Quick answers
- Does David M. Ballew accept Medicare assignment?
- Yes. Medicare's clinician data says David M. Ballew accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does David M. Ballew see?
- In 2024, CMS data shows 17 Original Medicare patients and 237 services for David M. Ballew. This counts Original Medicare only and measures volume, not quality.
- What is David M. Ballew's NPI number?
- 1083602627. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for David M. Ballew, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 17 |
|---|---|
| Services billed to Medicare | 237 |
| Different services or procedures | 1 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Chiropractic manipulative treatment, 1-2 spinal regions (98940)237 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- Arthritis71%
Hospitals where David M. Ballew works
Medicare's Facility Affiliation Data lists David M. Ballew at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Maine General Medical CenterAugusta, ME · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 200039
Practice locations
Addresses where David M. Ballew is enrolled with Medicare (CMS data updated October 2, 2026).
- 256 Main StWaterville, ME 04901 (207) 873‑1167
Specialties
- Chiropracticprimary
Other chiropractors in Waterville
Clinicians with the same Medicare primary specialty in Waterville, ME — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Chiropractic college | Palmer College Chiropractic - Davenport |
| Graduation year | 1981 (45 years since chiropractic college) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1083602627 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians