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

Dr. David A Marks, MD

Individual provider Hospice and Palliative Medicine (Internal Medicine) Physician · NPI 1821016023

Dr. David A Marks, MD is a Pulmonary Disease in San Antonio, Texas. Qualified in 2001, 25 years ago. Practices with David a Marks MD PA, a 2-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
25
Licensed in
TX
In the registry since
2006
Specialties on file
5
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

115 Gallery Cir 102
San Antonio, TX 78258-3388
Phone: (210) 494-4220
Fax: (210) 494-4227
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence L6513 (TX)
Hospice and Palliative Medicine (Internal Medicine) Physician Taxonomy 207RH0002X · Licence L6513 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence L6513 (TX)
Sleep Medicine (Internal Medicine) Physician Taxonomy 207RS0012X · Licence L6513 (TX)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence L6513 (TX)

Record details

NPI number1821016023
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESMay 14, 2026
Certification dateMay 14, 2026

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice David A Marks Md Pa — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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