Provider Profile
Jennifer S. Shimshak, PA-C
Unclaimed ProfileAbout Jennifer Shimshak
Jennifer S. Shimshak, PA-C is a physician assistant based in Onalaska, WI. Jennifer is also listed as specializing in physician assistant — medical. According to Medicare claims data, Jennifer cared for 285 Medicare patients across 321 services. The services billed most often include annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1598028128.
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
- (608) 775-8630
- Email not available
Practice Locations
3111 GUNDERSEN DR
Onalaska, WI 54650
Procedures Most Often Billed to Medicare
321 services · 285 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
99 | More than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
68 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
65 | As often as other peers in Physician Assistant |
| 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' | Billing code | G2211 |
55 | As often as other peers in Physician Assistant |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
19 | More than most peers in Physician Assistant |
| Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | Billing code | G0438 |
15 | As often as other peers in Physician Assistant |
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 physician assistants at this location 2
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 — 21 related providers in 3 groups
Other physician assistants in Onalaska 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at Other 7
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Jennifer S. Shimshak?
Jennifer S. Shimshak is a physician assistant in Onalaska, WI. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Jennifer S. Shimshak's address?
Jennifer S. Shimshak is listed at 3111 Gundersen Dr, Onalaska, WI 54650. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Jennifer S. Shimshak?
The number on file is (608) 775-8630. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Jennifer S. Shimshak's NPI number?
Jennifer S. Shimshak's National Provider Identifier is 1598028128. 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 Jennifer S. Shimshak train?
Jennifer S. Shimshak attended Other, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How long has Jennifer S. Shimshak been practicing?
Jennifer S. Shimshak has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What procedures does Jennifer S. Shimshak perform?
According to Medicare billing data, Jennifer S. Shimshak 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 Jennifer S. Shimshak confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Jennifer S. Shimshak. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.