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Dr. Frederick Chu, MD
NPI1316478167PAC ID1355769803
- Medicare services, 2024
- 242
- Medicare patients, 2024
- 230
- Part D claims, 2024
- 144
- Publications
- 1
- Hospital affiliations
- 6
- Practice address
- 2310 Craig Rd, Eau Claire, WI 54701
- Practice phone
- Call (715) 858-8100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chu's professional email, personal email and mobile number
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Dr. Frederick Chu is an emergency medicine physician in Eau Claire, Wisconsin
Dr. Chu practices at Marshfield Medical Center - Eau Claire in Eau Claire, Wisconsin, part of Sanford Health.
Dr. Chu's NPI, 1316478167, was assigned on March 23, 2017. Dr. Chu graduated from University of Illinois College of Medicine - Chicago in 2017. Dr. Chu's District of Columbia license number on file is MD048398.
NPI and contact details
- NPI
- 1316478167NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355769803
- NPI enumeration date
- March 23, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (715) 858-8100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Frederick Chu practices at Marshfield Medical Center - Eau Claire in Eau Claire, Wisconsin
Dr. Chu's primary practice is Marshfield Medical Center - Eau Claire, at 2310 Craig Rd, Eau Claire, WI 54701 in Eau Claire County. The practice phone is (715) 858-8100.
- Marshfield Medical Center - Eau Claire2310 Craig Rd, Eau Claire, WI 54701 · Eau Claire CountyPhone(715) 858-8100
Source: Dmand AI Affiliation Data
Dr. Frederick Chu is affiliated with 6 sites of care and 9 medical groups
Dr. Chu's primary practice is Marshfield Medical Center - Eau Claire in Eau Claire, Wisconsin, part of Sanford Health. Dr. Chu is also affiliated with Cary Medical Center. The medical group on file is Cary Medical Center. Dmand AI also links Dr. Chu to 4 more hospitals and 8 medical groups, each named with a free account.
Cary Medical CenterCary Medical Center4 hospitalsNames with a free account8 medical groupsNames with a free account
See all 15 affiliations for Dr. ChuSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Frederick Chu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chu practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Marshfield Medical Center - Eau Claire | Available with a free account |
| +5 more sites and 8 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Frederick Chu is one of 1,211 emergency medicine physicians in Wisconsin
Emergency medicine is Dr. Chu's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Chu is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Chu's licenses on file in 4 states: District of Columbia, Maine, Tennessee and Nebraska.
Specialties and state licenses
- Emergency medicine, District of ColumbiaPrimary
- Maine license
- Tennessee license
- Nebraska license
Emergency medicine physicians near Dr. Chu
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
1,211emergency medicine physicians in Wisconsin43emergency medicine physicians in Eau Claire4emergency medicine physicians at Marshfield Medical Center - Eau Claire
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Frederick Chu billed Medicare for 242 services in 2024
CMS data shows 242 Medicare services from Dr. Chu across 2 procedure codes in 2024, for 230 Medicare patients. Medicare paid $27,439 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024242
Medicare patients230
Paid by Medicare$27,439
Procedure codes2
Dr. Chu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1602024: 24251%
Dr. Chu compared with the Wisconsin median for emergency medicine physicians, 2024
- Dr. Chu
- Wisconsin median
- Medicare services
- 242vs 246Close to median
- Medicare patients
- 230vs 221Close to median
- Part D claims
- 63vs 5711% above
Medians across 1,249 emergency medicine physicians in Wisconsin with Dmand AI profiles that report each measure.
Dr. Chu'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. Chu?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chu and other emergency medicine physicians in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Frederick Chu treated 230 Medicare patients in 2024, average age 73
CMS counts 230 Medicare patients who saw Dr. Chu in 2024. The largest group is 65 to 74, with 68 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 33% are also on Medicaid. Their average risk score is 2.04, 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. Chu's median patient age at 51, with 46% women.
Medicare patients, 2024230
Average age73
Average risk score2.04
Also on Medicaid33%
Dr. Chu's Medicare patients by age, 2024
Dr. Chu's Medicare patients by sex, 2024
- Women11349%
- Men11751%
Chronic conditions among Dr. Chu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Arthritis64%
- Mood disorders43%
- Diabetes40%
- Anxiety37%
- Depression37%
- Ischemic heart disease35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Frederick Chu wrote 144 Medicare Part D claims in 2024
In 2024, Dr. Chu wrote 144 Medicare Part D claims for 83 patients. 93% of them were for generic drugs. CMS names the drug for 63 of them, across 4 drugs with 11 or more claims each, at $335 in total drug cost. In 2023, CMS named 36 claims across 2 drugs.
