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

Mark Jordan Weisberg, MD

Individual provider Hospitalist Physician · NPI 1568690279

Mark Jordan Weisberg, MD is an Internal Medicine in Brownsville, Texas. Qualified in 2008, 18 years ago. Practices with Femi Layiwola MD PA, an 8-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
18
Licensed in
TX
In the registry since
2009
Specialties on file
2
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

100 E Alton Gloor Blvd
Brownsville, TX 78526-3328
Phone: (956) 518-1016
Fax: (956) 372-1717
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 3302 Boca Chica Blvd, Brownsville, TX 78521-5193 — (956) 982-1001
  • 2121 Pease St Ste 1g, Harlingen, TX 78550-8348 — (956) 545-5351

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence P1947 (TX)
Hospitalist Physician Taxonomy 208M00000X · Licence P1947 (TX)

Record details

NPI number1568690279
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 1, 2009
Last updated in NPPESMay 8, 2025
Certification dateMay 8, 2025
Mailing address49 Cortez Ave, Rancho Viejo, TX 78575-9629

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesFAMILY PRACTICE, HOSPITALIST
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Femi Layiwola Md Pa — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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