Zachary Williams, DO
NPI 1477117125 · Internal Medicine Physician · Muncie, IN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Williams, DO is a Internal Medicine Physician provider in Muncie, IN (NPI 1477117125).
Provider details
- NPI number
- 1477117125
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
642 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 337 | $73 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 146 | $106 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 77 | $110 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 67 | $158 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 15 | $114 |
Typical Medicare-allowed amounts for these services range $73–$158 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 28 | 14 |
| Atorvastatin Calcium | 24 | 14 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 22 | 22 |
| Prednisone | 22 | 20 |
| Amiodarone Hcl | 17 | — |
| Metoprolol Succinate | 15 | — |
| Pantoprazole Sodium |
Practice location
Mailing address
Additional practice locations (1)
- 2401 W University AveMuncie, IN 47303-3428Phone: (765) 741-1515
Registry dates
- Enumerated
- 2019-04-29
- Last updated
- 2022-09-07
- Certified
- 2022-09-07
Frequently asked questions
- What is Zachary Williams's NPI number?
- Zachary Williams's National Provider Identifier (NPI) is 1477117125, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Williams's specialty?
- Zachary Williams is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zachary Williams located?
- Zachary Williams's practice location on file with NPPES is 2525 W University Ave Ste 401, Muncie, IN 47303-3433.
- What is Zachary Williams's phone number?
- The practice phone number listed in the NPPES registry for Zachary Williams is (765) 747-4306.
- Does Zachary Williams accept Medicare?
- Zachary Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Williams's NPI active?
- Yes — Zachary Williams's NPI (1477117125) is active in the NPPES registry as of the last update on 2022-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.