Quick answers
- Does Neil S. Umles accept Medicare assignment?
- Yes. Medicare's clinician data says Neil S. Umles 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 Neil S. Umles see?
- In 2024, CMS data shows 152 Original Medicare patients and 515 services for Neil S. Umles. This counts Original Medicare only and measures volume, not quality.
- What is Neil S. Umles's NPI number?
- 1811450844. 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 Neil S. Umles, 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 | 152 |
|---|---|
| Services billed to Medicare | 515 |
| Different services or procedures | 12 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)207 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)95 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)85 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)45 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)30 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%
- Chronic kidney disease75%
- Diabetes56%
- Ischemic heart disease55%
- Arthritis48%
Hospitals where Neil S. Umles works
Medicare's Facility Affiliation Data lists Neil S. Umles 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.
- Bell HospitalIshpeming, MI · Critical Access Hospital · Emergency services: listed by Medicare · CCN 231321
- Providence St Joseph Medical CenterPolson, MT · Critical Access Hospital · Emergency services: listed by Medicare · CCN 271343
- St. Patrick HospitalMissoula, MT · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 270014
- Swedish Medical CenterSeattle, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500027
- Uphs Marquette DLP HospitalMarquette, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230054
Practice locations
Addresses where Neil S. Umles is enrolled with Medicare (CMS data updated October 2, 2026).
- 1124 Columbia St, Suite 600Seattle, WA 98104 (206) 386‑3660
- 1414 W Fair AveMarquette, MI 49855 (906) 225‑3910
- 3055 N Reserve St, Suite DMissoula, MT 59808 (406) 327‑7000
Group practices
Medicare enrollment lists Neil S. Umles as a member of these groups (CMS data updated October 2, 2026).
- Swedish Health Services1,037 clinicians in the group
- Providence Health and Services Mt362 clinicians in the group
- DLP Marquette Physician Practices Inc197 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Seattle
Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.
Other clinicians in Swedish Health Services
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2015 (11 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1811450844 |
| 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