Dr. William John Knaus II, MD
- Medicare services, 2024
- 487
- Medicare patients, 2024
- 125
- Part D claims, 2024
- 241
- MIPS score, 2024
- 95
- Hospital affiliations
- 2
- Practice address
- 6325 Hospital Parkway, Johns Creek, GA 30097
- Practice phone
- Call (678) 474-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Knaus' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. William John Knaus II is a plastic and reconstructive surgery physician in Duluth, Georgia
Dr. Knaus practices at Emory Johns Creek Hospital in Johns Creek, Georgia, part of Emory University.
Dr. Knaus' NPI, 1336379288, was assigned on July 24, 2009. Dr. Knaus graduated from University of Maryland School of Medicine in 2009. Dr. Knaus holds Georgia license 80481.
- NPI
- 1336379288NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244502839
- NPI enumeration date
- July 24, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (678) 474-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William John Knaus II practices at Emory Johns Creek Hospital in Johns Creek, Georgia
Dr. Knaus' primary practice is Emory Johns Creek Hospital, at 6325 Hospital Parkway, Johns Creek, GA 30097 in Gwinnett County. The practice phone is (678) 474-7000.
- Emory Johns Creek Hospital6325 Hospital Parkway, Johns Creek, GA 30097 · Gwinnett CountyPhone(678) 474-7000
Source: Dmand AI Affiliation Data
Dr. William John Knaus II is affiliated with 5 sites of care and 5 medical groups
Dr. Knaus' primary practice is Emory Johns Creek Hospital in Johns Creek, Georgia, part of Emory University. Dr. Knaus is also affiliated with Grady Memorial Hospital. The medical group on file is Emory Clinic. Dmand AI also links Dr. Knaus to 4 more medical groups and 3 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William John Knaus II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Knaus practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Emory Johns Creek Hospital | Available with a free account |
| +4 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William John Knaus II is one of 82 plastics and reconstructive surgery physicians in Georgia
Plastic and reconstructive surgery is Dr. Knaus' primary specialty in the NPI Registry, under taxonomy code 2086S0122X. Dr. Knaus is licensed in Georgia.
Specialties and state licenses
- Plastic and reconstructive surgery, GeorgiaPrimary
Plastics and reconstructive surgery physicians near Dr. Knaus
Counts of plastics and reconstructive surgery 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
Dr. William John Knaus II billed Medicare for 487 services in 2024
CMS data shows 487 Medicare services from Dr. Knaus across 11 procedure codes in 2024, for 125 Medicare patients. Medicare paid $23,729 for them.
Dr. Knaus' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1832024: 1764%
- Drugs given in the office
- 2023: 802024: 14885%
- Imaging
- 2023: 1062024: 8916%
- Surgery
- 2023: 412024: 7480%
Where Dr. Knaus' Medicare services took place, 2024
- In an office47397%
- In a facility143%
Dr. Knaus compared with the Georgia median for plastics and reconstructive surgery physicians, 2024
- Dr. Knaus
- Georgia median
- Medicare services
- 487vs 4411.1 times
- Medicare patients
- 125vs 562.2 times
- Part D claims
- 199vs 385.2 times
Medians across 74 plastics and reconstructive surgery physicians in Georgia with Dmand AI profiles that report each measure.
Dr. Knaus' 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 Dr. Knaus and other plastics and reconstructive surgery physicians in Georgia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William John Knaus II treated 125 Medicare patients in 2024, average age 73
CMS counts 125 Medicare patients who saw Dr. Knaus in 2024. The largest group is 65 to 74, with 68 patients. 75% of them have high cholesterol, and 70% have arthritis. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Knaus' median patient age at 64, with 63% women.
