Dr. William Michael Roberts, MD

  • Evansville, IN
  • Anesthesiologist
NPI1336138650PAC ID7012934011
Medicare services, 2024
794
Medicare patients, 2024
355
Part D claims, 2024
865
MIPS score, 2024
87
Hospital affiliations
2
Practice address
600 Mary St, Evansville, IN 47747
Practice phone
Call (812) 450-3324
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Deaconess Midtown Hospital - Outpatient Therapy

Multi-Specialty Rehab Clinic · Evansville, Indiana

See all 7 affiliations

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Dr. William Michael Roberts is an anesthesiologist in Evansville, Indiana

Dr. Roberts practices at Deaconess Midtown Hospital - Outpatient Therapy in Evansville, Indiana.

Dr. Roberts' NPI, 1336138650, was assigned on October 19, 2005. Dr. Roberts graduated from University of Louisville School of Medicine in 1986. Dr. Roberts holds Indiana license 01051657A.

NPI and contact details
Medicare PAC ID
7012934011
NPI enumeration date
October 19, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(812) 450-3324
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
66
Medical school graduation
1986

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

Dr. William Michael Roberts practices at Deaconess Midtown Hospital - Outpatient Therapy in Evansville, Indiana

Dr. Roberts' primary practice is Deaconess Midtown Hospital - Outpatient Therapy, at 600 Mary St, Evansville, IN 47747. The practice phone is (812) 450-3324.

  • Deaconess Midtown Hospital - Outpatient Therapy
    600 Mary St, Evansville, IN 47747Phone(812) 450-3324

Source: Dmand AI Affiliation Data

Dr. William Michael Roberts is affiliated with 5 sites of care and 2 medical groups

Dr. Roberts' primary practice is Deaconess Midtown Hospital - Outpatient Therapy in Evansville, Indiana. Dr. Roberts is also affiliated with Deaconess Midtown Hospital. The medical group on file is Deaconess Health System. Dmand AI also links Dr. Roberts to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Roberts

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

Dmand AI tracks the EHR system at Dr. William Michael Roberts' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Roberts practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Deaconess Midtown Hospital - Outpatient TherapyAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. William Michael Roberts is one of 1,172 anesthesiologists in Indiana

Anesthesiology is Dr. Roberts' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Roberts is licensed in Indiana.

Specialties and state licenses

  • Anesthesiology, IndianaPrimaryLicense 01051657A · taxonomy 207L00000X

Anesthesiologists near Dr. Roberts

Counts of anesthesiologists 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 Michael Roberts billed Medicare for 794 services in 2024

CMS data shows 794 Medicare services from Dr. Roberts across 15 procedure codes in 2024, for 355 Medicare patients. Medicare paid $62,283 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024794
Medicare patients355
Paid by Medicare$62,283
Procedure codes15

Dr. Roberts' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 8052024: 68715%
Office and hospital visits
2023: 1552024: 10731%
Imaging
2023: 112024: 0100%

Dr. Roberts compared with the Indiana median for anesthesiologists, 2024

  • Dr. Roberts
  • Indiana median
Medicare services
794vs 6811.7 times
Medicare patients
355vs 1322.7 times
Part D claims
788vs 2334.3 times

Medians across 1,200 anesthesiologists in Indiana with Dmand AI profiles that report each measure.

Dr. Roberts' 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. Roberts

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

Dr. William Michael Roberts treated 355 Medicare patients in 2024, average age 73

CMS counts 355 Medicare patients who saw Dr. Roberts in 2024. The largest group is 65 to 74, with 167 patients. 75% of them have arthritis, and 75% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Roberts' median patient age at 73, with 57% women.

Medicare patients, 2024355
Average age73
Average risk score1.34
Also on Medicaid9%

Dr. Roberts' Medicare patients by age, 2024

Dr. Roberts' Medicare patients by sex, 2024

  • Women20658%
  • Men14942%

Chronic conditions among Dr. Roberts' Medicare patients, 2024

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Anxiety40%
  5. Diabetes38%
  6. Mood disorders34%
  7. Depression33%
  8. Ischemic heart disease32%

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

Dr. Roberts' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women57%
  • Men43%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. William Michael Roberts wrote 865 Medicare Part D claims in 2024

In 2024, Dr. Roberts wrote 865 Medicare Part D claims for 250 patients. 93% of them were for generic drugs. CMS names the drug for 788 of them, across 16 drugs with 11 or more claims each, at $43,657 in total drug cost. In 2023, CMS named 1,313 claims across 18 drugs.

