Ann Thorac Surg
HyperparathyroidismMediastinal CystParathyroid Diseases
Dr. Steven C. Immerman, MD
NPI1740241538PAC ID7315005030
- Medicare services, 2017
- 13
- Part D claims, 2024
- 26
- Publications
- 4
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 1000 Oakleaf Way, Altoona, WI 54720
- Practice phone
- Call (715) 895-9435
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Immerman'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.
Dr. Steven C. Immerman is a general surgeon in Altoona, Wisconsin
Dr. Immerman practices at OakLeaf Surgical Hospital in Altoona, Wisconsin, part of Surgery Partners.
Dr. Immerman's NPI, 1740241538, was assigned on March 31, 2006. Dr. Immerman graduated from Northwestern University Feinberg Medical School in 1976. Dr. Immerman holds Wisconsin license 23570.
NPI and contact details
- NPI
- 1740241538NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315005030
- NPI enumeration date
- March 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (715) 895-9435
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 76
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven C. Immerman practices at OakLeaf Surgical Hospital in Altoona, Wisconsin
Dr. Immerman's primary practice is OakLeaf Surgical Hospital, at 1000 Oakleaf Way, Altoona, WI 54720 in Eau Claire County. The practice phone is (715) 895-9435.
- OakLeaf Surgical Hospital1000 Oakleaf Way, Altoona, WI 54720 · Eau Claire CountyPhone(715) 895-9435
Source: Dmand AI Affiliation Data
Dr. Steven C. Immerman is affiliated with 2 sites of care and 1 medical group
Dr. Immerman's primary practice is OakLeaf Surgical Hospital in Altoona, Wisconsin, part of Surgery Partners. The medical group on file is Evergreen Surgical. Dmand AI also links Dr. Immerman to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Steven C. Immerman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Immerman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OakLeaf Surgical Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Immerman practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Surgery Partners and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Steven C. Immerman is one of 565 general surgeons in Wisconsin
Surgery is Dr. Immerman's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Immerman is licensed in Wisconsin.
Specialties and state licenses
- Surgery, WisconsinPrimary
General surgeons near Dr. Immerman
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
565general surgeons in Wisconsin
5general surgeons in Altoona
5general surgeons at OakLeaf Surgical HospitalSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Steven C. Immerman billed Medicare for 13 services in 2017
CMS data shows 13 Medicare services from Dr. Immerman across 1 procedure code in 2017, all of them office visits. Medicare paid $899 for them. Every service was in an office.
Medicare services, 201713
Paid by Medicare$899
Procedure codes1
Dr. Immerman's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 602017: 1378%
Dr. Immerman compared with the Wisconsin median for general surgeons, 2017
- Dr. Immerman
- Wisconsin median
- Medicare services
- 13vs 9987% below
Medians across 557 general surgeons in Wisconsin with Dmand AI profiles that report each measure.
Dr. Immerman's most billed Medicare procedure codes, 2017
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Immerman?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Immerman and other general surgeons in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven C. Immerman's patients have a median age of 25
Across all payers, Dmand AI patient panel data puts Dr. Immerman's median patient age at 25, with 28% women.
Dr. Immerman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 25
Patient panel by sex, all payers
- Women28%
- Men72%
Source: Dmand AI Patient Panel Data
Dr. Steven C. Immerman wrote 26 Medicare Part D claims in 2024
In 2024, Dr. Immerman wrote 26 Medicare Part D claims. 88% of them were for generic drugs.
Part D claims, 202426
Dr. Immerman's Part D claims by kind of drug, 2024
- Generic23 claims88%
- Brand-name and other3 claims12%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Steven C. Immerman takes part in Medicare
Dr. Immerman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Find general surgeons like Dr. Immerman by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Steven C. Immerman has 4 publications on record
Dmand AI links 4 papers to Dr. Immerman. Dr. Immerman has published most often in Ann Thorac Surg. Dr. Immerman's most frequent co-author is Stephen Francis Sener, MD.
Papers4
Dr. Immerman's most frequent co-authors
Recent publications by Dr. Immerman
Carcinoma, Squamous CellLymphatic MetastasisNeoplasm Invasiveness
Ann Thorac Surg
Lung NeoplasmsNeoplasm Metastasis
See who Dr. Immerman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Immerman works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Steven C. Immerman graduated from Northwestern University Feinberg Medical School
Dr. Immerman graduated from Northwestern University Feinberg Medical School in 1976.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steven C. Immerman'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. Steven C. Immerman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Steven C. Immerman's NPI number?
Dr. Steven C. Immerman's NPI number is 1740241538. It was assigned on March 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven C. Immerman?
Dr. Steven C. Immerman is a general surgeon in Altoona, Wisconsin. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Steven C. Immerman practice?
Dr. Immerman practices at 1000 Oakleaf Way, Altoona, WI 54720. Dr. Immerman's primary practice is OakLeaf Surgical Hospital in Altoona, Wisconsin, part of Surgery Partners. Dmand AI also links Dr. Immerman to 1 group practice or clinic.
What is Dr. Steven C. Immerman's office phone number?
The practice phone on file for Dr. Immerman is (715) 895-9435.
What is Dr. Steven C. Immerman's medical license number?
Dr. Immerman holds Wisconsin license 23570.
Which hospitals is Dr. Steven C. Immerman affiliated with?
Dr. Immerman practices at OakLeaf Surgical Hospital in Altoona, Wisconsin.
What medical group is Dr. Steven C. Immerman part of?
Dr. Immerman is linked to Evergreen Surgical.
Does Dr. Steven C. Immerman accept Medicare?
Yes. CMS data shows Dr. Immerman billed Medicare for 13 services in 2017, and Dr. Immerman accepts Medicare assignment.
What services does Dr. Steven C. Immerman bill to Medicare?
In 2017, Dr. Immerman's most billed Medicare services were office visit, new patient (99203).
Where did Dr. Steven C. Immerman go to medical school?
Dr. Immerman graduated from Northwestern University Feinberg Medical School in 1976.
Show 3 more questionsShow fewer questions
How long has Dr. Steven C. Immerman been practicing?
Dr. Immerman graduated from medical school in 1976, 50 years ago.
Does Dr. Steven C. Immerman do research?
Dmand AI links 4 publications to Dr. Immerman.
Who does Dr. Steven C. Immerman publish with?
Dr. Immerman's most frequent co-authors are Stephen Francis Sener, MD (1 shared paper).
Selling to surgery practices?
See general surgeons in Wisconsin by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card