Darrell Eugene Reliford Alley, MD

Critical care physician in Sugar Land, Texas · NPI 1235254384

Darrell Alley is one of 16 critical care physicians practicing in Sugar Land, Texas. Darrell Alley practices with Houston Methodist Specialty Physicians and TMH Physician Associates PLLC.

Registry record (NPPES)

NPI: 1235254384
Type: Type 1 · Individual
Primary taxonomy: Surgery · 208600000X
Address on file: 904 S Beckham Ave
Tyler, TX 75701-1906
(903) 596-3588
Enumerated: Mar 20, 2007
Record last updated: Nov 16, 2007
License states listed: SC

Medicare (CMS)

Enrollment: Medicare-enrolled in TX
Critical Care (Intensivists)
Revalidation due: No date set by CMS

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Part D prescribing
Procedure volumes by CPT code
Group affiliations and colleagues
Full enrollment history

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Practice locations

16605 Southwest Fwy
Sugar Land, TX 77479
(281) 275-0800
16605 Southwest Fwy 400 Mob3 Methodist Family Medicine Group
Sugar Land, TX 77479
(281) 275-0800
16605 SW Fwy 410 Methodist Diag Card Of Houston
Sugar Land, TX 77479
(281) 274-0148
16655 Southwest Fwy
Sugar Land, TX 77479
16811 Southwest Fwy Suite 200
Sugar Land, TX 77479
(281) 690-4678
Houston, TX 77070
(281) 737-0899
18220 State Hwy 249
Houston, TX 77070
(281) 737-8300

More critical care physicians in Sugar Land

Updated August 2026. Practice locations and specialty come from the CMS Doctors and Clinicians file, the registry record from NPPES, and enrollment from CMS Medicare enrollment files. NPI records are corrected at the source, through NPPES.