Quick answers
- Does Walter L. Atiga accept Medicare assignment?
- Yes. Medicare's clinician data says Walter L. Atiga 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 Walter L. Atiga see?
- In 2024, CMS data shows 839 Original Medicare patients and 2,133 services for Walter L. Atiga. This counts Original Medicare only and measures volume, not quality.
- What is Walter L. Atiga's NPI number?
- 1427050699. 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 Walter L. Atiga, 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 | 839 |
|---|---|
| Services billed to Medicare | 2,133 |
| Different services or procedures | 70 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)512 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)505 services
- Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days (93296)200 services
- Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days (93294)149 services
- Programming of dual lead pacemaker system (93280)83 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 blood pressure75%
- High cholesterol75%
- Arthritis53%
- Atrial fibrillation49%
- Ischemic heart disease42%
- Diabetes37%
Hospitals where Walter L. Atiga works
Medicare's Facility Affiliation Data lists Walter L. Atiga 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.
- Essentia HealthFargo, ND · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 350070
- Essentia Health St Marys - Detroit LakesDetroit Lakes, MN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 240101
- Sanford Medical Center FargoFargo, ND · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 350011
- St Francis Medical CenterBreckenridge, MN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 241377
- St Josephs Area Health ServicesPark Rapids, MN · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 241380
Practice locations
Addresses where Walter L. Atiga is enrolled with Medicare (CMS data updated October 2, 2026).
- 3000 32nd Ave SFargo, ND 58103 (701) 364‑8000
Group practices
Medicare enrollment lists Walter L. Atiga as a member of this group (CMS data updated October 2, 2026).
- Innovis Health LLC559 clinicians in the group
Specialties
- Cardiac Electrophysiologyprimary
Find other Cardiac Electrophysiology doctors in North Dakota →
Other cardiac electrophysiologists in North Dakota
Clinicians with the same Medicare primary specialty in North Dakota — not a recommendation.
Other clinicians in Innovis Health LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Loma Linda University School Of Medicine |
| Graduation year | 1990 (36 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1427050699 |
| 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