Doctor profile · Federal record

Dr. Diana Guerra, MD

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Pulmonary Disease Physician · Anesthesiology Physician · Sugar Land, TX

  • NPI 1023200623
  • Accepts Medicare
  • 31 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
16811 Southwest Fwy Ste 300
Sugar Land, TX 774794728
(346) 874-3458
Additional location
700 Scott and White Dr
College Station, TX 778456441
(979) 207-0100
fax (979) 207-2161

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
March 12, 2026
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Texas #P2864
Medicaid
TX #299091308

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023200623. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
564
Distinct HCPCS
3
Medicare allowed
$112,726
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 537 226 $204
99292 Critical care, each additional 30 minutes 16 12 $103
31500 Emergent insertion of breathing tube into windpipe using an endoscope 11 11 $134

In context: peer comparison

Among 5 peers in this city , average services per provider: 107. This provider delivers 5.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Guerra's medical specialty?
Dr. Diana Guerra practices Critical Care Medicine (Internal Medicine) Physician in Sugar Land, TX.
Where does Dr. Diana Guerra practice?
Dr. Diana Guerra practices at 16811 Southwest Fwy Ste 300, Sugar Land, TX 774794728. Office phone: 3468743458.
What is Dr. Diana Guerra's NPI?
Dr. Diana Guerra's National Provider Identifier (NPI) is 1023200623, issued by NPPES.
Does Dr. Diana Guerra accept Medicare assignment?
Yes. Dr. Diana Guerra accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Guerra commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Critical care (HCPCS 99292); Emergent insertion of breathing tube into windpipe using an endoscope (HCPCS 31500). Source: CMS Medicare Physician & Other Practitioners file.