Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Marlene C Chang-Brown, MD

Individual provider Internal Medicine Physician · NPI 1659471696

Dr. Marlene C Chang-Brown, MD is an Internal Medicine in McAllen, Texas. Qualified in 1987, 39 years ago. Practices with Wellmed Medical Group PA, a 664-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
39
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

1417 N Ware Rd Ste 300
McAllen, TX 78501-8587
Phone: (956) 585-4704
Fax: (956) 585-6775
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence J9998 (TX)

Record details

NPI number1659471696
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 22, 2006
Last updated in NPPESMay 22, 2023
Certification dateMay 22, 2023

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Wellmed Medical Group Pa — 664 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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