Quick answers
- Does Timothy P. Phelan accept Medicare assignment?
- Yes. Medicare's clinician data says Timothy P. Phelan 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 Timothy P. Phelan see?
- In 2024, CMS data shows 659 Original Medicare patients and 1,816 services for Timothy P. Phelan. This counts Original Medicare only and measures volume, not quality.
- What is Timothy P. Phelan's NPI number?
- 1134388473. 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 Timothy P. Phelan, 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 | 659 |
|---|---|
| Services billed to Medicare | 1,816 |
| Different services or procedures | 73 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)285 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)196 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)155 services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)114 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)100 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%
- Arthritis62%
- Atrial fibrillation46%
- Ischemic heart disease45%
- Chronic kidney disease42%
Hospitals where Timothy P. Phelan works
Medicare's Facility Affiliation Data lists Timothy P. Phelan 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.
- Mercy Health - Defiance HospitalDefiance, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360270
- Mercy St Vincent Medical CenterToledo, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360112
- ProMedica Toledo HospitalToledo, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360068
Practice locations
Addresses where Timothy P. Phelan is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.
- 12623 Eckel Junction RdPerrysburg, OH 43551
- 12623 Eckel Junction Rd, Suite 2600Perrysburg, OH 43551 (419) 442‑0222
- 2213 Cherry StToledo, OH 43608
- 2600 Navarre AveOregon, OH 43616
- 3404 W Sylvania AveToledo, OH 43623
Group practices
Medicare enrollment lists Timothy P. Phelan as a member of this group (CMS data updated October 2, 2026).
- Mercy Health Physicians North Specialty Care LLC355 clinicians in the group
Specialties
- Cardiac Electrophysiologyprimary
Other cardiac electrophysiologists in Ohio
Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.
Other clinicians in Mercy Health Physicians North Specialty Care LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Maryland School Of Medicine |
| Graduation year | 2008 (18 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134388473 |
| 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