Alejandro Francisco Siller, MD, MSCI
Pediatric Endocrinology Physician · Houston, TX
Alejandro Francisco Siller, MD, MSCI is a pediatric endocrinology physician with a practice address in Houston, Texas, and NPI 1558893198, issued on Apr 2, 2017. Check the license (Texas S6047, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Alejandro Francisco Siller
- Credential
- MD, MSCI
- Primary taxonomy
- Pediatric Endocrinology Physician 2080P0205X
- License number
- S6047 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1 Baylor Plz # Bcm320, Houston, TX 77030
- Phone
- (832) 824-1170
- Enumerated
- Apr 2, 2017
- Record last updated
- Aug 22, 2024
- Entity
- Type 1 · individual
8 nearest pediatric endocrinology physician records → All 146 in Texas → Look up another NPI →
Also registered at 1 Baylor Plz # Bcm320
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nawara Alawa, MD MPHPediatrics Physician1144725888
Verify Alejandro Francisco Siller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license S6047Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $180.75
3 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 931 providers of this specialty with any payment received $4,382.94 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.
Alejandro Francisco Siller among 146 pediatric endocrinology physician records in Texas
Alejandro Francisco Siller, MD, MSCI is one of 146 pediatric endocrinology physician records with a practice address in Texas. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 89% of them.
- NPI issued2017 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 34% of these records are
- Record last updated2024 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0205X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Endocrinology Physician providers in Texas
There are 146 pediatric endocrinology physician records in Texas.
All 146 in Texas → Every provider in Houston → Pediatric Endocrinology Physician nationwide →
The 8 pediatric endocrinology physician records with the nearest ZIP codes
- Dennis Bier, MDHouston, TX 770301003905472
- Patrick Brosnan, M.D.Houston, TX 770301699719690
- Sheila Gunn, MDHouston, TX 770301497835755
- Morey Haymond, MDHouston, TX 770301578643839
- Rubina Heptulla, M.D.Houston, TX 770301942314836
- Kathy Hwu, MDHouston, TX 770301184704447
- Rebecca Kirkland, MDHouston, TX 770301043390313
- Sarah Lyons, MDHouston, TX 770301689721409
Common questions
What is Alejandro Francisco Siller, MD, MSCI's NPI number?
Alejandro Francisco Siller, MD, MSCI's National Provider Identifier (NPI) is 1558893198, issued on Apr 2, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Alejandro Francisco Siller, MD, MSCI located?
The NPPES record lists a practice address at 1 Baylor Plz # Bcm320, Houston, TX, 77030. Phone: (832) 824-1170. Providers update this record themselves, so call before visiting.
How can I verify Alejandro Francisco Siller, MD, MSCI's license?
NPPES lists Texas license number S6047, 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.
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.