Marc J. Billings, DO

Medicare activity in 2024

Official CMS public-use data for Marc J. Billings, 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.

Most frequent services

1. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)173 services
2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)111 services
3. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)57 services
4. Self soft tissue graft (15769)21 services
5. Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment (63047)20 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).

• Arthritis75%
• High cholesterol72%
• High blood pressure71%
• Ischemic heart disease26%
• Anxiety25%
• Depression20%

Hospitals where Marc J. Billings works

Medicare's Facility Affiliation Data lists Marc J. Billings 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.

• Island HospitalAnacortes, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500007
• PeaceHealth St Joseph Medical CenterBellingham, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 500030

Practice locations

Addresses where Marc J. Billings is enrolled with Medicare (CMS data updated October 2, 2026).

• 710 Birchwood Ave, Suite 101Bellingham, WA 98225 (360) 676‑0922

Group practices

Medicare enrollment lists Marc J. Billings as a member of this group (CMS data updated October 2, 2026).

• Fourth Corner Neurosurgical Associates Inc PS9 clinicians in the group

Specialties

• Neurosurgeryprimary

Find other Neurosurgery doctors in Washington →

Other neurosurgeons in Bellingham

Clinicians with the same Medicare primary specialty in Bellingham, WA — not a recommendation.

• Tung M. Ha, DO
• Barry J. Landau, MD
• Ramana Gorrepati, MD
• Christian O. Bohan, MD

All neurosurgeons in Bellingham →

Other clinicians in Fourth Corner Neurosurgical Associates Inc PS

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Tung M. Ha, DO
• Avery J. Emeruwa, PA
• Barry J. Landau, MD
• Hendrik S. Kok Iii, PA
• Ramana Gorrepati, MD
• Christian O. Bohan, MD

Clinician information

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

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians