J Cardiothorac Vasc Anesth
Cardiac Pacing, ArtificialHeart ArrestMitral Valve Insufficiency
Dr. Andrew A. Hollatz, MD
NPI1154525087PAC ID5597933242
- Medicare services, 2024
- 340
- Medicare patients, 2024
- 441
- Publications
- 4
- Hospital affiliations
- 1
- Medical groups
- 2
- Practice address
- 915 East 1st Street, Duluth, MN 55805
- Practice phone
- Call (218) 249-5555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hollatz's professional email, personal email and mobile number
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Dr. Andrew A. Hollatz is an anesthesiologist in Duluth, Minnesota
Dr. Hollatz practices at Aspirus St. Luke's Hospital in Duluth, Minnesota, part of Aspirus.
Dr. Hollatz's NPI, 1154525087, was assigned on June 13, 2007. Dr. Hollatz graduated from University of Minnesota Medical School in 2007. Dr. Hollatz holds Minnesota license 62901.
NPI and contact details
- NPI
- 1154525087NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597933242
- NPI enumeration date
- June 13, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (218) 249-5555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrew A. Hollatz practices at Aspirus St. Luke's Hospital in Duluth, Minnesota
Dr. Hollatz's primary practice is Aspirus St. Luke's Hospital, at 915 East 1st Street, Duluth, MN 55805 in St. Louis County. The practice phone is (218) 249-5555.
- Aspirus St. Luke's Hospital915 East 1st Street, Duluth, MN 55805 · St. Louis CountyPhone(218) 249-5555
Source: Dmand AI Affiliation Data
Dr. Andrew A. Hollatz is affiliated with 1 site of care and 2 medical groups
Dr. Hollatz's primary practice is Aspirus St. Luke's Hospital in Duluth, Minnesota, part of Aspirus. The medical group on file is Aspirus St. Luke's Hospital. Dmand AI also links Dr. Hollatz to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Andrew A. Hollatz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hollatz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aspirus St. Luke's Hospital | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrew A. Hollatz is one of 816 anesthesiologists in Minnesota
Anesthesiology is Dr. Hollatz's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Hollatz is licensed in Minnesota.
Specialties and state licenses
- Anesthesiology, MinnesotaPrimary
Anesthesiologists near Dr. Hollatz
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
816anesthesiologists in Minnesota38anesthesiologists in Duluth12anesthesiologists at Aspirus St. Luke's Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Andrew A. Hollatz billed Medicare for 340 services in 2024
CMS data shows 340 Medicare services from Dr. Hollatz across 14 procedure codes in 2024, for 441 Medicare patients. Medicare paid $20,071 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024340
Medicare patients441
Paid by Medicare$20,071
Procedure codes14
Dr. Hollatz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 2622024: 30115%
- Surgery
- 2023: 572024: 3932%
Dr. Hollatz compared with the Minnesota median for anesthesiologists, 2024
- Dr. Hollatz
- Minnesota median
- Medicare services
- 340vs 724.7 times
- Medicare patients
- 441vs 1622.7 times
Medians across 771 anesthesiologists in Minnesota with Dmand AI profiles that report each measure.
Dr. Hollatz'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.
Need commercial claims for Dr. Hollatz?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hollatz and other anesthesiologists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Andrew A. Hollatz treated 441 Medicare patients in 2024, average age 73
CMS counts 441 Medicare patients who saw Dr. Hollatz in 2024. The largest group is 65 to 74, with 206 patients. 75% of them have high blood pressure, and 68% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hollatz's median patient age at 69, with 51% women.