Part D claims, 2024865
Drugs named by CMS16
Total drug cost$43,657
Part D patients250

Dr. Roberts' Part D claims by kind of drug, 2024

  • Generic803 claims93%
  • Brand-name62 claims7%

Dr. Roberts' 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. Roberts' Part D claims, 2024

  • Opioids69%595 of 865 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: 1,3132024: 78840%

Drugs named by CMS: 16 in 2024, 18 in 2023.

See all prescribing by Dr. Roberts

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

Dr. William Michael Roberts scored 87 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Roberts for performance year 2024, reported as part of a group. Dr. Roberts accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Roberts' MIPS scores, performance year 2024

  • 87of 100Final score
  • 82.6of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 72of 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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Dr. William Michael Roberts received $5,961 in industry payments from 2016 to 2025

CMS Open Payments shows 405 general payments to Dr. Roberts from 45 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $1,043.

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

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

$6Kin total
  • Food and beverage$5,947100%
  • Education$130%

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

Share is of all general payments to this clinician.

See all payments to Dr. Roberts

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

Dr. William Michael Roberts graduated from University of Louisville School of Medicine

Dr. Roberts graduated from University of Louisville School of Medicine in 1986.

  1. Medical schoolUniversity of Louisville School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. William Michael Roberts'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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 Michael Roberts

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 Michael Roberts' NPI number?

Dr. William Michael Roberts' NPI number is 1336138650. It was assigned on October 19, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. William Michael Roberts?

Dr. William Michael Roberts is an anesthesiologist in Evansville, Indiana. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).

Where does Dr. William Michael Roberts practice?

Dr. Roberts practices at 600 Mary St, Evansville, IN 47747. Dr. Roberts' primary practice is Deaconess Midtown Hospital - Outpatient Therapy in Evansville, Indiana. Dmand AI also links Dr. Roberts to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Dr. William Michael Roberts' office phone number?

The practice phone on file for Dr. Roberts is (812) 450-3324.

What is Dr. William Michael Roberts' medical license number?

Dr. Roberts holds Indiana license 01051657A.

Which hospitals is Dr. William Michael Roberts affiliated with?

Dr. Roberts is affiliated with Deaconess Midtown Hospital. Dmand AI links Dr. Roberts to 1 more hospital.

What medical group is Dr. William Michael Roberts part of?

Dr. Roberts is linked to Deaconess Health System. Dmand AI links Dr. Roberts to 1 more medical group.

Does Dr. William Michael Roberts accept Medicare?

Yes. CMS data shows Dr. Roberts billed Medicare for 794 services in 2024, and Dr. Roberts accepts Medicare assignment.

What is Dr. William Michael Roberts' MIPS score?

Dr. Roberts' MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.

How many Medicare patients does Dr. William Michael Roberts see?

CMS counts 355 Medicare patients who saw Dr. Roberts in 2024, with an average age of 73.

Show 5 more questionsShow fewer questions

What services does Dr. William Michael Roberts bill to Medicare?

In 2024, Dr. Roberts' most billed Medicare services were surgery: brain, spine and nerves (62323), surgery: bones and joints (20552) and surgery: bones and joints (27096).

Where did Dr. William Michael Roberts go to medical school?

Dr. Roberts graduated from University of Louisville School of Medicine in 1986.

What drugs does Dr. William Michael Roberts prescribe most?

In 2024 Medicare Part D data, Dr. Roberts' most prescribed drugs by claims were Hydrocodone-Acetaminophen, Oxycodone-Acetaminophen and Gabapentin.

Has Dr. William Michael Roberts received payments from drug or device companies?

CMS Open Payments shows $5,961 in general payments to Dr. Roberts from 45 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. William Michael Roberts been practicing?

Dr. Roberts graduated from medical school in 1986, 40 years ago.

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