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Edit this profileAt a glance
- 12460 Riley St, Holland, MI 49424
About Ellison Timmer
Ellison J. Timmer, N.P. is a nurse practitioner based in Holland, MI. Ellison is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Ellison cared for 88 Medicare patients across 120 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and administration of chemotherapy into vein, 1 hour or less. The provider's National Provider Identifier (NPI) is 1982976304.
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
- (616) 399-6500
- Email not available
Practice Locations
12460 RILEY ST
Holland, MI 49424
Procedures Most Often Billed to Medicare
120 services · 88 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
24 | Less often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
72 | As often as other peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
24 | Less often than most 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 1
Same specialty, same street address — most likely the same department or group.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other nurse practitioners in Holland 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2011 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Administration of chemotherapy into vein, 1 hour or less 8
Providers in MI who bill this service to Medicare most often.
Common questions
What does Ellison J. Timmer specialize in?
Ellison J. Timmer is a nurse practitioner in Holland, MI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Ellison J. Timmer located?
Ellison J. Timmer is listed at 12460 Riley St, Holland, MI 49424. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Ellison J. Timmer's phone number?
The number on file is (616) 399-6500. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Ellison J. Timmer's NPI number?
Ellison J. Timmer's National Provider Identifier is 1982976304. 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
Where did Ellison J. Timmer train?
Ellison J. Timmer attended Other, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How long has Ellison J. Timmer been practicing?
Ellison J. Timmer has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What does Ellison J. Timmer do most often?
According to Medicare billing data, Ellison J. Timmer provides treatments such as administration of chemotherapy into vein, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Ellison J. Timmer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Ellison J. Timmer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.