Medicare patients, 2024441
Average age73
Average risk score1.25
Also on Medicaid12%
Dr. Hollatz's Medicare patients by age, 2024
Dr. Hollatz's Medicare patients by sex, 2024
- Women22551%
- Men21649%
Chronic conditions among Dr. Hollatz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol68%
- Arthritis39%
- Diabetes27%
- Mood disorders26%
- Atrial fibrillation24%
- Anxiety23%
- Ischemic heart disease23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hollatz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Andrew A. Hollatz takes part in Medicare
Dr. Hollatz 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. Andrew A. Hollatz has 4 publications on record
Dmand AI links 4 papers to Dr. Hollatz, published from 2014 to 2016. 2015 was the busiest year, with 2. The most frequent topics are Mitral Valve Insufficiency, Chordae Tendineae and Echocardiography, Three-Dimensional. Dr. Hollatz's most frequent co-authors are Husam H. Balkhy, Mark A. Chaney and Valluvan Jeevanandam.
Papers4
Years published2014 to 2016
Dr. Hollatz's papers by year, 2014 to 2016
Topics Dr. Hollatz writes about most
- Mitral Valve Insufficiency
- Chordae Tendineae
- Echocardiography, Three-Dimensional
- Mitral Valve
Dr. Hollatz's most frequent co-authors
Recent publications by Dr. Hollatz
Eur Heart J Cardiovasc Imaging
Chordae TendineaeEchocardiography, Three-DimensionalMitral Valve
J Am Soc Echocardiogr
Anatomic LandmarksChordae TendineaeEchocardiography, Three-Dimensional
See who Dr. Hollatz researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hollatz works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Andrew A. Hollatz graduated from University of Minnesota Medical School
Dr. Hollatz graduated from University of Minnesota Medical School in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Andrew A. Hollatz'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Andrew A. Hollatz
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. Andrew A. Hollatz's NPI number?
Dr. Andrew A. Hollatz's NPI number is 1154525087. It was assigned on June 13, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrew A. Hollatz?
Dr. Andrew A. Hollatz is an anesthesiologist in Duluth, Minnesota. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Andrew A. Hollatz practice?
Dr. Hollatz practices at 915 East 1st Street, Duluth, MN 55805. Dr. Hollatz's primary practice is Aspirus St. Luke's Hospital in Duluth, Minnesota, part of Aspirus. Dmand AI also links Dr. Hollatz to 1 medical group.
What is Dr. Andrew A. Hollatz's office phone number?
The practice phone on file for Dr. Hollatz is (218) 249-5555.
What is Dr. Andrew A. Hollatz's medical license number?
Dr. Hollatz holds Minnesota license 62901.
Which hospitals is Dr. Andrew A. Hollatz affiliated with?
Dr. Hollatz practices at Aspirus St. Luke's Hospital in Duluth, Minnesota.
What medical group is Dr. Andrew A. Hollatz part of?
Dr. Hollatz is linked to Aspirus St. Luke's Hospital. Dmand AI links Dr. Hollatz to 1 more medical group.
Does Dr. Andrew A. Hollatz accept Medicare?
Yes. CMS data shows Dr. Hollatz billed Medicare for 340 services in 2024, and Dr. Hollatz accepts Medicare assignment.
How many Medicare patients does Dr. Andrew A. Hollatz see?
CMS counts 441 Medicare patients who saw Dr. Hollatz in 2024, with an average age of 73.
What services does Dr. Andrew A. Hollatz bill to Medicare?
In 2024, Dr. Hollatz's most billed Medicare services were anesthesia (00731), anesthesia (00811) and anesthesia (00104).
Show 4 more questionsShow fewer questions
Where did Dr. Andrew A. Hollatz go to medical school?
Dr. Hollatz graduated from University of Minnesota Medical School in 2007.
How long has Dr. Andrew A. Hollatz been practicing?
Dr. Hollatz graduated from medical school in 2007, 19 years ago.
Does Dr. Andrew A. Hollatz do research?
Dmand AI links 4 publications to Dr. Hollatz, published from 2014 to 2016.
Who does Dr. Andrew A. Hollatz publish with?
Dr. Hollatz's most frequent co-authors are Husam H. Balkhy (3 shared papers), Mark A. Chaney (3 shared papers) and Valluvan Jeevanandam (3 shared papers).
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