West J Emerg Med
Eric Aaserude
- Medicare services, 2024
- 264
- Medicare patients, 2024
- 203
- Part D claims, 2024
- 152
- Publications
- 4
- MIPS score, 2024
- 86
- Practice address
- 1425 S Main Street, Walnut Creek, CA 94596
- Practice phone
- Call (925) 295-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Eric Aaserude's professional email, personal email and mobile number
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Eric Aaserude is an emergency medicine physician in Walnut Creek, California
Eric Aaserude practices at Walnut Creek Medical Center in Walnut Creek, California, part of Kaiser Permanente.
Eric Aaserude's NPI, 1811491194, was assigned on March 21, 2018. Eric Aaserude graduated from University of Rochester School of Medicine and Dentistry in 2018. Eric Aaserude holds California license 194406.
- NPI
- 1811491194NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608122932
- NPI enumeration date
- March 21, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 295-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Eric Aaserude practices at Walnut Creek Medical Center in Walnut Creek, California
Eric Aaserude's primary practice is Walnut Creek Medical Center, at 1425 S Main Street, Walnut Creek, CA 94596 in Contra Costa County. The practice phone is (925) 295-4000.
- Walnut Creek Medical Center1425 S Main Street, Walnut Creek, CA 94596 · Contra Costa CountyPhone(925) 295-4000
Source: Dmand AI Affiliation Data
Eric Aaserude is affiliated with 2 sites of care and 1 medical group
Eric Aaserude's primary practice is Walnut Creek Medical Center in Walnut Creek, California, part of Kaiser Permanente. Eric Aaserude is also affiliated with Antioch Medical Center. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Eric Aaserude's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Eric Aaserude practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Walnut Creek Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Eric Aaserude is one of 7,423 emergency medicine physicians in California
Emergency medicine is Eric Aaserude's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Eric Aaserude is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Eric Aaserude's licenses on file in 2 states: California and Ohio.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Ohio license
Emergency medicine physicians near Eric Aaserude
Counts of emergency medicine physicians 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
Eric Aaserude billed Medicare for 264 services in 2024
CMS data shows 264 Medicare services from Eric Aaserude across 5 procedure codes in 2024, for 203 Medicare patients. Medicare paid $18,745 for them. Every service was in a facility, such as a hospital, rather than an office.
Eric Aaserude's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3662024: 20644%
- Tests and treatments
- 2023: 942024: 5838%
Eric Aaserude compared with the California median for emergency medicine physicians, 2024
- Eric Aaserude
- California median
- Medicare services
- 264vs 265Close to median
- Medicare patients
- 203vs 24316% below
- Part D claims
- 64vs 62Close to median
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Eric Aaserude'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 Eric Aaserude and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Eric Aaserude treated 203 Medicare patients in 2024, average age 73
CMS counts 203 Medicare patients who saw Eric Aaserude in 2024. The largest group is 75 to 84, with 72 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 31% are also on Medicaid. Their average risk score is 2.15, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Eric Aaserude's median patient age at 39, with 60% women.
Eric Aaserude's Medicare patients by age, 2024
Eric Aaserude's Medicare patients by sex, 2024
- Women11054%
- Men9346%
Chronic conditions among Eric Aaserude's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis53%
- Anxiety47%
- Diabetes43%
- Chronic kidney disease41%
- Mood disorders40%
- Depression39%
Share of Medicare patients with each condition. A patient can have several.
Eric Aaserude's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Eric Aaserude wrote 152 Medicare Part D claims in 2024
In 2024, Eric Aaserude wrote 152 Medicare Part D claims for 123 patients. 97% of them were for generic drugs. CMS names the drug for 64 of them, across 4 drugs with 11 or more claims each, at $430 in total drug cost. In 2023, CMS named 87 claims across 4 drugs.
