number?
- William Gillard's National Provider Identifier (NPI) is 1457369662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Gillard's specialty?
- William Gillard is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Gillard located?
- William Gillard's practice location on file with NPPES is 52 W 162nd St, South Holland, IL 60473-2061.
- What is William Gillard's phone number?
- The practice phone number listed in the NPPES registry for William Gillard is (877) 692-8686.
- Does William Gillard accept Medicare?
- William Gillard is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Gillard's NPI active?
- Yes — William Gillard's NPI (1457369662) is active in the NPPES registry as of the last update on 2024-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.