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

Individual provider Anesthesiology Physician · NPI 1508822008

Daniel J. Dreher, MD is an Anesthesiology in San Antonio, Texas. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 2003, 23 years ago. Practices with Allen Anesthesia Associates, a 92-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
23
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
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

4242 Medical Dr Ste 3100
San Antonio, TX 78229-5640
Phone: (210) 615-1187
Fax: (210) 614-2180
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence M6589 (TX)

Record details

NPI number1508822008
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 24, 2006
Last updated in NPPESAugust 9, 2007

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 2003 (23 years in practice)
Group practice Allen Anesthesia Associates — 92 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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