Antibodies, Monoclonal, HumanizedAquaporin 4Autoantibodies
Dr. Rosemarie E. Walch, DO
NPI1366803454PAC ID7911308713
- Medicare services, 2024
- 94
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 754
- Publications
- 5
- MIPS score, 2024
- 83
- Practice address
- 826 West King Street, Owosso, MI 48867
- Practice phone
- Call (989) 723-5211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Rosemarie E. Walch is a neurologist in Owosso, Michigan
Dr. Walch practices at Memorial Healthcare in Owosso, Michigan, part of Memorial Healthcare.
Dr. Walch's NPI, 1366803454, was assigned on March 16, 2016. Dr. Walch graduated from Michigan State University College of Osteopathic Medicine in 2016. Dr. Walch holds Michigan license 5101025101.
NPI and contact details
- NPI
- 1366803454NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911308713
- NPI enumeration date
- March 16, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (989) 723-5211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rosemarie E. Walch practices at Memorial Healthcare in Owosso, Michigan
Dr. Walch's primary practice is Memorial Healthcare, at 826 West King Street, Owosso, MI 48867 in Shiawassee County. The practice phone is (989) 723-5211.
- Memorial Healthcare826 West King Street, Owosso, MI 48867 · Shiawassee CountyPhone(989) 723-5211
Source: Dmand AI Affiliation Data
Dr. Rosemarie E. Walch is affiliated with 2 sites of care and 1 medical group
Dr. Walch's primary practice is Memorial Healthcare in Owosso, Michigan, part of Memorial Healthcare. The medical group on file is Memorial Medical Associates (MMA). Dmand AI also links Dr. Walch 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. Rosemarie E. Walch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walch practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Healthcare | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rosemarie E. Walch is one of 642 neurologists in Michigan
Neurology is Dr. Walch's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Walch is licensed in Michigan.
Specialties and state licenses
- Neurology, MichiganPrimary
Neurologists near Dr. Walch
Counts of neurologists 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
Dr. Rosemarie E. Walch billed Medicare for 94 services in 2024
CMS data shows 94 Medicare services from Dr. Walch across 3 procedure codes in 2024, all of them office visits, for 76 Medicare patients. Medicare paid $6,850 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202494
Medicare patients76
Paid by Medicare$6,850
Procedure codes3
Dr. Walch's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1412024: 9433%
Dr. Walch compared with the Michigan median for neurologists, 2024
- Dr. Walch
- Michigan median
- Medicare services
- 94vs 27065% below
- Medicare patients
- 76vs 16855% below
- Part D claims
- 459vs 41610% above
Medians across 602 neurologists in Michigan with Dmand AI profiles that report each measure.
Dr. Walch's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rosemarie E. Walch treated 76 Medicare patients in 2024, average age 69
CMS counts 76 Medicare patients who saw Dr. Walch in 2024. The largest group is 65 to 74, with 28 patients. 74% of them have high blood pressure, and 71% have high cholesterol. 26% are also on Medicaid. Their average risk score is 1.81, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Walch's median patient age at 54, with 67% women.
Medicare patients, 202476
Average age69
Average risk score1.81
Also on Medicaid26%
Dr. Walch's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Walch's Medicare patients by sex, 2024
- Women4559%
- Men3141%
Chronic conditions among Dr. Walch's Medicare patients, 2024
- High blood pressure74%
- High cholesterol71%
- Arthritis62%
- Mood disorders49%
- Anxiety45%
- Depression43%
- Ischemic heart disease33%
- Diabetes29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Walch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rosemarie E. Walch wrote 754 Medicare Part D claims in 2024
In 2024, Dr. Walch wrote 754 Medicare Part D claims for 177 patients. 87% of them were for generic drugs. CMS names the drug for 459 of them, across 20 drugs with 11 or more claims each, at $717,952 in total drug cost. In 2023, CMS named 599 claims across 26 drugs.
Part D claims, 2024754
Drugs named by CMS20
Total drug cost$717,952
Part D patients177
Dr. Walch's Part D claims by kind of drug, 2024
- Generic658 claims87%
- Brand-name and other96 claims13%
Dr. Walch's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5992024: 45923%
Drugs named by CMS: 20 in 2024, 26 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Rosemarie E. Walch scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Walch for performance year 2024, reported as part of a group. Dr. Walch accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Walch as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Walch's MIPS scores, performance year 2024
- 83of 100Final score
- 58.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 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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Dr. Rosemarie E. Walch has 5 publications on record
Dmand AI links 5 papers to Dr. Walch, published from 2011 to 2025. The most frequent topics are Neuromyelitis Optica, Aquaporin 4 and Autoantibodies. Dr. Walch has published most often in Mult Scler Relat Disord. Dr. Walch's most frequent co-authors are Hesham Ahmed Abboud, MD, Robert J. Pace, MD and Jeanie Lynn Cote, MD.
