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Edit this profileAt a glance
- 55 Lake Ave N, Worcester, MA 01655
About William Dorion
William C. Dorion, CNP is a nurse practitioner based in Worcester, MA. William is a 2020 graduate of Sioux City College of Medicine. William is also listed as specializing in registered nurse. According to Medicare claims data, William cared for 103 Medicare patients across 107 services. The services billed most often include hospital discharge day management, 30 minutes or less and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes. The provider's National Provider Identifier (NPI) is 1609403922.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (508) 421-1400
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
55 LAKE AVE N
Worcester, MA 01655
Procedures Most Often Billed to Medicare
107 services · 103 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
63 | More often than most peers in Nurse Practitioner |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
44 | As often as other peers in Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 6 related providers in 3 groups
Other nurse practitioners in Worcester 4
Same specialty, same city.
Trained at Sioux City College of Medicine 1
Other providers in the same specialty who trained at the same institution.
Class of 2020 at Sioux City College of Medicine 1
Providers who graduated from the same medical school in the same year.
Common questions
What is William C. Dorion's specialty?
William C. Dorion is a nurse practitioner in Worcester, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find William C. Dorion?
William C. Dorion is listed at 55 Lake Ave N, Worcester, MA 01655. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact William C. Dorion?
The number on file is (508) 421-1400. Contact the office directly to confirm availability and scheduling.
NPI registry
What is William C. Dorion's NPI number?
William C. Dorion's National Provider Identifier is 1609403922. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is William C. Dorion's education?
William C. Dorion attended Sioux City College of Medicine, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How long has William C. Dorion been practicing?
William C. Dorion has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What is William C. Dorion known for?
According to Medicare billing data, William C. Dorion the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has William C. Dorion confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by William C. Dorion. If this is you, claiming it is free.
Guide.md
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