Matthew Leonard Simon, M.D.
Pediatrics Physician · Dallas, TX
Matthew Leonard Simon, M.D. is a pediatrics physician with a practice address in Dallas, Texas, and NPI 1790927101, issued on Mar 31, 2009. Check the license (Texas P2166, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Matthew Leonard Simon
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- P2166 TX
Self-reported in NPPES; status is on the state search - Practice location
- 8215 Westchester Dr Ste 150, Dallas, TX 75225
- Phone
- (214) 361-7185
- Enumerated
- Mar 31, 2009
- Record last updated
- Apr 6, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (214) 373-4841
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 5,641 in Texas → Look up another NPI →
Also registered at 8215 Westchester Dr Ste 150
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tiffany Lieu, MDPediatrics Physician1023436193
Verify Matthew Leonard Simon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license P2166Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average pediatrics physician in 2024
12 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $238.59
12 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Matthew Leonard Simon among 5,641 pediatrics physician records in Texas
Matthew Leonard Simon, M.D. is one of 5,641 pediatrics physician records with a practice address in Texas. 47% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 57% of them.
- NPI issued2009 · 57% of these records are older, 40% newer
- In a Medicare fileYes · 47% of these records are
- In the CMS Doctors and Clinicians fileNo · 9% of these records are
- Record last updated2020 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in Texas
There are 5,641 pediatrics physician records in Texas.
All 5,641 in Texas → Every provider in Dallas → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Tiffany Lieu, MDDallas, TX 752251023436193
- Joseph Peterman, M.D.Dallas, TX 752251023015757
- Cynthia Sirri, MDDallas, TX 752251689088130
- Jennifer Wheeler, M.D.Dallas, TX 752251851457071
- Pablo Anglas, MDDallas, TX 752241033139738
- Murad Dharani, M.D.Dallas, TX 752241538101027
- Barbara Durso, M.D.Dallas, TX 752241407807399
- Jules Greif, MDDallas, TX 752241942283056
Common questions
What is Matthew Leonard Simon, M.D.'s NPI number?
Matthew Leonard Simon, M.D.'s National Provider Identifier (NPI) is 1790927101, issued on Mar 31, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Leonard Simon, M.D. located?
The NPPES record lists a practice address at 8215 Westchester Dr Ste 150, Dallas, TX, 75225. Phone: (214) 361-7185. Providers update this record themselves, so call before visiting.
How can I verify Matthew Leonard Simon, M.D.'s license?
NPPES lists Texas license number P2166, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Matthew Leonard Simon, M.D. prescribe under Medicare Part D?
In 2024, Matthew Leonard Simon, M.D. had 12 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.