Rebecca Lynn Immonen-Sage, PA-C
- Medicare patients, 2024
- 87
- Part D claims, 2024
- 380
- MIPS score, 2024
- 85
- Hospital affiliations
- 2
- Industry payments
- $618
- Practice address
- 4500 W 69th St, Sioux Falls, SD 57108
- Practice phone
- Call (605) 977-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Rebecca Immonen-Sage's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Rebecca Lynn Immonen-Sage is a physician assistant in Sioux Falls, South Dakota
Rebecca Immonen-Sage practices at Avera Heart Hospital in Sioux Falls, South Dakota, part of Avera Health.
Rebecca Immonen-Sage's NPI, 1205120821, was assigned on May 31, 2011. Rebecca Immonen-Sage holds South Dakota license 1376.
- NPI
- 1205120821NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244407732
- NPI enumeration date
- May 31, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (605) 977-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Rebecca Lynn Immonen-Sage practices at Avera Heart Hospital in Sioux Falls, South Dakota
Rebecca Immonen-Sage's primary practice is Avera Heart Hospital, at 4500 W 69th St, Sioux Falls, SD 57108 in Lincoln County. The practice phone is (605) 977-7000.
- Avera Heart Hospital4500 W 69th St, Sioux Falls, SD 57108 · Lincoln CountyPhone(605) 977-7000
Source: Dmand AI Affiliation Data
Rebecca Lynn Immonen-Sage is affiliated with 6 sites of care and 5 medical groups
Rebecca Immonen-Sage's primary practice is Avera Heart Hospital in Sioux Falls, South Dakota, part of Avera Health. Rebecca Immonen-Sage is also affiliated with Avera St. Luke's Hospital. The medical group on file is Edith Sanford Breast Center Sioux Falls. Dmand AI also links Rebecca Immonen-Sage to 4 more group practices and clinics and 4 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Rebecca Lynn Immonen-Sage's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Rebecca Immonen-Sage practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Avera Heart Hospital | Available with a free account |
| +5 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Rebecca Lynn Immonen-Sage is one of 615 physician assistants in South Dakota
Physician assistant is Rebecca Immonen-Sage's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Rebecca Immonen-Sage's licenses on file in 2 states: South Dakota and Minnesota.
Specialties and state licenses
- Physician assistant, South DakotaPrimary
- Surgical physician assistant, Minnesota
Physician assistants near Rebecca Immonen-Sage
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Rebecca Lynn Immonen-Sage treated 87 Medicare patients in 2024, average age 71
CMS counts 87 Medicare patients who saw Rebecca Immonen-Sage in 2024. The largest group is 65 to 74, with 47 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.05, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Rebecca Immonen-Sage's median patient age at 64, with 16% women.
Rebecca Immonen-Sage's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Rebecca Immonen-Sage's Medicare patients by sex, 2024
- Women5260%
- Men3540%
Chronic conditions among Rebecca Immonen-Sage's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Ischemic heart disease48%
- Anxiety29%
- Atrial fibrillation28%
- Diabetes26%
- Chronic kidney disease25%
Share of Medicare patients with each condition. A patient can have several.
Rebecca Immonen-Sage's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women16%
- Men84%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Rebecca Lynn Immonen-Sage wrote 380 Medicare Part D claims in 2024
In 2024, Rebecca Immonen-Sage wrote 380 Medicare Part D claims for 114 patients. 94% of them were for generic drugs.
Rebecca Immonen-Sage's Part D claims by kind of drug, 2024
- Generic359 claims94%
- Brand-name21 claims6%
Drug classes CMS tracks in Rebecca Immonen-Sage's Part D claims, 2024
- Opioids10%38 of 380 claims
- Antibiotics9%33 of 380 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Rebecca Lynn Immonen-Sage scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Rebecca Immonen-Sage for performance year 2024, reported as part of a group. Rebecca Immonen-Sage accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Rebecca Immonen-Sage's MIPS scores, performance year 2024
- 85of 100Final score
- 78.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Rebecca Lynn Immonen-Sage received $618 in industry payments in 2025
CMS Open Payments shows 9 general payments to Rebecca Immonen-Sage from 3 drug and device companies in 2025. Travel and lodging make up the largest share, 60% of the total. Abiomed paid the most, $564.
General payments to Rebecca Immonen-Sage by kind, 2025 to 2025
- Travel and lodging$36960%
- Food and beverage$24940%
Companies that paid Rebecca Immonen-Sage the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Rebecca Lynn Immonen-Sage's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Rebecca Lynn Immonen-Sage
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Rebecca Lynn Immonen-Sage's NPI number?
Rebecca Lynn Immonen-Sage's NPI number is 1205120821. It was assigned on May 31, 2011, and it is active in the NPI Registry.
What does Rebecca Lynn Immonen-Sage specialize in?
Rebecca Lynn Immonen-Sage is a physician assistant in Sioux Falls, South Dakota. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Rebecca Lynn Immonen-Sage practice?
Rebecca Immonen-Sage practices at 4500 W 69th St, Sioux Falls, SD 57108. Rebecca Immonen-Sage's primary practice is Avera Heart Hospital in Sioux Falls, South Dakota, part of Avera Health. Dmand AI also links Rebecca Immonen-Sage to 4 group practices and clinics and 4 medical groups.
What is Rebecca Lynn Immonen-Sage's office phone number?
The practice phone on file for Rebecca Immonen-Sage is (605) 977-7000.
What is Rebecca Lynn Immonen-Sage's medical license number?
Rebecca Immonen-Sage holds South Dakota license 1376, one of the licenses on file in 2 states.
Which states has Rebecca Lynn Immonen-Sage been licensed in?
Dmand AI has state licenses on file for Rebecca Immonen-Sage in South Dakota and Minnesota.
Which hospitals is Rebecca Lynn Immonen-Sage affiliated with?
Rebecca Immonen-Sage practices at Avera Heart Hospital in Sioux Falls, South Dakota. Rebecca Immonen-Sage is also affiliated with Avera St. Luke's Hospital.
What medical group is Rebecca Lynn Immonen-Sage part of?
Rebecca Immonen-Sage is linked to Edith Sanford Breast Center Sioux Falls. Dmand AI links Rebecca Immonen-Sage to 4 more medical groups.
Does Rebecca Lynn Immonen-Sage accept Medicare?
Yes. CMS lists Rebecca Immonen-Sage as accepting Medicare assignment.
What is Rebecca Lynn Immonen-Sage's MIPS score?
Rebecca Immonen-Sage's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
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How many Medicare patients does Rebecca Lynn Immonen-Sage see?
CMS counts 87 Medicare patients who saw Rebecca Immonen-Sage in 2024, with an average age of 71.
Has Rebecca Lynn Immonen-Sage received payments from drug or device companies?
CMS Open Payments shows $618 in general payments to Rebecca Immonen-Sage from 3 companies from 2025 to 2025. The largest total came from Abiomed.
How long has Rebecca Lynn Immonen-Sage been practicing?
Rebecca Immonen-Sage graduated from medical school in 2011, 15 years ago.
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