Dr. William Brian Acker II, MD

  • Taylor, MI
  • Orthopedic surgeon
NPI1487947362PAC ID8426287517
Medicare services, 2024
918
Medicare patients, 2026
123
Part D claims, 2026
502
Publications
3
Hospital affiliations
5
Practice address
10000 Telegraph Road, Taylor, MI 48180
Practice phone
Call (313) 295-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Corewell Health Taylor Hospital

Hospital · Taylor, Michigan

See all 13 affiliations

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Dr. William Brian Acker II is an orthopedic surgeon in Taylor, Michigan

Dr. Acker practices at Corewell Health Taylor Hospital in Taylor, Michigan, part of Corewell Health.

Dr. Acker's NPI, 1487947362, was assigned on May 25, 2011. Dr. Acker graduated from Tulane School of Medicine in 2011. Dr. Acker's Michigan license number on file is 4301098266.

NPI and contact details
Medicare PAC ID
8426287517
NPI enumeration date
May 25, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(313) 295-5000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
41
Medical school graduation
2011

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. William Brian Acker II practices at Corewell Health Taylor Hospital in Taylor, Michigan

Dr. Acker's primary practice is Corewell Health Taylor Hospital, at 10000 Telegraph Road, Taylor, MI 48180 in Wayne County. The practice phone is (313) 295-5000.

Source: Dmand AI Affiliation Data

Dr. William Brian Acker II is affiliated with 9 sites of care and 4 medical groups

Dr. Acker's primary practice is Corewell Health Taylor Hospital in Taylor, Michigan, part of Corewell Health. Dr. Acker is also affiliated with Corewell Health William Beaumont University Hospital. The medical group on file is Beaumont Medical Group - Specialty Services. Dmand AI also links Dr. Acker to 3 more hospitals, 4 group practices and clinics and 3 medical groups, each named with a free account.

See all 13 affiliations for Dr. Acker

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. William Brian Acker II's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Acker practices, 9 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Corewell Health Taylor HospitalAvailable with a free account
+8 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. William Brian Acker II is one of 823 orthopedic surgeons in Michigan

Orthopaedic surgery is Dr. Acker's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Acker is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dr. Acker has a license on file in Michigan.

Specialties and state licenses

  • Orthopaedic surgery, MichiganPrimaryLicense 4301098266 · 2011 to 2025 · taxonomy 207X00000X

Clinical focus

Dmand AI lists arthritis, carpal tunnel syndrome, fluid in a joint, hand joint or tendon inflammation, joint arthropathy, joint pain, knee arthroscopy and knee injury among the conditions Dr. Acker treats.

Orthopedic surgeons near Dr. Acker

Counts of orthopedic surgeons 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. William Brian Acker II billed Medicare for 918 services in 2024

CMS data shows 918 Medicare services from Dr. Acker across 7 procedure codes in 2024, for 123 Medicare patients. Medicare paid $17,621 for them. Every service was in an office.

Medicare services, 2024918
Medicare patients123
Paid by Medicare$17,621
Procedure codes7

Dr. Acker's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 4842024: 59222%
Office and hospital visits
2023: 1792024: 13226%
Imaging
2023: 1242024: 124No change
Surgery
2023: 642024: 709%

Dr. Acker compared with the Michigan median for orthopedic surgeons, 2024

  • Dr. Acker
  • Michigan median
Medicare services
918vs 52376% above
Medicare patients
123vs 17228% below
Part D claims
456vs 805.7 times

Medians across 781 orthopedic surgeons in Michigan with Dmand AI profiles that report each measure.

Dr. Acker'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 Dr. Acker

Need commercial claims for Dr. Acker?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Acker and other orthopedic surgeons in Michigan.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. William Brian Acker II treated 123 Medicare patients in 2026, average age 70

CMS counts 123 Medicare patients who saw Dr. Acker in 2026. The largest group is 65 to 74, with 69 patients. 75% of them have arthritis, and 72% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.00, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Acker's median patient age at 51, with 50% women.