Eric Aaserude's Part D claims by kind of drug, 2024
- Generic147 claims97%
- Brand-name and other5 claims3%
Eric Aaserude'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 Eric Aaserude's Part D claims, 2024
- Opioids12%18 of 152 claims
- Antibiotics36%55 of 152 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: 872024: 6426%
Drugs named by CMS: 4 in 2024, 4 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
Eric Aaserude scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Eric Aaserude for performance year 2024, reported as part of a group. Eric Aaserude accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Eric Aaserude's MIPS scores, performance year 2024
- 86of 100Final score
- 75.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 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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Eric Aaserude has 4 publications on record
Dmand AI links 4 papers to Eric Aaserude, published from 2015 to 2019. 2016 was the busiest year, with 2. The most frequent topics are Emergency Service, Hospital and Health Services Accessibility. Eric Aaserude's most frequent co-author is Tippi C. Mackenzie, MD.
Eric Aaserude's papers by year, 2015 to 2019
Topics Eric Aaserude writes about most
- Emergency Service, Hospital
- Health Services Accessibility
Eric Aaserude's most frequent co-authors
Recent publications by Eric Aaserude
Cell Stem Cell
See who Eric Aaserude researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Eric Aaserude works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Eric Aaserude graduated from University of Rochester School of Medicine and Dentistry
Eric Aaserude graduated from University of Rochester School of Medicine and Dentistry in 2018.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Eric Aaserude accepts plans from 3 insurance carriers
Eric Aaserude is in network with 3 carriers, including Kaiser Permanente, CMS Medicare and GA State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
- GA State Medicaid
Plan types Eric Aaserude accepts, by number of carriers
- EPO1
- HMO1
- Medicaid1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Eric Aaserude'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 |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Eric Aaserude
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Eric Aaserude's NPI number?
Eric Aaserude's NPI number is 1811491194. It was assigned on March 21, 2018, and it is active in the NPI Registry.
What does Eric Aaserude specialize in?
Eric Aaserude is an emergency medicine physician in Walnut Creek, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Eric Aaserude practice?
Eric Aaserude practices at 1425 S Main Street, Walnut Creek, CA 94596. Eric Aaserude's primary practice is Walnut Creek Medical Center in Walnut Creek, California, part of Kaiser Permanente.
What is Eric Aaserude's office phone number?
The practice phone on file for Eric Aaserude is (925) 295-4000.
What is Eric Aaserude's medical license number?
Eric Aaserude holds California license 194406, one of the licenses on file in 2 states.
Which states has Eric Aaserude been licensed in?
Dmand AI has state licenses on file for Eric Aaserude in California (2024 to 2026) and Ohio (2018 to 2025).
Which hospitals is Eric Aaserude affiliated with?
Eric Aaserude practices at Walnut Creek Medical Center in Walnut Creek, California. Eric Aaserude is also affiliated with Antioch Medical Center.
What medical group is Eric Aaserude part of?
Eric Aaserude is linked to The Permanente Medical Group, Inc.
Does Eric Aaserude accept Medicare?
Yes. CMS data shows Eric Aaserude billed Medicare for 264 services in 2024, and Eric Aaserude accepts Medicare assignment.
What is Eric Aaserude's MIPS score?
Eric Aaserude's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
Show 9 more questionsShow fewer questions
How many Medicare patients does Eric Aaserude see?
CMS counts 203 Medicare patients who saw Eric Aaserude in 2024, with an average age of 73.
Is Eric Aaserude board certified?
Yes. Eric Aaserude is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Eric Aaserude bill to Medicare?
In 2024, Eric Aaserude's most billed Medicare services were emergency department visit (99284), emergency department visit (99285) and heart test or procedure (93010).
Where did Eric Aaserude go to medical school?
Eric Aaserude graduated from University of Rochester School of Medicine and Dentistry in 2018.
What drugs does Eric Aaserude prescribe most?
In 2024 Medicare Part D data, Eric Aaserude's most prescribed drugs by claims were Cephalexin, Ondansetron ODT and Oxycodone HCl.
How long has Eric Aaserude been practicing?
Eric Aaserude graduated from medical school in 2018, 8 years ago.
Does Eric Aaserude do research?
Dmand AI links 4 publications to Eric Aaserude, published from 2015 to 2019.
Who does Eric Aaserude publish with?
Eric Aaserude's most frequent co-authors are Tippi C. Mackenzie, MD (1 shared paper).
What insurance does Eric Aaserude accept?
Eric Aaserude is in network with 3 carriers, including Kaiser Permanente, CMS Medicare and GA State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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