Part D claims, 2024144
Drugs named by CMS4
Total drug cost$335
Part D patients83
Dr. Chu's Part D claims by kind of drug, 2024
- Generic134 claims93%
- Brand-name and other10 claims7%
Dr. Chu'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. Chu's Part D claims, 2024
- Antibiotics24%35 of 144 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: 362024: 6375%
Drugs named by CMS: 4 in 2024, 2 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. Frederick Chu takes part in Medicare
Dr. Chu 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. Frederick Chu has 1 publication on record
Dmand AI links 1 paper to Dr. Chu. Dr. Chu's most frequent co-authors are Adam J. Rutenberg, DO and Joseph Ryan Skrabal, MD.
Papers1
Dr. Chu's most frequent co-authors
Recent publications by Dr. Chu
See who Dr. Chu researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chu 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
Dr. Frederick Chu graduated from University of Illinois College of Medicine - Chicago
Dr. Chu graduated from University of Illinois College of Medicine - Chicago in 2017.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Frederick Chu accepts plans from 7 insurance carriers
Dr. Chu is in network with 7 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- AR State Medicaid
- Blue Cross and Blue Shield of Nebraska
- CMS Medicare
- HCSC
Plan types Dr. Chu accepts, by number of carriers
- PPO5
- HMO3
- Medicare3
- POS3
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Frederick Chu'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) |
| 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 Dr. Frederick Chu
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. Frederick Chu's NPI number?
Dr. Frederick Chu's NPI number is 1316478167. It was assigned on March 23, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Frederick Chu?
Dr. Frederick Chu is an emergency medicine physician in Eau Claire, Wisconsin. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Frederick Chu practice?
Dr. Chu practices at 2310 Craig Rd, Eau Claire, WI 54701. Dr. Chu's primary practice is Marshfield Medical Center - Eau Claire in Eau Claire, Wisconsin, part of Sanford Health. Dmand AI also links Dr. Chu to 4 hospitals and 8 medical groups.
What is Dr. Frederick Chu's office phone number?
The practice phone on file for Dr. Chu is (715) 858-8100.
What is Dr. Frederick Chu's medical license number?
Dr. Chu's District of Columbia license number on file is MD048398, one of the licenses on file in 4 states.
Which states has Dr. Frederick Chu been licensed in?
Dmand AI has state licenses on file for Dr. Chu in District of Columbia (2020 to 2024), Maine (2025 to 2027), Tennessee (2024 to 2027) and Nebraska (2023 to 2026).
Which hospitals is Dr. Frederick Chu affiliated with?
Dr. Chu practices at Marshfield Medical Center - Eau Claire in Eau Claire, Wisconsin. Dr. Chu is also affiliated with Cary Medical Center. Dmand AI links Dr. Chu to 4 more hospitals.
What medical group is Dr. Frederick Chu part of?
Dr. Chu is linked to Cary Medical Center. Dmand AI links Dr. Chu to 8 more medical groups.
Does Dr. Frederick Chu accept Medicare?
Yes. CMS data shows Dr. Chu billed Medicare for 242 services in 2024, and Dr. Chu accepts Medicare assignment.
How many Medicare patients does Dr. Frederick Chu see?
CMS counts 230 Medicare patients who saw Dr. Chu in 2024, with an average age of 73.
Show 8 more questionsShow fewer questions
Is Dr. Frederick Chu board certified?
Yes. Dr. Chu is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Frederick Chu bill to Medicare?
In 2024, Dr. Chu's most billed Medicare services were emergency department visit (99285) and emergency department visit (99284).
Where did Dr. Frederick Chu go to medical school?
Dr. Chu graduated from University of Illinois College of Medicine - Chicago in 2017.
What drugs does Dr. Frederick Chu prescribe most?
In 2024 Medicare Part D data, Dr. Chu's most prescribed drugs by claims were Ibuprofen, Methocarbamol and Ondansetron ODT.
How long has Dr. Frederick Chu been practicing?
Dr. Chu graduated from medical school in 2017, 9 years ago.
Does Dr. Frederick Chu do research?
Dmand AI links 1 publication to Dr. Chu.
Who does Dr. Frederick Chu publish with?
Dr. Chu's most frequent co-authors are Adam J. Rutenberg, DO (1 shared paper) and Joseph Ryan Skrabal, MD (1 shared paper).
What insurance does Dr. Frederick Chu accept?
Dr. Chu is in network with 7 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.
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