Medicare patients, 2026123
Average age70
Average risk score1.00
Also on Medicaid19%

Dr. Acker's Medicare patients by age, 2026

CMS leaves out age groups with fewer than 11 patients.

Dr. Acker's Medicare patients by sex, 2026

  • Women7662%
  • Men4738%

Chronic conditions among Dr. Acker's Medicare patients, 2026

  1. Arthritis75%
  2. High cholesterol72%
  3. High blood pressure67%
  4. Ischemic heart disease31%
  5. Diabetes28%
  6. Anxiety22%
  7. Mood disorders22%
  8. Asthma20%

Share of Medicare patients with each condition. A patient can have several.

Dr. Acker'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

  • Women50%
  • Men49%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data

Dr. William Brian Acker II wrote 502 Medicare Part D claims in 2026

In 2026, Dr. Acker wrote 502 Medicare Part D claims for 145 patients. 100% of them were for generic drugs. CMS names the drug for 456 of them, across 10 drugs with 11 or more claims each, at $3,093 in total drug cost. In 2023, CMS named 460 claims across 11 drugs.

Part D claims, 2026502
Drugs named by CMS10
Total drug cost$3,093
Part D patients145

Dr. Acker's Part D claims by kind of drug, 2026

  • Generic500 claims100%
  • Brand-name and other2 claims0%

Dr. Acker'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. Acker's Part D claims, 2026

  • Opioids15%74 of 502 claims
  • Antibiotics6%29 of 502 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: 4602024: 4561%

Drugs named by CMS: 10 in 2024, 11 in 2023.

See all prescribing by Dr. Acker

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2026 data

Dr. William Brian Acker II ranks in the 55th percentile for upper limb (arm) arthroscopy (minimally invasive joint repair) in Medicare

Dr. Acker accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 15 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Acker, more than 55% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Acker ranks in Medicare procedure volume

Upper limb (arm) arthroscopy (minimally invasive joint repair)
55th percentile15 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Lower limb (leg) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. William Brian Acker II has 3 publications on record

Dmand AI links 3 papers to Dr. Acker. Dr. Acker's most frequent co-authors are Frances Anne Farley, MD, Hilary M. Haftel, MD and Todd Andrew Irwin, MD.

Papers3

Dr. Acker's most frequent co-authors

Recent publications by Dr. Acker

See all 3 publications and co-authors

See who Dr. Acker researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Acker works with, so you can find a warm path to the right orthopedic surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. William Brian Acker II received $45,728 in industry payments from 2016 to 2025

CMS Open Payments shows 313 general payments to Dr. Acker from 20 drug and device companies from 2016 to 2025. Education make up the largest share, 39% of the total. Pinnacle, Inc paid the most, $18,693.

General payments to Dr. Acker by program year, 2016 to 2025

General payments to Dr. Acker by kind, 2016 to 2025

$45.7Kin total
  • Education$17,99539%
  • Food and beverage$14,37431%
  • Travel and lodging$10,60923%
  • Consulting fees$2,7506%

Companies that paid Dr. Acker the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Acker

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. William Brian Acker II has 1 award and honors on record

Dmand AI lists 1 award for Dr. Acker, most recently AOA Inductee 2011 in 2011.

Awards and honors for Dr. Acker

  1. 2011
    • AOA Inductee 2011

Source: Dmand AI Professional Profile Data

Dr. William Brian Acker II graduated from Tulane School of Medicine

Dr. Acker graduated from Tulane School of Medicine in 2011. Dr. Acker is a member of AOA, AAOS and AOSSM.

  1. Medical schoolTulane School of Medicine
  2. Board certified in orthopaedic surgeryAmerican Board of Orthopaedic Surgery

Source: Dmand AI Professional Profile Data

Dr. William Brian Acker II accepts plans from 18 insurance carriers

Dr. Acker is in network with 18 carriers, including Aetna, Health Alliance Plan and United Healthcare. HMO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Plan types Dr. Acker accepts, by number of carriers

  1. HMO11
  2. PPO11
  3. Medicare10
  4. POS6
  5. EPO5
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. William Brian Acker II'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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 Dr. William Brian Acker II

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. William Brian Acker II's NPI number?