Papers5
Years published2011 to 2025
Dr. Walch's papers by year, 2011 to 2025
Topics Dr. Walch writes about most
- Neuromyelitis Optica
- Aquaporin 4
- Autoantibodies
Dr. Walch's most frequent co-authors
- Hesham Ahmed Abboud, MD2 shared papers
- Robert J. Pace, MD2 shared papers
- Jeanie Lynn Cote, MD1 shared paper
Recent publications by Dr. Walch
Mult Scler Relat Disord
Health Services AccessibilityNeuromyelitis OpticaRare Diseases
Mult Scler Relat Disord
Aquaporin 4AutoantibodiesMultiple Sclerosis
Am J Emerg Med
Emergency Service, HospitalHospital Bed Capacity, 300 to 499Hospital Costs
See who Dr. Walch researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Walch works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Rosemarie E. Walch received $553,771 in industry payments from 2016 to 2025
CMS Open Payments shows 1,113 general payments to Dr. Walch from 49 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 63% of the total. Alexion Pharmaceuticals, Inc. paid the most, $121,577. It also lists 2 research payments totaling $4,522 from 2023 to 2025.
General payments to Dr. Walch by program year, 2016 to 2025
General payments to Dr. Walch by kind, 2016 to 2025
$553.8Kin total
- Speaker and faculty fees$350,30563%
- Honoraria$66,86212%
- Consulting fees$62,44411%
- Travel and lodging$48,9049%
- Other$25,2575%
Companies that paid Dr. Walch the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Rosemarie E. Walch graduated from Michigan State University College of Osteopathic Medicine
Dr. Walch graduated from Michigan State University College of Osteopathic Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Rosemarie E. Walch'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Rosemarie E. Walch
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. Rosemarie E. Walch's NPI number?
Dr. Rosemarie E. Walch's NPI number is 1366803454. It was assigned on March 16, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Rosemarie E. Walch?
Dr. Rosemarie E. Walch is a neurologist in Owosso, Michigan. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Rosemarie E. Walch practice?
Dr. Walch practices at 826 West King Street, Owosso, MI 48867. Dr. Walch's primary practice is Memorial Healthcare in Owosso, Michigan, part of Memorial Healthcare. Dmand AI also links Dr. Walch to 1 group practice or clinic.
What is Dr. Rosemarie E. Walch's office phone number?
The practice phone on file for Dr. Walch is (989) 723-5211.
What is Dr. Rosemarie E. Walch's medical license number?
Dr. Walch holds Michigan license 5101025101.
Which hospitals is Dr. Rosemarie E. Walch affiliated with?
Dr. Walch practices at Memorial Healthcare in Owosso, Michigan.
What medical group is Dr. Rosemarie E. Walch part of?
Dr. Walch is linked to Memorial Medical Associates (MMA).
Does Dr. Rosemarie E. Walch accept Medicare?
Yes. CMS data shows Dr. Walch billed Medicare for 94 services in 2024, and Dr. Walch accepts Medicare assignment.
Does Dr. Rosemarie E. Walch offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Walch as offering telehealth services.
What is Dr. Rosemarie E. Walch's MIPS score?
Dr. Walch's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Rosemarie E. Walch see?
CMS counts 76 Medicare patients who saw Dr. Walch in 2024, with an average age of 69.
What services does Dr. Rosemarie E. Walch bill to Medicare?
In 2024, Dr. Walch's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, new patient (99204).
Where did Dr. Rosemarie E. Walch go to medical school?
Dr. Walch graduated from Michigan State University College of Osteopathic Medicine in 2016.
What drugs does Dr. Rosemarie E. Walch prescribe most?
In 2024 Medicare Part D data, Dr. Walch's most prescribed drugs by claims were Baclofen, Gabapentin and Pregabalin.
Has Dr. Rosemarie E. Walch received payments from drug or device companies?
CMS Open Payments shows $553,771 in general payments to Dr. Walch from 49 companies from 2016 to 2025. The largest total came from Alexion Pharmaceuticals, Inc.
How long has Dr. Rosemarie E. Walch been practicing?
Dr. Walch graduated from medical school in 2016, 10 years ago.
Does Dr. Rosemarie E. Walch do research?
Dmand AI links 5 publications to Dr. Walch, published from 2011 to 2025.
Who does Dr. Rosemarie E. Walch publish with?
Dr. Walch's most frequent co-authors are Hesham Ahmed Abboud, MD (2 shared papers), Robert J. Pace, MD (2 shared papers) and Jeanie Lynn Cote, MD (1 shared paper).
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