Dr. Cara Sue Walz, MD
- Medicare services, 2024
- 521
- Medicare patients, 2024
- 167
- Part D claims, 2024
- 678
- Hospital affiliations
- 4
- Industry payments
- $228
- Practice address
- 2854 Highway 55, Saint Paul, MN 55121
- Practice phone
- Call (651) 438-2155
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Historical Hastings Dialysis
Saint Paul, Minnesota
Find Dr. Walz'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. Cara Sue Walz is an internist in Saint Paul, Minnesota
Dr. Walz practices at Historical Hastings Dialysis in Saint Paul, Minnesota.
Dr. Walz's NPI, 1538126867, was assigned on April 28, 2006. Dr. Walz graduated from University of Iowa, RJ & L Carver College of Medicine in 1995. Dr. Walz holds Minnesota license 39607.
- NPI
- 1538126867NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537063359
- NPI enumeration date
- April 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (651) 438-2155
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Cara Sue Walz practices at Historical Hastings Dialysis in Saint Paul, Minnesota
Dr. Walz's primary practice is Historical Hastings Dialysis, at 2854 Highway 55, Saint Paul, MN 55121 in Dakota County. The practice phone is (651) 438-2155.
- Historical Hastings Dialysis2854 Highway 55, Saint Paul, MN 55121 · Dakota CountyPhone(651) 438-2155
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Cara Sue Walz is affiliated with 12 sites of care and 8 medical groups
Dr. Walz's primary practice is Historical Hastings Dialysis in Saint Paul, Minnesota. Dr. Walz is also affiliated with United Hospital. The medical group on file is M Health Fairview Recovery Clinic. Dmand AI also links Dr. Walz to 3 more hospitals, 7 medical groups, 4 group practices and clinics and 3 dialysis centers, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Cara Sue Walz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walz practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Historical Hastings Dialysis | Available with a free account |
| +11 more sites and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Cara Sue Walz is one of 2,322 internists in Minnesota
Internal medicine is Dr. Walz's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Walz is licensed in Minnesota.
Specialties and state licenses
- Internal medicine, MinnesotaPrimary
Internists near Dr. Walz
Counts of internists 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. Cara Sue Walz billed Medicare for 521 services in 2024
CMS data shows 521 Medicare services from Dr. Walz across 9 procedure codes in 2024, for 167 Medicare patients. Medicare paid $51,350 for them.
Dr. Walz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3062024: 3277%
- Tests and treatments
- 2023: 2152024: 15030%
- Surgery
- 2023: 612024: 4428%
Where Dr. Walz's Medicare services took place, 2024
- In an office19838%
- In a facility32362%
Dr. Walz compared with the Minnesota median for internists, 2024
- Dr. Walz
- Minnesota median
- Medicare services
- 521vs 33655% above
- Medicare patients
- 167vs 14813% above
- Part D claims
- 423vs 1442.9 times
Medians across 2,238 internists in Minnesota with Dmand AI profiles that report each measure.
Dr. Walz'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Walz and other internists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Cara Sue Walz treated 167 Medicare patients in 2024, average age 70
CMS counts 167 Medicare patients who saw Dr. Walz in 2024. The largest group is under 65, with 50 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 34% are also on Medicaid. Their average risk score is 5.59, 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. Walz's median patient age at 65, with 44% women.
Dr. Walz's Medicare patients by age, 2024
Dr. Walz's Medicare patients by sex, 2024
- Women7143%
- Men9657%
Chronic conditions among Dr. Walz's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease62%
- Diabetes56%
- Heart failure56%
- Atrial fibrillation41%
- Mood disorders39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Walz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Cara Sue Walz wrote 678 Medicare Part D claims in 2024
In 2024, Dr. Walz wrote 678 Medicare Part D claims for 116 patients. 94% of them were for generic drugs. CMS names the drug for 423 of them, across 17 drugs with 11 or more claims each, at $5,631 in total drug cost. In 2023, CMS named 530 claims across 24 drugs.
Dr. Walz's Part D claims by kind of drug, 2024
- Generic635 claims94%
- Brand-name and other43 claims6%
Dr. Walz'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.
Drug classes CMS tracks in Dr. Walz's Part D claims, 2024
- Antibiotics7%49 of 678 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5302024: 42320%
Drugs named by CMS: 17 in 2024, 24 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
How Dr. Cara Sue Walz takes part in Medicare
Dr. Walz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Cara Sue Walz received $228 in industry payments from 2016 to 2025
CMS Open Payments shows 9 general payments to Dr. Walz from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Relypsa, Inc. paid the most, $48.
General payments to Dr. Walz by program year, 2016 to 2025
Companies that paid Dr. Walz 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. Cara Sue Walz graduated from University of Iowa, RJ & L Carver College of Medicine
Dr. Walz graduated from University of Iowa, RJ & L Carver College of Medicine in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Cara Sue Walz'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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. Cara Sue Walz
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. Cara Sue Walz's NPI number?
Dr. Cara Sue Walz's NPI number is 1538126867. It was assigned on April 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Cara Sue Walz?
Dr. Cara Sue Walz is an internist in Saint Paul, Minnesota. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Cara Sue Walz practice?
Dr. Walz practices at 2854 Highway 55, Saint Paul, MN 55121. Dr. Walz's primary practice is Historical Hastings Dialysis in Saint Paul, Minnesota. Dmand AI also links Dr. Walz to 3 hospitals, 7 medical groups, 4 group practices and clinics and 3 dialysis centers.
What is Dr. Cara Sue Walz's office phone number?
The practice phone on file for Dr. Walz is (651) 438-2155.
What is Dr. Cara Sue Walz's medical license number?
Dr. Walz holds Minnesota license 39607.
Which hospitals is Dr. Cara Sue Walz affiliated with?
Dr. Walz is affiliated with United Hospital. Dmand AI links Dr. Walz to 3 more hospitals.
What medical group is Dr. Cara Sue Walz part of?
Dr. Walz is linked to M Health Fairview Recovery Clinic. Dmand AI links Dr. Walz to 7 more medical groups.
Does Dr. Cara Sue Walz accept Medicare?
Yes. CMS data shows Dr. Walz billed Medicare for 521 services in 2024, and Dr. Walz accepts Medicare assignment.
How many Medicare patients does Dr. Cara Sue Walz see?
CMS counts 167 Medicare patients who saw Dr. Walz in 2024, with an average age of 70.
What services does Dr. Cara Sue Walz bill to Medicare?
In 2024, Dr. Walz's most billed Medicare services were hospital inpatient care (99232), dialysis (90961) and surgery: heart and blood vessels (36415).
Show 4 more questionsShow fewer questions
Where did Dr. Cara Sue Walz go to medical school?
Dr. Walz graduated from University of Iowa, RJ & L Carver College of Medicine in 1995.
What drugs does Dr. Cara Sue Walz prescribe most?
In 2024 Medicare Part D data, Dr. Walz's most prescribed drugs by claims were Losartan Potassium, Amlodipine Besylate and Carvedilol.
Has Dr. Cara Sue Walz received payments from drug or device companies?
CMS Open Payments shows $228 in general payments to Dr. Walz from 8 companies from 2016 to 2025. The largest total came from Relypsa, Inc.
How long has Dr. Cara Sue Walz been practicing?
Dr. Walz graduated from medical school in 1995, 31 years ago.
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