William Parker, MD
NPI 1477646149 · Family Medicine Physician · Ilion, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Parker, MD is a Family Medicine Physician provider in Ilion, NY (NPI 1477646149).
Provider details
- NPI number
- 1477646149
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1471411 (NY)
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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 21 | — |
| Atorvastatin Calcium | 20 | 13 |
| Omeprazole | 19 | 13 |
| Rosuvastatin Calcium | 15 | — |
| Amlodipine Besylate | 14 | 13 |
| Hydrochlorothiazide | 14 | 12 |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-02
- Last updated
- 2013-01-10
Frequently asked questions
- What is William Parker's NPI number?
- William Parker's National Provider Identifier (NPI) is 1477646149, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Parker's specialty?
- William Parker is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Parker located?
- William Parker's practice location on file with NPPES is 295 W. Main St., Ilion, NY 13357.
- What is William Parker's phone number?
- The practice phone number listed in the NPPES registry for William Parker is (315) 895-2300.
- Does William Parker accept Medicare?
- William Parker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Parker's NPI active?
- Yes — William Parker's NPI (1477646149) is active in the NPPES registry as of the last update on 2013-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.