Dr. Mark L. Johnson, MD
- Medicare services, 2024
- 41
- Medicare patients, 2024
- 132
- MIPS score, 2024
- 37
- Hospital affiliations
- 2
- Industry payments
- $351
- Practice address
- 6901 Medical Parkway, Waco, TX 76712
- Practice phone
- Call (254) 751-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Johnson's professional email, personal email and mobile number
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Dr. Mark L. Johnson is an anesthesiologist in Waco, Texas
Dr. Johnson practices at Ascension Providence Hospital in Waco, Texas, part of Ascension Health Alliance.
Dr. Johnson's NPI, 1427023365, was assigned on February 22, 2006. Dr. Johnson graduated from Joe R. & Teresa Lozano Long School of Medicine in 1983. Dr. Johnson holds Texas license G5225.
- NPI
- 1427023365NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527154590
- NPI enumeration date
- February 22, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (254) 751-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark L. Johnson practices at Ascension Providence Hospital in Waco, Texas
Dr. Johnson's primary practice is Ascension Providence Hospital, at 6901 Medical Parkway, Waco, TX 76712 in Mc Lennan County. The practice phone is (254) 751-4000.
- Ascension Providence Hospital6901 Medical Parkway, Waco, TX 76712 · Mc Lennan CountyPhone(254) 751-4000
Source: Dmand AI Affiliation Data
Dr. Mark L. Johnson is affiliated with 3 sites of care and 1 medical group
Dr. Johnson's primary practice is Ascension Providence Hospital in Waco, Texas, part of Ascension Health Alliance. The medical group on file is Mid Tex Anesthesia Associates. Dmand AI also links Dr. Johnson to 1 more hospital and 1 group practice or clinic, 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. Mark L. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension Providence Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark L. Johnson is one of 4,073 anesthesiologists in Texas
Anesthesiology is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Johnson is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Johnson is licensed in Texas.
Specialties and state licenses
- Anesthesiology, TexasPrimary
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. Mark L. Johnson billed Medicare for 41 services in 2024
CMS data shows 41 Medicare services from Dr. Johnson across 3 procedure codes in 2024, for 132 Medicare patients. Medicare paid $4,336 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: 572024: 2360%
- Office and hospital visits
- 2023: 242024: 1825%
- Surgery
- 2023: 112024: 0100%
Dr. Johnson compared with the Texas median for anesthesiologists, 2024
- Dr. Johnson
- Texas median
- Medicare services
- 41vs 7142% below
- Medicare patients
- 132vs 132Close to median
Medians across 3,710 anesthesiologists in Texas 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 Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark L. Johnson treated 132 Medicare patients in 2024, average age 73
CMS counts 132 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 66 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.59, 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. Johnson's median patient age at 67, with 63% 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
- Women6952%
- Men6348%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease41%
- Depression37%
- Mood disorders37%
- Diabetes34%
- Chronic kidney disease33%
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 67
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark L. Johnson scored 37 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 37 out of 100 for Dr. Johnson for performance year 2024, reported as part of a group. Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Johnson's MIPS scores, performance year 2024
- 37of 100Final score
- 43.3of 100Quality
- 0of 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. Mark L. Johnson received $351 in industry payments from 2016 to 2024
CMS Open Payments shows 5 general payments to Dr. Johnson from 5 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $117.
General payments to Dr. Johnson by program year, 2016 to 2024
Companies that paid Dr. Johnson the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark L. Johnson graduated from Joe R. & Teresa Lozano Long School of Medicine
Dr. Johnson graduated from Joe R. & Teresa Lozano Long School of Medicine in 1983.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Mark L. Johnson accepts plans from 18 insurance carriers
Dr. Johnson is in network with 18 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Alliant Health Plans
- HCSC
- Regence Health Plans
- Arkansas Blue Cross and Blue Shield
- +10 more carriersWith a free account
Plan types Dr. Johnson accepts, by number of carriers
- PPO11
- HMO9
- Medicare6
- POS6
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark L. Johnson'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) |
| 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 |
| 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. Mark L. Johnson
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. Mark L. Johnson's NPI number?
Dr. Mark L. Johnson's NPI number is 1427023365. It was assigned on February 22, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark L. Johnson?
Dr. Mark L. Johnson is an anesthesiologist in Waco, Texas. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Mark L. Johnson practice?
Dr. Johnson practices at 6901 Medical Parkway, Waco, TX 76712. Dr. Johnson's primary practice is Ascension Providence Hospital in Waco, Texas, part of Ascension Health Alliance. Dmand AI also links Dr. Johnson to 1 hospital and 1 group practice or clinic.
What is Dr. Mark L. Johnson's office phone number?
The practice phone on file for Dr. Johnson is (254) 751-4000.
What is Dr. Mark L. Johnson's medical license number?
Dr. Johnson holds Texas license G5225.
Which hospitals is Dr. Mark L. Johnson affiliated with?
Dr. Johnson practices at Ascension Providence Hospital in Waco, Texas. Dmand AI links Dr. Johnson to 1 more hospital.
What medical group is Dr. Mark L. Johnson part of?
Dr. Johnson is linked to Mid Tex Anesthesia Associates.
Does Dr. Mark L. Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 41 services in 2024, and Dr. Johnson accepts Medicare assignment.
What is Dr. Mark L. Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 37 out of 100, reported as part of a group.
How many Medicare patients does Dr. Mark L. Johnson see?
CMS counts 132 Medicare patients who saw Dr. Johnson in 2024, with an average age of 73.
Show 6 more questionsShow fewer questions
Is Dr. Mark L. Johnson board certified?
Yes. Dr. Johnson is board certified in anesthesiology by the American Board of Anesthesiology.
What services does Dr. Mark L. Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were hospital inpatient care (99231), anesthesia (00731) and anesthesia (00790).
Where did Dr. Mark L. Johnson go to medical school?
Dr. Johnson graduated from Joe R. & Teresa Lozano Long School of Medicine in 1983.
Has Dr. Mark L. Johnson received payments from drug or device companies?
CMS Open Payments shows $351 in general payments to Dr. Johnson from 5 companies from 2016 to 2024. The largest total came from Allergan Inc.
How long has Dr. Mark L. Johnson been practicing?
Dr. Johnson graduated from medical school in 1983, 43 years ago.
What insurance does Dr. Mark L. Johnson accept?
Dr. Johnson is in network with 18 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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