Dr. Sandra J. Johnson, MD
- Medicare services, 2024
- 73
- Medicare patients, 2024
- 85
- Part D claims, 2024
- 12
- MIPS score, 2024
- 84
- Hospital affiliations
- 2
- Practice address
- 6411 Fannin, Houston, TX 77030
- Practice phone
- Call (713) 704-3700
- 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
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. Sandra J. Johnson is an emergency medicine physician in Houston, Texas
Dr. Johnson practices at Memorial Hermann-Texas Medical Center in Houston, Texas, part of Memorial Hermann Health System.
Dr. Johnson's NPI, 1538789748, was assigned on April 17, 2020. Dr. Johnson graduated from McGovern Medical School in 2020. Dr. Johnson's Illinois license number on file is 125075463.
- NPI
- 1538789748NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547683385
- NPI enumeration date
- April 17, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (713) 704-3700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sandra J. Johnson practices at Memorial Hermann-Texas Medical Center in Houston, Texas
Dr. Johnson's primary practice is Memorial Hermann-Texas Medical Center, at 6411 Fannin, Houston, TX 77030 in Harris County. The practice phone is (713) 704-3700.
- Memorial Hermann-Texas Medical Center6411 Fannin, Houston, TX 77030 · Harris CountyPhone(713) 704-3700
Source: Dmand AI Affiliation Data
Dr. Sandra J. Johnson is affiliated with 3 sites of care and 1 medical group
Dr. Johnson's primary practice is Memorial Hermann-Texas Medical Center in Houston, Texas, part of Memorial Hermann Health System. Dr. Johnson is also affiliated with Harris Health Ben Taub Hospital. The medical group on file is UT Physicians. Dmand AI also links Dr. Johnson to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sandra J. 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 |
|---|---|
| Memorial Hermann-Texas Medical Center | 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 Memorial Hermann Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Sandra J. Johnson is one of 4,831 emergency medicine physicians in Texas
Emergency medicine is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Johnson's licenses on file in 2 states: Illinois and Texas.
Specialties and state licenses
- Emergency medicine, IllinoisPrimary
- Texas license
Emergency medicine physicians near Dr. Johnson
Counts of emergency medicine 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. Sandra J. Johnson billed Medicare for 73 services in 2024
CMS data shows 73 Medicare services from Dr. Johnson across 2 procedure codes in 2024, for 85 Medicare patients. Medicare paid $9,447 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
- Office and hospital visits
- 2023: 422024: 7374%
Dr. Johnson compared with the Texas median for emergency medicine physicians, 2024
- Dr. Johnson
- Texas median
- Medicare services
- 73vs 22568% below
- Medicare patients
- 85vs 20659% below
Medians across 4,588 emergency medicine physicians 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 emergency medicine physicians in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sandra J. Johnson treated 85 Medicare patients in 2024, average age 71
CMS counts 85 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 39 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.39, 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 57, with 53% women.
Dr. Johnson's Medicare patients by age, 2024
Dr. Johnson's Medicare patients by sex, 2024
- Women4351%
- Men4249%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease49%
- Diabetes47%
- Heart failure46%
- Arthritis44%
- Chronic kidney disease44%
- Mood disorders38%
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 57
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sandra J. Johnson wrote 12 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 12 Medicare Part D claims. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Sandra J. Johnson scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 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
- 84of 100Final score
- 69.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 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. Sandra J. Johnson received $21 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Johnson from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Bausch Health Americas, Inc. paid the most, $21.
Companies that paid Dr. Johnson the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sandra J. Johnson graduated from McGovern Medical School
Dr. Johnson graduated from McGovern Medical School in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Sandra J. Johnson accepts plans from 18 insurance carriers
Dr. Johnson is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- HCSC
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- Molina
- +10 more carriersWith a free account
Plan types Dr. Johnson accepts, by number of carriers
- PPO11
- HMO10
- Medicare9
- POS4
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Sandra J. 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) |
| Part D prescribing | 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 |
| 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. Sandra J. 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. Sandra J. Johnson's NPI number?
Dr. Sandra J. Johnson's NPI number is 1538789748. It was assigned on April 17, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Sandra J. Johnson?
Dr. Sandra J. Johnson is an emergency medicine physician in Houston, Texas. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Sandra J. Johnson practice?
Dr. Johnson practices at 6411 Fannin, Houston, TX 77030. Dr. Johnson's primary practice is Memorial Hermann-Texas Medical Center in Houston, Texas, part of Memorial Hermann Health System. Dmand AI also links Dr. Johnson to 1 group practice or clinic.
What is Dr. Sandra J. Johnson's office phone number?
The practice phone on file for Dr. Johnson is (713) 704-3700.
What is Dr. Sandra J. Johnson's medical license number?
Dr. Johnson's Illinois license number on file is 125075463, one of the licenses on file in 2 states.
Which states has Dr. Sandra J. Johnson been licensed in?
Dmand AI has state licenses on file for Dr. Johnson in Illinois (2020 to 2023) and Texas (2023 to 2026).
Which hospitals is Dr. Sandra J. Johnson affiliated with?
Dr. Johnson practices at Memorial Hermann-Texas Medical Center in Houston, Texas. Dr. Johnson is also affiliated with Harris Health Ben Taub Hospital.
What medical group is Dr. Sandra J. Johnson part of?
Dr. Johnson is linked to UT Physicians.
Does Dr. Sandra J. Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 73 services in 2024, and Dr. Johnson accepts Medicare assignment.
What is Dr. Sandra J. Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Sandra J. Johnson see?
CMS counts 85 Medicare patients who saw Dr. Johnson in 2024, with an average age of 71.
What services does Dr. Sandra J. Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were emergency department visit (99285) and emergency department visit (99284).
Where did Dr. Sandra J. Johnson go to medical school?
Dr. Johnson graduated from McGovern Medical School in 2020.
Has Dr. Sandra J. Johnson received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Johnson from 1 company from 2024 to 2024. The largest total came from Bausch Health Americas, Inc.
How long has Dr. Sandra J. Johnson been practicing?
Dr. Johnson graduated from medical school in 2020, 6 years ago.
What insurance does Dr. Sandra J. Johnson accept?
Dr. Johnson is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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