Dr. Knaus' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Knaus' Medicare patients by sex, 2024
- Women8165%
- Men4435%
Chronic conditions among Dr. Knaus' Medicare patients, 2024
- High cholesterol75%
- Arthritis70%
- High blood pressure68%
- Diabetes30%
- Ischemic heart disease28%
- Chronic kidney disease22%
- Anxiety21%
- Depression18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Knaus' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women63%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William John Knaus II wrote 241 Medicare Part D claims in 2024
In 2024, Dr. Knaus wrote 241 Medicare Part D claims for 101 patients. 98% of them were for generic drugs. CMS names the drug for 199 of them, across 4 drugs with 11 or more claims each, at $702 in total drug cost. In 2023, CMS named 88 claims across 2 drugs.
Dr. Knaus' Part D claims by kind of drug, 2024
- Generic236 claims98%
- Brand-name and other5 claims2%
Dr. Knaus' 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. Knaus' Part D claims, 2024
- Opioids39%94 of 241 claims
- Antibiotics5%13 of 241 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: 882024: 199126%
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
Dr. William John Knaus II scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Knaus for performance year 2024, reported through an alternative payment model (APM). Dr. Knaus accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Knaus' MIPS scores, performance year 2024
- 95of 100Final score
- 80.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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 John Knaus II received $1,366 in industry payments from 2017 to 2025
CMS Open Payments shows 18 general payments to Dr. Knaus from 11 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 93% of the total. AxoGen paid the most, $736.
General payments to Dr. Knaus by program year, 2017 to 2025
General payments to Dr. Knaus by kind, 2017 to 2025
- Food and beverage$1,26793%
- Gifts$997%
Companies that paid Dr. Knaus the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William John Knaus II graduated from University of Maryland School of Medicine
Dr. Knaus graduated from University of Maryland School of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William John Knaus II'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. William John Knaus 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 John Knaus II's NPI number?
Dr. William John Knaus II's NPI number is 1336379288. It was assigned on July 24, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. William John Knaus II?
Dr. William John Knaus II is a plastic and reconstructive surgery physician in Duluth, Georgia. The primary specialty in the NPI Registry is Plastic and Reconstructive Surgery Physician (taxonomy code 2086S0122X).
Where does Dr. William John Knaus II practice?
Dr. Knaus practices at 6325 Hospital Parkway, Johns Creek, GA 30097. Dr. Knaus' primary practice is Emory Johns Creek Hospital in Johns Creek, Georgia, part of Emory University. Dmand AI also links Dr. Knaus to 4 medical groups and 3 group practices and clinics.
What is Dr. William John Knaus II's office phone number?
The practice phone on file for Dr. Knaus is (678) 474-7000.
What is Dr. William John Knaus II's medical license number?
Dr. Knaus holds Georgia license 80481.
Which hospitals is Dr. William John Knaus II affiliated with?
Dr. Knaus practices at Emory Johns Creek Hospital in Johns Creek, Georgia. Dr. Knaus is also affiliated with Grady Memorial Hospital.
What medical group is Dr. William John Knaus II part of?
Dr. Knaus is linked to Emory Clinic. Dmand AI links Dr. Knaus to 4 more medical groups.
Does Dr. William John Knaus II accept Medicare?
Yes. CMS data shows Dr. Knaus billed Medicare for 487 services in 2024, and Dr. Knaus accepts Medicare assignment.
What is Dr. William John Knaus II's MIPS score?
Dr. Knaus' MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. William John Knaus II see?
CMS counts 125 Medicare patients who saw Dr. Knaus in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. William John Knaus II bill to Medicare?
In 2024, Dr. Knaus' most billed Medicare services were injected or infused drug (J3301), office visit, new patient (99203) and office visit, established patient (99213).
Where did Dr. William John Knaus II go to medical school?
Dr. Knaus graduated from University of Maryland School of Medicine in 2009.
What drugs does Dr. William John Knaus II prescribe most?
In 2024 Medicare Part D data, Dr. Knaus' most prescribed drugs by claims were Ibuprofen, Oxycodone HCl and Methylprednisolone.
Has Dr. William John Knaus II received payments from drug or device companies?
CMS Open Payments shows $1,366 in general payments to Dr. Knaus from 11 companies from 2017 to 2025. The largest total came from AxoGen.
How long has Dr. William John Knaus II been practicing?
Dr. Knaus graduated from medical school in 2009, 17 years ago.
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