Dr. David Jonathan Alexander, MD
- Publications
- 2
- Industry payments
- $24
- Insurance carriers
- 17
- State licenses
- 3
- Year NPI issued
- 2006
- Practice address
- 18300 St John Dr, Houston, TX 77058
- Practice phone
- Call (281) 483-4505
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Alexander'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. David Jonathan Alexander is an emergency medicine physician in Houston, Texas
Dr. Alexander practices in Houston, Texas.
Dr. Alexander's NPI, 1134196082, was assigned on February 28, 2006. Dr. Alexander graduated from Medical University of South Carolina (MUSC) in 1989. Dr. Alexander holds Texas license L6756.
- NPI
- 1134196082NPI Registry (opens in a new tab)
- NPI enumeration date
- February 28, 2006
- NPI status
- Active
- Practice phone
- (281) 483-4505
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. David Jonathan Alexander's practice address is in Houston, Texas
Dr. Alexander's practice address in the NPI Registry is 18300 St John Dr, Houston, TX 77058, in Harris County. The practice phone is (281) 483-4505.
- NPI Registry address18300 St John Dr, Houston, TX 77058 · Harris CountyPhone(281) 483-4505
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. David Jonathan Alexander's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Alexander practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Alexander's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Jonathan Alexander is one of 4,831 emergency medicine physicians in Texas
Emergency medicine is Dr. Alexander's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Alexander is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Alexander's licenses on file in 3 states: Texas, Pennsylvania and Ohio.
Specialties and state licenses
- Emergency medicine, TexasPrimary
- Pennsylvania license
- Ohio license
Emergency medicine physicians near Dr. Alexander
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. David Jonathan Alexander has 2 publications on record
Dmand AI links 2 papers to Dr. Alexander, published from 2019 to 2024.
Recent publications by Dr. Alexander
See who Dr. Alexander researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Alexander works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David Jonathan Alexander received $24 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Alexander from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Integra LifeSciences Corporation paid the most, $24.
Companies that paid Dr. Alexander 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. David Jonathan Alexander graduated from Medical University of South Carolina (MUSC)
Dr. Alexander graduated from Medical University of South Carolina (MUSC) in 1989.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. David Jonathan Alexander accepts plans from 17 insurance carriers
Dr. Alexander is in network with 17 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Elevance. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Aetna
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- Molina
- +9 more carriersWith a free account
Plan types Dr. Alexander accepts, by number of carriers
- HMO10
- PPO10
- Medicare6
- EPO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. David Jonathan Alexander'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. David Jonathan Alexander
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. David Jonathan Alexander's NPI number?
Dr. David Jonathan Alexander's NPI number is 1134196082. It was assigned on February 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Jonathan Alexander?
Dr. David Jonathan Alexander 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. David Jonathan Alexander practice?
Dr. Alexander practices at 18300 St John Dr, Houston, TX 77058.
What is Dr. David Jonathan Alexander's office phone number?
The practice phone on file for Dr. Alexander is (281) 483-4505.
What is Dr. David Jonathan Alexander's medical license number?
Dr. Alexander holds Texas license L6756, one of the licenses on file in 3 states.
Which states has Dr. David Jonathan Alexander been licensed in?
Dmand AI has state licenses on file for Dr. Alexander in Texas (2003 to 2026), Pennsylvania (1995 to 2004) and Ohio (1993 to 2003).
Is Dr. David Jonathan Alexander board certified?
Yes. Dr. Alexander is board certified in emergency medicine by the American Board of Emergency Medicine.
Where did Dr. David Jonathan Alexander go to medical school?
Dr. Alexander graduated from Medical University of South Carolina (MUSC) in 1989.
Has Dr. David Jonathan Alexander received payments from drug or device companies?
CMS Open Payments shows $24 in general payments to Dr. Alexander from 1 company from 2024 to 2024. The largest total came from Integra LifeSciences Corporation.
How long has Dr. David Jonathan Alexander been practicing?
Dr. Alexander graduated from medical school in 1989, 37 years ago.
Does Dr. David Jonathan Alexander do research?
Dmand AI links 2 publications to Dr. Alexander, published from 2019 to 2024.
What insurance does Dr. David Jonathan Alexander accept?
Dr. Alexander is in network with 17 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Elevance. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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