Provider Profile
Rebecca L. Immonen-Sage, PA-C
Unclaimed ProfileAbout Rebecca Immonen-Sage
Listed in the NPI registry as a physician assistant, Rebecca L. Immonen-Sage, PA-C practices in Sioux Falls, SD. Rebecca is also listed as specializing in physician assistant — surgical. Medicare claims data shows Rebecca provided 105 services to 104 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, harvest of vein using an endoscope, and coronary artery bypass using artery graft, 1 graft. NPI 1205120821 identifies this record in the national registry.
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
- (605) 977-5000
- Email not available
Practice Locations
4520 W 69TH ST
Sioux Falls, SD 57108
1200 6th Ave N Centra Care Clinic
Saint Cloud, MN 56303
Procedures Most Often Billed to Medicare
105 services · 104 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Harvest of vein using an endoscope | Procedure | 33508 |
22 | More often than most peers in Physician Assistant |
| Coronary artery bypass using artery graft, 1 graft | Procedure | 33533 |
20 | More often than most peers in Physician Assistant |
| Exclusion of appendage of left upper chamber of heart performed during other procedure on chest | Procedure | 33268 |
14 | As often as other 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 |
38 | 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 |
11 | Less often than most 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 1
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 — 25 related providers in 4 groups
Other physician assistants in Sioux Falls 8
Same specialty, same city.
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 Harvest of vein using an endoscope 1
Providers in SD who bill this service to Medicare most often.
Common questions
What does Rebecca L. Immonen-Sage specialize in?
Rebecca L. Immonen-Sage is a physician assistant in Sioux Falls, SD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Rebecca L. Immonen-Sage located?
Rebecca L. Immonen-Sage is listed at 4520 W 69Th St, Sioux Falls, SD 57108. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Rebecca L. Immonen-Sage's phone number?
The number on file is (605) 977-5000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Rebecca L. Immonen-Sage?
Rebecca L. Immonen-Sage's National Provider Identifier is 1205120821. 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 Rebecca L. Immonen-Sage train?
Rebecca L. Immonen-Sage attended Other, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Rebecca L. Immonen-Sage have?
Rebecca L. Immonen-Sage has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What does Rebecca L. Immonen-Sage do most often?
According to Medicare billing data, Rebecca L. Immonen-Sage performs procedures including harvest of vein using an endoscope, coronary artery bypass using artery graft, 1 graft and exclusion of appendage of left upper chamber of heart performed during other procedure on chest, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Rebecca L. Immonen-Sage's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Rebecca L. Immonen-Sage. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.