Jonathon Losey, PA-C
NPI 1285149609 · Physician Assistant · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathon Losey, PA-C is a Physician Assistant provider in Grand Rapids, MI (NPI 1285149609).
Provider details
- NPI number
- 1285149609
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 5601008522 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
27 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 15 | $67 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 12 | $46 |
Typical Medicare-allowed amounts for these services range $46–$67 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-12-07
- Last updated
- 2025-05-02
- Certified
- 2025-05-02
Frequently asked questions
- What is Jonathon Losey's NPI number?
- Jonathon Losey's National Provider Identifier (NPI) is 1285149609, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathon Losey's specialty?
- Jonathon Losey is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jonathon Losey located?
- Jonathon Losey's practice location on file with NPPES is 4069 Lake Dr Se, Grand Rapids, MI 49546-8816.
- What is Jonathon Losey's phone number?
- The practice phone number listed in the NPPES registry for Jonathon Losey is (616) 267-7469.
- Does Jonathon Losey accept Medicare?
- Jonathon Losey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathon Losey's NPI active?
- Yes — Jonathon Losey's NPI (1285149609) is active in the NPPES registry as of the last update on 2025-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.