Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Pedro J Diaz-Marchan, MD

Individual provider Diagnostic Radiology Physician · NPI 1225070311

Pedro J Diaz-Marchan, MD is a Diagnostic Radiology in Pasadena, Texas. Graduated from University of Puerto Rico School of Medicine in 1985, 41 years ago. Practices with Baylor College of Medicine, a 798-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
41
Trained at
University of Puerto Rico School of Medicine
Licensed in
TX
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4600 E Sam Houston Pkwy S
Pasadena, TX 77505-3948
Phone: (713) 481-3533
Fax: (713) 432-0221
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence J5284 (TX)

Record details

NPI number1225070311
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 12, 2006
Last updated in NPPESDecember 4, 2009

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF PUERTO RICO SCHOOL OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice Baylor College Of Medicine — 798 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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