Dr. William Brian Acker II's NPI number is 1487947362. It was assigned on May 25, 2011, and it is active in the NPI Registry.

What kind of doctor is Dr. William Brian Acker II?

Dr. William Brian Acker II is an orthopedic surgeon in Taylor, Michigan. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Dr. William Brian Acker II practice?

Dr. Acker practices at 10000 Telegraph Road, Taylor, MI 48180. Dr. Acker's primary practice is Corewell Health Taylor Hospital in Taylor, Michigan, part of Corewell Health. Dmand AI also links Dr. Acker to 3 hospitals, 4 group practices and clinics and 3 medical groups, and a free account names each one.

What is Dr. William Brian Acker II's office phone number?

The practice phone on file for Dr. Acker is (313) 295-5000. Dmand AI also checks direct phone and mobile numbers, available with a free account.

What is Dr. William Brian Acker II's email address?

Dmand AI checks professional and personal email addresses for Dr. Acker through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.

What is Dr. William Brian Acker II's medical license number?

Dr. Acker's Michigan license number on file is 4301098266.

Which hospitals is Dr. William Brian Acker II affiliated with?

Dr. Acker practices at Corewell Health Taylor Hospital in Taylor, Michigan. Dr. Acker is also affiliated with Corewell Health William Beaumont University Hospital. Dmand AI links Dr. Acker to 3 more hospitals, named with a free account.

What medical group is Dr. William Brian Acker II part of?

Dr. Acker is linked to Beaumont Medical Group - Specialty Services. Dmand AI links Dr. Acker to 3 more medical groups, named with a free account.

Who does Dr. William Brian Acker II practice with?

Dmand AI links 1,164 HCPs to Dr. Acker's primary medical group, 55 of them orthopedic surgeons. A free account lists them, with verified contacts.

Does Dr. William Brian Acker II accept Medicare?

Yes. CMS data shows Dr. Acker billed Medicare for 918 services in 2024, and Dr. Acker accepts Medicare assignment.

Show 11 more questionsShow fewer questions

How many Medicare patients does Dr. William Brian Acker II see?

CMS counts 123 Medicare patients who saw Dr. Acker in 2026, with an average age of 70.

Is Dr. William Brian Acker II board certified?

Yes. Dr. Acker is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.

What services does Dr. William Brian Acker II bill to Medicare?

In 2024, Dr. Acker's most billed Medicare services were injected or infused drug (J3301), diagnostic imaging (73030) and office visit, established patient (99213).

Where did Dr. William Brian Acker II go to medical school?

Dr. Acker graduated from Tulane School of Medicine in 2011.

What drugs does Dr. William Brian Acker II prescribe most?

In 2024 Medicare Part D data, Dr. Acker's most prescribed drugs by claims were Meloxicam, Celecoxib and Methocarbamol.

Has Dr. William Brian Acker II received payments from drug or device companies?

CMS Open Payments shows $45,728 in general payments to Dr. Acker from 20 companies from 2016 to 2025. The largest total came from Pinnacle, Inc.

How long has Dr. William Brian Acker II been practicing?

Dr. Acker graduated from medical school in 2011, 15 years ago.

Does Dr. William Brian Acker II do research?

Dmand AI links 3 publications to Dr. Acker.

Who does Dr. William Brian Acker II publish with?

Dr. Acker's most frequent co-authors are Frances Anne Farley, MD (1 shared paper), Hilary M. Haftel, MD (1 shared paper) and Todd Andrew Irwin, MD (1 shared paper).

What EHR does Dr. William Brian Acker II's practice use?

Dmand AI tracks the EHR system at Corewell Health Taylor Hospital and at 8 more sites and 3 medical groups. The vendor and product are available with a free Dmand AI account.

What insurance does Dr. William Brian Acker II accept?

Dr. Acker is in network with 18 carriers, including Aetna, Health Alliance Plan and United Healthcare. HMO plans come from the most carriers, 11. Check the plan with the practice before a visit. The full carrier list is available with a free Dmand AI account.

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