P Praxis·MD
● Active Type 1 · Individual

Alejandro Francisco Siller JR., MD, MSCI

Pediatrics·Houston, TX· NPI 1558893198 · Enumerated 2017 · 9 years on NPI
Siller is 1 of 55 pediatrics providers in Houston and 1 of 152 in Texas.
NPI age
9 years
Enumerated 2017-04-02
Primary specialty
Pediatrics
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2024-08-22
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org

How this provider compares

Across 152 active pediatrics providers in Texas.

NPI age
9 years
↓ 8 yr below median (17 yr)
State licenses
1 state
17% of peers hold multiple states
Subspecialties
1
In the 49% of peers with subspecialties

NPI lifetime · 2017 → 2026

2017-04Enumerated in NPPES
2017 2026

Where they practice

Practice location
1 Baylor Plz # Bcm320
Houston, TX 770303411
📞 8328241170
Mailing address
3852 Shaw Blvd
Saint Louis, MO 631103741
📞 9365250166

Specialties

  • Pediatrics Primary
    A pediatrician who provides expert care to infants, children and adolescents who have diseases that result from an abnormality in the endocrine glands (glands which secrete hormones). These diseases include diabetes mellitus, growth...
    TX license #S6047 taxonomy 2080P0205X
  • Pediatrics
    A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment...
    TX license #S6047 taxonomy 208000000X

Practice context

Part of a multi-provider practice. 298 other active providers share this practice address in NPPES.

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How to verify this provider

  1. Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
  2. Check the state license is currently active.State licensing boards publish current status; NPPES does not.
  3. Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.

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