Eric Aaserude

  • Walnut Creek, CA
  • Emergency medicine physician
NPI1811491194PAC ID6608122932
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
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Personal email
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Mobile number
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Social profiles

Primary practice

Walnut Creek Medical Center

Hospital · Walnut Creek, California

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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 and contact details
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.

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.

EHR by site
SiteEHR vendor and product
Walnut Creek Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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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, CaliforniaPrimaryLicense 194406 · 2024 to 2026 · taxonomy 207P00000X
  • Ohio licenseLicense 57.246252 · 2018 to 2025

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.

Medicare services, 2024264
Medicare patients203
Paid by Medicare$18,745
Procedure codes5

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.

See all procedures by Eric Aaserude

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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.

Medicare patients, 2024203
Average age73
Average risk score2.15
Also on Medicaid31%

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

  1. High blood pressure75%
  2. High cholesterol74%
  3. Arthritis53%
  4. Anxiety47%
  5. Diabetes43%
  6. Chronic kidney disease41%
  7. Mood disorders40%
  8. 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.

Part D claims, 2024152
Drugs named by CMS4
Total drug cost$430
Part D patients123

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.

See all prescribing by Eric Aaserude

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.

Papers4
Years published2015 to 2019

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

See all 4 publications and co-authors

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.

How network discovery works

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.

  1. Medical schoolUniversity of Rochester School of Medicine and Dentistry
  2. Board certified in emergency medicineAmerican Board of 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

  1. EPO1
  2. HMO1
  3. Medicaid1
  4. Medicare1
  5. POS1

Source: Dmand AI Insurance Network Data

Sources for Eric Aaserude's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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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