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

John William Longwell, MD

Individual provider Anesthesiology Physician · NPI 1023198900

John William Longwell, MD is an Anesthesiology in Houston, Texas. Graduated from University of Texas Medical Branch at Galveston in 1998, 28 years ago. Practices with UTMB Faculty Group Practice, a 1,074-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
28
Trained at
University of Texas Medical Branch at Galveston
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

1500 Citywest Blvd Ste 300
Houston, TX 77042
Phone: (713) 620-4000
Fax: (713) 458-4229
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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 L3735 (TX)

Record details

NPI number1023198900
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 16, 2006
Last updated in NPPESJune 4, 2018

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF TEXAS MEDICAL BRANCH AT GALVESTON
Graduated 1998 (28 years in practice)
Group practice Utmb Faculty Group Practice — 1074 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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