Dr. William C. Johnson III, MD
- Medicare services, 2024
- 215
- Medicare patients, 2024
- 170
- Part D claims, 2023
- 13
- Industry payments
- $28
- Affiliated sites
- 1
- Practice address
- 2550 Flowood Drive, Suite 101, Flowood, MS 39232
- Practice phone
- Call (601) 939-5544
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Plastic Surgical Center of Mississippi
Surgery Center - Medicare-Certified · Flowood, Mississippi
Find Dr. Johnson's professional email, personal email and mobile number
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Dr. William C. Johnson III is an anesthesiologist in Flowood, Mississippi
Dr. Johnson practices at Plastic Surgical Center of Mississippi in Flowood, Mississippi.
Dr. Johnson's NPI, 1649386392, was assigned on August 22, 2006. Dr. Johnson graduated from Tulane University School of Medicine in 1989. Dr. Johnson holds Mississippi license 14875.
- NPI
- 1649386392NPI Registry (opens in a new tab)
- NPI enumeration date
- August 22, 2006
- NPI status
- Active
- Practice phone
- (601) 939-5544
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. William C. Johnson III practices at Plastic Surgical Center of Mississippi in Flowood, Mississippi
Dr. Johnson's primary practice is Plastic Surgical Center of Mississippi, at 2550 Flowood Drive, Suite 101, Flowood, MS 39232. The practice phone is (601) 939-5544.
- Plastic Surgical Center of Mississippi2550 Flowood Drive, Suite 101, Flowood, MS 39232Phone(601) 939-5544
Source: Dmand AI Affiliation Data
Dr. William C. Johnson III is affiliated with 1 site of care and 1 medical group
Dr. Johnson's primary practice is Plastic Surgical Center of Mississippi in Flowood, Mississippi. The medical group on file is Lakeland Anesthesia.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William C. Johnson III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Plastic Surgical Center of Mississippi | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William C. Johnson III is one of 226 anesthesiologists in Mississippi
Anesthesiology is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Johnson is licensed in Mississippi.
Specialties and state licenses
- Anesthesiology, MississippiPrimary
Anesthesiologists near Dr. Johnson
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 C. Johnson III billed Medicare for 215 services in 2024
CMS data shows 215 Medicare services from Dr. Johnson across 7 procedure codes in 2024, for 170 Medicare patients. Medicare paid $14,171 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 322024: 105228%
- Surgery
- 2023: 262024: 74185%
- Imaging
- 2023: 122024: 36200%
Dr. Johnson compared with the Mississippi median for anesthesiologists, 2024
- Dr. Johnson
- Mississippi median
- Medicare services
- 215vs 16729% above
- Medicare patients
- 170vs 23829% below
- Part D claims
- 13vs 3259% below
Medians across 248 anesthesiologists in Mississippi with Dmand AI profiles that report each measure.
Dr. Johnson'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Johnson and other anesthesiologists in Mississippi.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William C. Johnson III treated 170 Medicare patients in 2024, average age 72
CMS counts 170 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 90 patients. 75% of them have high blood pressure, and 72% have high cholesterol. Their average risk score is 0.84, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 43, with 78% women.
Dr. Johnson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Johnson's Medicare patients by sex, 2024
- Women12272%
- Men4828%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis56%
- Cancer43%
- Diabetes30%
- Anxiety25%
- Ischemic heart disease22%
- Mood disorders17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women78%
- Men22%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William C. Johnson III wrote 13 Medicare Part D claims in 2023
In 2023, Dr. Johnson wrote 13 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $170 in total drug cost. In 2022, CMS named 49 claims across 4 drugs.
Dr. Johnson's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 492023: 1373%
Drugs named by CMS: 1 in 2023, 4 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. William C. Johnson III received $28 in industry payments from 2016 to 2018
CMS Open Payments shows 2 general payments to Dr. Johnson from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Merz North America, Inc. paid the most, $14.
General payments to Dr. Johnson by program year, 2016 to 2018
Companies that paid Dr. Johnson the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William C. Johnson III graduated from Tulane University School of Medicine
Dr. Johnson graduated from Tulane University School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William C. Johnson III'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) |
| 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 C. Johnson III
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 C. Johnson III's NPI number?
Dr. William C. Johnson III's NPI number is 1649386392. It was assigned on August 22, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William C. Johnson III?
Dr. William C. Johnson III is an anesthesiologist in Flowood, Mississippi. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. William C. Johnson III practice?
Dr. Johnson practices at 2550 Flowood Drive, Suite 101, Flowood, MS 39232. Dr. Johnson's primary practice is Plastic Surgical Center of Mississippi in Flowood, Mississippi.
What is Dr. William C. Johnson III's office phone number?
The practice phone on file for Dr. Johnson is (601) 939-5544.
What is Dr. William C. Johnson III's medical license number?
Dr. Johnson holds Mississippi license 14875.
What medical group is Dr. William C. Johnson III part of?
Dr. Johnson is linked to Lakeland Anesthesia.
Does Dr. William C. Johnson III accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 215 services in 2024.
How many Medicare patients does Dr. William C. Johnson III see?
CMS counts 170 Medicare patients who saw Dr. Johnson in 2024, with an average age of 72.
What services does Dr. William C. Johnson III bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were surgery: brain, spine and nerves (64450), anesthesia (00400) and ultrasound (76942).
Where did Dr. William C. Johnson III go to medical school?
Dr. Johnson graduated from Tulane University School of Medicine in 1989.
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What drugs does Dr. William C. Johnson III prescribe most?
In 2023 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Gabapentin.
Has Dr. William C. Johnson III received payments from drug or device companies?
CMS Open Payments shows $28 in general payments to Dr. Johnson from 2 companies from 2016 to 2018. The largest total came from Merz North America, Inc.
How long has Dr. William C. Johnson III been practicing?
Dr. Johnson graduated from medical school in 1989, 37 years ago.
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