Dr. Mark A. Lorenzen, MD
- Industry payments
- $654
- Medical group
- 1
- Insurance carriers
- 13
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 22762 Westheimer Pkwy, Katy, TX 77450
- Practice phone
- Call (281) 469-2838
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Steeplechase Pediatric Center
Katy, Texas
Find Dr. Lorenzen'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. Mark A. Lorenzen is a pediatrician in Katy, Texas
Dr. Lorenzen practices at Steeplechase Pediatric Center in Katy, Texas.
Dr. Lorenzen's NPI, 1023067303, was assigned on May 6, 2006. Dr. Lorenzen graduated from UTMB Health in 1977. Dr. Lorenzen's Texas license number on file is E8675.
- NPI
- 1023067303NPI Registry (opens in a new tab)
- NPI enumeration date
- May 6, 2006
- NPI status
- Active
- Practice phone
- (281) 469-2838
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Mark A. Lorenzen practices at Steeplechase Pediatric Center in Katy, Texas
Dr. Lorenzen's primary practice is Steeplechase Pediatric Center, at 22762 Westheimer Pkwy, Katy, TX 77450 in Harris County. The practice phone is (281) 469-2838.
- Steeplechase Pediatric Center22762 Westheimer Pkwy, Katy, TX 77450 · Harris CountyPhone(281) 469-2838
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark A. Lorenzen is affiliated with 1 site of care and 1 medical group
Dr. Lorenzen's primary practice is Steeplechase Pediatric Center in Katy, Texas. Dmand AI also links Dr. Lorenzen to 1 medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark A. Lorenzen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lorenzen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Steeplechase Pediatric Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark A. Lorenzen is one of 4,833 pediatricians in Texas
Pediatrics is Dr. Lorenzen's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Lorenzen is board certified in pediatrics by the American Board of Pediatrics. Dr. Lorenzen has a license on file in Texas.
Specialties and state licenses
- Pediatrics, TexasPrimary
Pediatricians near Dr. Lorenzen
Counts of pediatricians 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 A. Lorenzen's patients have a median age of 10
Across all payers, Dmand AI patient panel data puts Dr. Lorenzen's median patient age at 10, with 43% women.
Dr. Lorenzen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 10
Patient panel by sex, all payers
- Women43%
- Men57%
Source: Dmand AI Patient Panel Data
Dr. Mark A. Lorenzen received $654 in industry payments from 2016 to 2025
CMS Open Payments shows 38 general payments to Dr. Lorenzen from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Cranial Technologies, Inc paid the most, $92.
General payments to Dr. Lorenzen by program year, 2016 to 2025
Companies that paid Dr. Lorenzen the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark A. Lorenzen has 1 award and honors on record
Dmand AI lists 1 award for Dr. Lorenzen.
Awards and honors for Dr. Lorenzen
- Undated
- AAP Fellow
Source: Dmand AI Professional Profile Data
Dr. Mark A. Lorenzen graduated from UTMB Health
Dr. Lorenzen graduated from UTMB Health in 1977. Dr. Lorenzen is a member of AAP.
- Medical school
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Mark A. Lorenzen accepts plans from 13 insurance carriers
Dr. Lorenzen is in network with 13 carriers, including Aetna, Elevance and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Alliant Health Plans
- HCSC
- Baylor Scott and White
- Blue Cross and Blue Shield of Kansas City
- +5 more carriersWith a free account
Plan types Dr. Lorenzen accepts, by number of carriers
- HMO9
- PPO8
- POS5
- EPO3
- Medicare3
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark A. Lorenzen'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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 A. Lorenzen
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 A. Lorenzen's NPI number?
Dr. Mark A. Lorenzen's NPI number is 1023067303. It was assigned on May 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark A. Lorenzen?
Dr. Mark A. Lorenzen is a pediatrician in Katy, Texas. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Mark A. Lorenzen practice?
Dr. Lorenzen practices at 22762 Westheimer Pkwy, Katy, TX 77450. Dr. Lorenzen's primary practice is Steeplechase Pediatric Center in Katy, Texas. Dmand AI also links Dr. Lorenzen to 1 medical group.
What is Dr. Mark A. Lorenzen's office phone number?
The practice phone on file for Dr. Lorenzen is (281) 469-2838.
What is Dr. Mark A. Lorenzen's medical license number?
Dr. Lorenzen's Texas license number on file is E8675.
Is Dr. Mark A. Lorenzen board certified?
Yes. Dr. Lorenzen is board certified in pediatrics by the American Board of Pediatrics.
Where did Dr. Mark A. Lorenzen go to medical school?
Dr. Lorenzen graduated from UTMB Health in 1977.
Has Dr. Mark A. Lorenzen received payments from drug or device companies?
CMS Open Payments shows $654 in general payments to Dr. Lorenzen from 18 companies from 2016 to 2025. The largest total came from Cranial Technologies, Inc.
How long has Dr. Mark A. Lorenzen been practicing?
Dr. Lorenzen graduated from medical school in 1977, 49 years ago.
What insurance does Dr. Mark A. Lorenzen accept?
Dr. Lorenzen is in network with 13 carriers, including Aetna, Elevance and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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