Mario A. Fierro, MD
Developmental - Behavioral Pediatrics Physician · San Antonio, TX
Mario A. Fierro, MD is a developmental - behavioral pediatrics physician with a practice address in San Antonio, Texas, and NPI 1033172374, issued on Apr 8, 2006. Check the license (Texas L5734, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mario A. Fierro
- Credential
- MD
- Primary taxonomy
- Developmental - Behavioral Pediatrics Physician 2080P0006X
- License number
- L5734 TX
Self-reported in NPPES; status is on the state search - Practice location
- 10350 Bandera RD Ste 140, San Antonio, TX 78250
- Phone
- (210) 450-7334
- Enumerated
- Apr 8, 2006
- Record last updated
- Mar 22, 2023
- Fax
- (210) 450-2124
- Medicaid ID
- 157726401 TX
- Medicare enrollment
- Enrolled (PECOS I20110708000469); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 1997
- Entity
- Type 1 · individual
8 nearest developmental - behavioral pediatrics physician records → All 89 in Texas → Look up another NPI →
Also registered at 10350 Bandera RD Ste 140
A shared address usually means a shared clinic or building; it does not show who employs whom.
- George Le, MDFamily Medicine Physician1306374764
- Biju Mathew, FNPFamily Nurse Practitioner1912412537
- Abigail SevignyPediatric Nurse Practitioner1609622562
- Kenya Short, M.D.Family Medicine Physician1053300178
Verify Mario A. Fierro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L5734Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average developmental - behavioral pediatrics physician in 2024
55 Medicare Part D claims, against an average of 109 among the 122 providers of this specialty who prescribed in Part D.
Most prescribed
- Metformin Hcl12 claims
- Pravastatin Sodium12 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.
Bills Medicare through one group practice
- University OF Texas Health Science Center AT San AntonioSan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mario A. Fierro among 89 developmental - behavioral pediatrics physician records in Texas
Mario A. Fierro, MD is one of 89 developmental - behavioral pediatrics physician records with a practice address in Texas. 28% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 62% newer
- In a Medicare fileYes · 28% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Record last updated2023 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0006X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Developmental - Behavioral Pediatrics Physician providers in Texas
There are 89 developmental - behavioral pediatrics physician records in Texas.
All 89 in Texas → Every provider in San Antonio → Developmental - Behavioral Pediatrics Physician nationwide →
The 8 developmental - behavioral pediatrics physician records with the nearest ZIP codes
- Patricia Harkins, M.D.Shavano Park, TX 782491063482248
- James Phalen, MDSan Antonio, TX 782371568491272
- Brian Berke, M.D.Lackland A F B, TX 782361730137324
- Ocheze Chikezie-DarronSan Antonio, TX 782361861993719
- Stephen Greefkens, D.O.Fort Sam Houston, TX 782341649246356
- Sean Meagher, M.D.Fort Sam Houston, TX 782341750606067
- Elizabeth PolstonJbsa Ft Sam Houston, TX 782341255896650
- Christina SimpkinsSan Antonio, TX 782331457077182
Common questions
What is Mario A. Fierro, MD's NPI number?
Mario A. Fierro, MD's National Provider Identifier (NPI) is 1033172374, issued on Apr 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mario A. Fierro, MD located?
The NPPES record lists a practice address at 10350 Bandera RD Ste 140, San Antonio, TX, 78250. Phone: (210) 450-7334. Providers update this record themselves, so call before visiting.
How can I verify Mario A. Fierro, MD's license?
NPPES lists Texas license number L5734, 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 Mario A. Fierro, MD prescribe under Medicare Part D?
In 2024, Mario A. Fierro, MD had 55 Medicare Part D claims; the average among developmental - behavioral pediatrics physician prescribers was 109. 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.